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Vacuum pump Chemker 411 -750 mmHg (13 mbar) 18 l/min with vapor trap chemical resistant (PTFE) - 00829 169411-22

Ideal for:

vacuum filtration
gel electrophoresis
solid phase extraction (SPE)
solvent purification
rotary evaporator

Features:

high chemical resistant due to PTFE materials
no air pollution
maintenance-free
quiet operation and low vibration
direct driven motor
CE certified

Controller:

thermal protection device ensures shutting down the pump when overheated and resumes working when the temperature cooled down

Compressor Rocker 320 80/100 psi 12 l/min - 00829 167320-22

Ideal for:

aeration
pressure filtration

Features:

no air pollution
maintenance-free
quiet operation and low vibration
direct driven motor
air outlet filter device for filtering particles, moisture and supply clean air
CE, CSA and RoHs certified, with IP 30 protection

Controller:

thermal protection device ensures shutting down the pump when overheated and resumes working when the temperature cooled down

Compressor Rocker 420 80/100 psi 25 l/min - 00829 167420-22

Ideal for:

aeration
pressure filtration

Features:

no air pollution
maintenance-free
quiet operation and low vibration
direct driven motor
air outlet filter device for filtering particles, moisture and supply clean air
CE, CSA and RoHs certified, with IP 30 protection

Controller:

thermal protection device ensures shutting down the pump when overheated and resumes working when the temperature cooled down

Air supply system Rocker 440 40-60 psi 25 l/min - 00829 167440-22

Ideal for:

fermenter
bioreactor
gas chromatography

Features:

no air pollution
maintenance-free
quiet operation and low vibration
direct driven motor
air outlet filter device for filtering particles, moisture and supply clean air
CE, CSA and RoHs certified, with IP 30 protection

Controller:

thermal protection device ensures shutting down the pump when overheated and resumes working when the temperature cooled down

Gel documentation system WGD20 portable with camera and software

Ideal for:

DNA, RNA gel imaging capture and analysis

Features:

the most cost-effective system
high precise and large caliber optical lens with zoom, focus and iris control
digital CCD camera (resolution 1360x1024, 1.5 m pixel) with portable darkroom10-bit CCD, available for 8-bit grey level image capturing
very compact portable darkroom system for highest flexibility
existing transilluminator can be used
USB 2.0 interface for real-time images and data transfer
power supply via USB
WiseCapture II™ software: easy and fast view, capture and save gel images (included)
TotalLab™ Quant software (WGD-20S): fully automatic, single button press complete image analysis in interesting area
CE certified and unique serial number for tracing

Artikelliste

Order number	Model	Width (Outer)	Length (outer)	Height (outer)	Ideal for	Connections	Temperature range	Packing size	Sensor
DH.WGD00020	WGD-20	260 mm	260 mm	430 mm	DNA, RNA gel imaging capture and analysis	USB 2.0	Operation temperature -10°C to +50°C	400 x 350 x 510 mm	1/2“ CCD
DH.WGD00024	WGD-20S	260 mm	260 mm	430 mm	DNA, RNA gel imaging capture and analysis	USB 2.0	Operation temperature -10°C to +50°C	400 x 350 x 510 mm	1/2“ CCD

UV-transilluminator Standard 6x15W (365nm, 312nm, 365+312nm)

Ideal for:

standard gel documentation and preparative work, especially for detection of very small amounts of DNA & RNA stained by EtBr

Features:

low cost, robust, versatile, affordable & gentle excitation
stainless steel frame and robust steel housing
small amount of DNA & RNA stained by EtBr
long-life electronic (low heat, no flickering)
CE certified and unique serial number for tracing

Safety mechanism:

hinged UV-blocking safety cover protects user from UV-radiation

Controller:

high (100%) / low (75%) intensity switch

Artikelliste

Order number	Model	Version	Width (Outer)	Length (outer)	Height (outer)	Filter	Ideal for	Illumination	Packing size	Wavelengths
DH.WUV00010	WUV-L10 230 V	Standard case-type	495 mm	330 mm	95 mm	Filter size 200 x 200 mm	Standard gel documentation and preparative work, especially for detection of very small amounts of DNA & RNA stained by EtBr	6 x 15 W UV lamps	520 x 380 x 220 mm	Single 365 nm
DH.WUV00020	WUV-L20 230 V	Standard case-type	495 mm	330 mm	95 mm	Filter size 200 x 200 mm	Standard gel documentation and preparative work, especially for detection of very small amounts of DNA & RNA stained by EtBr	6 x 15 W UV lamps	520 x 380 x 220 mm	Single 312 nm
DH.WUV00050	WUV-L50 230 V	Standard case-type	495 mm	330 mm	95 mm	Filter size 200 x 200 mm	Standard gel documentation and preparative work, especially for detection of very small amounts of DNA & RNA stained by EtBr	6 x 15 W UV lamps	520 x 380 x 220 mm	Dual 365 + 312 nm

UV-transilluminator Compact 6x8W (365nm, 312nm)

Ideal for:

standard gel documentation and preparative work, especially for detection of very small amounts of DNA & RNA stained by EtBr

Features:

low cost, robust, versatile, affordable & gentle excitation
stainless steel frame and robust steel housing
small amount of DNA & RNA stained by EtBr
long-life electronic (low heat, no flickering)
CE certified and unique serial number for tracing

Safety mechanism:

hinged UV-blocking safety cover protects user from UV-radiation

Controller:

high (100%) / low (75%) intensity switch

Artikelliste

Order number	Model	Version	Width (Outer)	Length (outer)	Height (outer)	Filter	Ideal for	Illumination	Packing size	Wavelengths
DH.WUV00110	WUV-M10 230 V	Compact case-type	350 mm	275 mm	95 mm	Filter size 200 x 200 mm	Standard gel documentation and preparative work, especially for detection of very small amounts of DNA & RNA stained by EtBr	6 x 8 W UV lamps	380 x 320 x 220 mm	Single 365 nm
DH.WUV00120	WUV-M20 230 V	Compact case-type	350 mm	275 mm	95 mm	Filter size 200 x 200 mm	Standard gel documentation and preparative work, especially for detection of very small amounts of DNA & RNA stained by EtBr	6 x 8 W UV lamps	380 x 320 x 220 mm	Single 312 nm
DH.WUV00210	WUV-M10 110V	Compact case-type	350 mm	275 mm	95 mm	Filter size 200 x 200 mm	Standard gel documentation and preparative work, especially for detection of very small amounts of DNA & RNA stained by EtBr	6 x 8 W UV lamps	380 x 320 x 220 mm	Single 365 nm
DH.WUV00220	WUV-M20 110V	Compact case-type	350 mm	275 mm	95 mm	Filter size 200 x 200 mm	Standard gel documentation and preparative work, especially for detection of very small amounts of DNA & RNA stained by EtBr	6 x 8 W UV lamps	380 x 320 x 220 mm	Single 312 nm

Water distillation apparatus Biostill 4 4,3l/h - 2 190 104

Ideal for:

all water distillation processes

Features:

fully automatic operation
borosilicate glass 3.3
ideal for high purity water
free of pyrogen and metal ions
safety features allow unattended operation

Water distillation apparatus Biostill 10 10l/h - 2 190 110 01

Ideal for:

all water distillation processes

Features:

fully automatic operation
borosilicate glass 3.3
ideal for high purity water
free of pyrogen and metal ions
safety features allow unattended operation

Water purification system WWP-20

Ideal for:

production of pure water, up to 0.2-30 ?S/cm

Features:

with pretreatment system
with RS232C interface and volumetric dispensing function with timer, level sensor included
2-phase-display for filter exchange
backlight LCD display
filter exchange message indicated by LCD display and blinking LED light
CE certified and unique serial number for tracing

Controller:

microprocessor controller: one-touch technology

Artikelliste

Order number	Model	Width (Outer)	Length (outer)	Height (outer)	Ideal for	Capacity	Flow rate	Product water quality	Water quality display
DH.WWP.RO180	WWP.RO-180	300 mm	460 mm	470 mm	production of pure water, up to 0.2-30 μS/cm	60 l/day	max. 15 l/h	0 to 30 μS/cm	pure water: 0.2 to 250.0 μS/cm, feed water: 10 to 100 μS/cm, temperature: 0 to 99.9°C
DH.WWP.RO280	WWP.RO-280	300 mm	460 mm	470 mm	production of pure water, up to 0.2-30 μS/cm	100 l/day	max. 25 l/h	0 to 30 μS/cm	pure water: 0.2 to 250.0 μS/cm, feed water: 10 to 100 μS/cm, temperature: 0 to 99.9°C
DH.WWP.RO380	WWP.RO-380	300 mm	460 mm	470 mm	production of pure water, up to 0.2-30 μS/cm	120 l/day	max. 35 l/h	0 to 30 μS/cm	pure water: 0.2 to 250.0 μS/cm, feed water: 10 to 100 μS/cm, temperature: 0 to 99.9°C

Water purification system WWP.UP

Ideal for:

production of ultra-pure water, up to 18.3 M? x cm

Features:

with RS232C interface and volumetric dispensing function with timer
2-phase-display for filter exchange
filter exchange message indicated by LCD display and blinking LED light
backlight LCD display
CE certified and unique serial number for tracing

Controller:

microprocessor controller: one-touch technology

Artikelliste

Order number	Model	Width (Outer)	Length (outer)	Height (outer)	Ideal for	Flow rate	Product water quality	Water quality display	Filter composition
DH.WWP.UP.S	WWP.UP Scholar	300 mm	500 mm	470 mm	production of ultra pure water, up to 18.3 MΩ x cm	1,5 l/Min	up to 18.3 MΩ x cm	ultra pure water: up to 18.3 MΩ x cm, feed water: 0 to 250 μS/cm, temperature: 0 to 99.9°C	0.2 μm final capsule filter, UP Pack (DH.WW.UPS)
DH.WWP.UP.U	WWP.UP UV	300 mm	500 mm	470 mm	production of ultra pure water, up to 18.3 MΩ x cm	1,5 l/Min	up to 18.3 MΩ x cm	ultra pure water: up to 18.3 MΩ x cm, feed water: 0 to 250 μS/cm, temperature: 0 to 99.9°C	0.2 μm final capsule filter, UP Pack (DH.WW.UPS), 254/185 UV lamp
DH.WWP.UP.B	WWP.UP Bio	300 mm	500 mm	470 mm	production of ultra pure water, up to 18.3 MΩ x cm	1,5 l/Min	up to 18.3 MΩ x cm	ultra pure water: up to 18.3 MΩ x cm, feed water: 0 to 250 μS/cm, temperature: 0 to 99.9°C	0.2 μm final capsule filter, UP Pack (DH.WW.UPS), MW 5000 UF filter (L)
DH.WWP.UP.I	WWP.UP Integrate	300 mm	500 mm	470 mm	production of ultra pure water, up to 18.3 MΩ x cm	1,5 l/Min	up to 18.3 MΩ x cm	ultra pure water: up to 18.3 MΩ x cm, feed water: 0 to 250 μS/cm, temperature: 0 to 99.9°C	0.2 μm final capsule filter, UP Pack (DH.WW.UPS), 254/185 UV lamp, MW 5000 UF filter (L)

Water purification system WWP.POWER

Ideal for:

production of pure and ultra-pure water

Features:

with pretreatment system
with RS232C interface and volumetric dispensing function with timer, level sensor included
2-phase-display for filter exchange
backlight LCD display
filter exchange message indicated by LCD display and blinking LED light
self-diagnosis for Ext- and Int-system, automatic cleaning, automatic sensor calibration
CE certified and unique serial number for tracing

Controller:

microprocessor controller: one-touch technology

Artikelliste

Order number	Model	Width (Outer)	Length (outer)	Height (outer)	Ideal for	Flow rate	Product water quality	Water quality display	Filter composition
DH.WWP.POWER.S	WWP.POWER Scholar	395 mm	500 mm	470 mm	production of pure and ultra pure water	15 l/h	pure water: 0.2 - 250 μS/cm, ultra pure water: up to ≤18.3 MΩ x cm	pure water: 0.2 to 250.0 μS/cm, feed water: 10 to 100 μS/cm, temperature: 0 to 99.9°C	Pretreatment system HMC-PT-3, RO Pack, 0.2 μm final filter,UP Pack (scholar)
DH.WWP.POWER.U	WWP.POWER UV	395 mm	500 mm	470 mm	production of pure and ultra pure water	15 l/h	pure water: 0.2 - 250 μS/cm, ultra pure water: up to ≤18.3 MΩ x cm	pure water: 0.2 to 250.0 μS/cm, feed water: 10 to 100 μS/cm, temperature: 0 to 99.9°C	Pretreatment system HMC-PT-3, RO Pack, 0.2 μm final filter, UP Pack (S-UV), 254/185 UV lamp
DH.WWP.POWER.B	WWP.POWER Bio	395 mm	500 mm	470 mm	production of pure and ultra pure water	15 l/h	pure water: 0.2 - 250 μS/cm, ultra pure water: up to ≤18.3 MΩ x cm	pure water: 0.2 to 250.0 μS/cm, feed water: 10 to 100 μS/cm, temperature: 0 to 99.9°C	Pretreatment system HMC-PT-3, RO Pack, 0.2 μm final filter, UP Pack (BIO), MW 5000 UF filter (M)
DH.WWP.POWER.I	WWP.POWER Integrate	395 mm	500 mm	470 mm	production of pure and ultra pure water	15 l/h	pure water: 0.2 - 250 μS/cm, ultra pure water: up to ≤18.3 MΩ x cm	pure water: 0.2 to 250.0 μS/cm, feed water: 10 to 100 μS/cm, temperature: 0 to 99.9°C	Pretreatment system HMC-PT-3, RO Pack, 0.2 μm final filter, UP Pack (INT), 254/185 UV lamp, MW 5000 UF filter (M)

Plate stands, rods and accessories Rods for plate stands

with or without thread
made of stainless steel

Artikelliste

Order number	Model	Version	Height (outer)	Diameter (outer)	Thread	Material	Ideal for
7 400 180	Rods	without thread	500 mm	Ø12		Stainless steel	for plate stands
7 400 181	Rods	without thread	600 mm	Ø12		Stainless steel	for plate stands
7 400 182	Rods	without thread	750 mm	Ø12		Stainless steel	for plate stands
7 400 183	Rods	without thread	1000 mm	Ø12		Stainless steel	for plate stands
7 400 184	Rods	without thread	1250 mm	Ø12		Stainless steel	for plate stands
7 400 185	Rods	without thread	1500 mm	Ø12		Stainless steel	for plate stands
7 400 160	Rods	with thread	500 mm	Ø12	M10	Stainless steel	for plate stands
7 400 161	Rods	with thread	600 mm	Ø12	M10	Stainless steel	for plate stands
7 400 162	Rods	with thread	750 mm	Ø12	M10	Stainless steel	for plate stands
7 400 163	Rods	with thread	1000 mm	Ø12	M10	Stainless steel	for plate stands
7 400 164	Rods	with thread	1250 mm	Ø12	M10	Stainless steel	for plate stands
7 400 165	Rods	with thread	1500 mm	Ø12	M10	Stainless steel	for plate stands
DH.WOS502022	RD522	with thread	1000 mm	Ø23	M8	Stainless steel	for plate stands

Plate stands, rods and accessories Bossheads

suitable for all rods from Ø12mm - Ø23mm

Artikelliste

Order number	Model	Version	Material	Ideal for	Angle
7 400 470	Bosshead	hook-bosshead	Stainless steel	for rods up to Ø12 mm	90°
7 400 500	Bosshead	with thread	Aluminium	for rods up to Ø16 mm	90°
7 400 502	Bosshead	with thread	Powder coated zinc die-cast	for rods up to Ø16 mm	90°
7 400 511	Bosshead	Douple-cross-bosshead	Stainless steel	for rods up to Ø16 mm	90° & 180°
7 400 440	Bosshead	Heavy-duty-bosshead	Cast aluminium	for rods up to Ø23 mm

Plate stands, rods and accessories Clamps

with or without bosshead

Artikelliste

Order number	Model	Version	Width (Outer)	Length (outer)	Diameter (outer)	Synthetic coating	Material
7 400 660	Retort clamp	2 jaws	spread Ø 30 mm			PVC-coated	Stainless steel
7 400 661	Retort clamp	2 jaws	spread Ø 40 mm			PVC-coated	Stainless steel
7 400 662	Retort clamp	2 jaws	spread Ø 60 mm			PVC-coated	Stainless steel
7 400 712	Retort clamp	4 fingers	spread Ø 30-100 mm	190 mm	Ø12 mm	Silicone-coated	Stainless steel
7 400 713	Retort clamp	4 fingers	spread Ø 50-150 mm	190 mm	Ø12 mm	Silicone-coated	Stainless steel
7 400 720	Universal clamp, with hinge joint of 180°	4 fingers	spread 0-80 mm	270 mm	Ø10 mm		zinc diecasting, with cork lined jaws
7 400 730	Condenser clamp	4 fingers	spread 50-100 mm	150 mm		fingers with PVC coating	malleable cast iron, nickel-plated
7 400 830	Burette and flask clamp	2 fingers	spread Ø 12-45 mm	130 mm	Ø10 mm	PVC-coated	Chromed
7 400 800	Burette clamp	2 jaws	spread Ø 4-20 mm	130 mm	Ø10 mm		Chromed
7 400 810	Thermometer clamp	with hook and bosshead	spread Ø 6-15 mm				Chromed

Burner Bunsen burner

with flame stabilizer and air regulation
made of nickel-plated brass

Artikelliste

Order number	Model	Version	Height (outer)	Diameter (outer)	Material
7 401 000	Bunsen burner		130 mm	Ø11 mm	Nickel-plated brass
7 401 001	Bunsen burner	with stopcock	130 mm	Ø11 mm	Nickel-plated brass
7 401 002	Bunsen burner		150 mm	Ø13 mm	Nickel-plated brass
7 401 003	Bunsen burner	with stopcock & pilot flame	160 mm	Ø13 mm	Nickel-plated brass
7 401 010	Bunsen burner		130 mm	Ø11 mm	Nickel-plated brass
7 401 011	Bunsen burner	with stopcock	130 mm	Ø11 mm	Nickel-plated brass
7 401 012	Bunsen burner		150 mm	Ø13 mm	Nickel-plated brass
7 401 013	Bunsen burner	with stopcock & pilot flame	160 mm	Ø13 mm	Nickel-plated brass
7 401 024	Bunsen burner	with stopcock	130 mm	Ø11 mm	Nickel-plated brass
7 401 025	Bunsen burner	with stopcock, pilot flame and tilt stopcock	175 mm	Ø13 mm	Nickel-plated brass

Burner Meker burner

with air regulation, grid and stopcock
made of nickel-plated brass

Artikelliste

Order number	Model	Version	Height (outer)	Diameter (outer)	Material
7 401 030	Meker burner	Grid head	140 mm	Ø15 mm	Nickel-plated brass
7 401 031	Meker burner	Grid head	155 mm	Ø20 mm	Nickel-plated brass
7 401 032	Meker burner	Grid head	170 mm	Ø25 mm	Nickel-plated brass
7 401 033	Meker burner	Grid head	200 mm	Ø30 mm	Nickel-plated brass
7 401 040	Meker burner	Grid head	140 mm	Ø15 mm	Nickel-plated brass
7 401 041	Meker burner	Grid head	155 mm	Ø20 mm	Nickel-plated brass
7 401 042	Meker burner	Grid head	170 mm	Ø25 mm	Nickel-plated brass
7 401 043	Meker burner	Grid head	200 mm	Ø30 mm	Nickel-plated brass
7 401 050	Meker burner	Grid head	140 mm	Ø15 mm	Nickel-plated brass
7 401 051	Meker burner	Grid head	155 mm	Ø20 mm	Nickel-plated brass
7 401 052	Meker burner	Grid head	170 mm	Ø25 mm	Nickel-plated brass
7 401 053	Meker burner	Grid head	200 mm	Ø30 mm	Nickel-plated brass
7 401 060	Meker burner	Perforated head	155 mm	Ø20 mm	Nickel-plated brass
7 401 061	Meker burner	Perforated head	180 mm	Ø25 mm	Nickel-plated brass
7 401 062	Meker burner	Perforated head	185 mm	Ø30 mm	Nickel-plated brass

Burner Safety burner

for natural gas / all-gas:

with needle valve, air regulation and pilot flame
made of nickel-plated brass

for Propane / Butane:

instant safety flame push button ignition
used in microbiology, bacteriologyand for general use for fast heat and fusion
powered by a 1.5V battery

Artikelliste

Order number	Model	Material	Ideal for
7 401 070	Safety burner	Nickel-plated brass
7 401 072	Safety burner	Nickel-plated brass
7 401 080	Safety burner		Used in microbiology, bacteriology and for general use for fast heat and fusion

Burner Digital gas burner

controlled burning duration 1sec up to 120 min.
firing time display
multi-lingual, joystick navigation, duration display, manual mode / floor switch
automatic stop when not in use
overheat protection
exact economic flame adjustment
stable flame even at intense airflow
flame and ignition monitoring
angle adjustment

Artikelliste

Order number	Model	Version	Width (Outer)	Length (outer)	Height (outer)	Material	Ideal for	Connections
7 401 200	Digital gas burner		160 mm	128 mm	85 mm
7 401 215	Safety gas tubing			0.75 m			Schuett Phoenix II standard, allgas
7 401 216	Safety gas tubing			0.5 m			Schuett Phoenix II standard, Propane / Butane	Thread connections
7 401 217	Safety gas tubing			2.0 m			Schuett Phoenix II standard, Propane / Butane	Thread connections
7 401 218	Safety gas tubing			1.0 m			Schuett Phoenix II standard, allgas	Standard connection 1/2“ for gas outlet (TAE)
7 401 219	Safety gas tubing			2.0 m			Schuett Phoenix II standard, allgas	Standard connection 1/2“ for gas outlet (TAE)
7 401 211	Adapter	with pressure reducing valve					Schuett Phoenix II standard, CV 360 Butane cartridges
7 401 212	Adapter	with pressure reducing valve					Schuett Phoenix II standard, C 206 Butane cartridges and safety gas tubing 0.5 m
7 401 213	Glasss splatter guard					Glass	Schuett Phoenix II standard, C 206 Butane cartridges and safety gas tubing 0.5 m
7 401 214	Flame shield					Stainless steel	Schuett Phoenix II standard

Burner accessories Tripods

for gas burner
made of stainless steel or tempered cast iron

Artikelliste

Order number	Model	Height (outer)	Diameter (outer)	Material	Ideal for
7 401 300	Tripod	150 mm	Ø80 mm	Stainless steel	gas burner
7 401 301	Tripod	180 mm	Ø100 mm	Stainless steel	gas burner
7 401 302	Tripod	210 mm	Ø120 mm	Stainless steel	gas burner
7 401 304	Tripod	220 mm	Ø140 mm	Stainless steel	gas burner
7 401 306	Tripod	230 mm	Ø160 mm	Stainless steel	gas burner
7 401 311	Tripod	180 mm	Ø100 mm	Tempered cast iron	gas burner
7 401 312	Tripod	210 mm	Ø120 mm	Tempered cast iron	gas burner
7 401 313	Tripod	210 mm	Ø140 mm	Tempered cast iron	gas burner

Burner accessories Triangles

with quartz tubes
made of stainless steel wire or nickel-chrome wire

Artikelliste

Order number	Model	Version	Length (outer)	Material
7 401 320	Triangles	with quartz tubes	40 mm	Stainless steel wire with quartz tubes
7 401 321	Triangles	with quartz tubes	50 mm	Stainless steel wire with quartz tubes
7 401 322	Triangles	with quartz tubes	60 mm	Stainless steel wire with quartz tubes
7 401 323	Triangles	with quartz tubes	70 mm	Stainless steel wire with quartz tubes

Burner accessories Wires gauzes

flat or with ceramic centre
made of iron wire or stainless steel

Artikelliste

Order number	Model	Version	Width (Outer)	Length (outer)	Form	Material
7 401 350	Wire gauzes		135 mm	135 mm	flat	Stainless steel
7 401 351	Wire gauzes		155 mm	155 mm	flat	Stainless steel
7 401 352	Wire gauzes		155 mm	175 mm	flat	Stainless steel
7 401 353	Wire gauzes		195 mm	195 mm	flat	Stainless steel
7 401 360	Wire gauzes	with ceramic centre	100 mm	100 mm		Iron wire
7 401 361	Wire gauzes	with ceramic centre	120 mm	120 mm		Iron wire
7 401 362	Wire gauzes	with ceramic centre	140 mm	140 mm		Iron wire
7 401 363	Wire gauzes	with ceramic centre	160 mm	160 mm		Iron wire
7 401 364	Wire gauzes	with ceramic centre	180 mm	180 mm		Iron wire
7 401 365	Wire gauzes	with ceramic centre	200 mm	200 mm		Iron wire

Stopwatches, counter and timer

Digital stopwatch:

59 min. 59 sec. 1/100
start/stop, addition, split, reset, ABS housing, lanyard

Counter/timer with alarm:

timer up to 99 min. 99 sec.
count-down 99 min. 99 sec.
with magnet and clip

Counter / timer with alarm and clock:

timer up to 99 min. 59 sec. 1/100
count-down 99 min. 59 sec. 1/100
with magnet and clip

Counter / timer with alarm and clock:

timer up to 23 h 59 min. 59 sec.
count-down 23 h 59 min. 59 sec.
with magnet and clip

Timer (mechanical):

0 - 60 min.

Artikelliste

Order number	Model	Version	Housing material
8 484 150	Digital stopwatch	Timer 59 min. 59 sec. 1/100: start/stop, adition, split, reset, lanyard	ABS
8 484 160	Timer with alarm	Timer 99 min. 59 sec., count-down, with magnet and clip
8 484 200	Timer with alarm and clock	Timer 99 min. 59 sec. 1/100, count-down, clock, with magnet and clip
7 425 100	Timer with alarm and clock	Timer 23 hrs. 59 min. 59 sec. 1/100, count-down, clock, with magnet and clip
8 480 112	Timer (mechanical)	0-60 min.

Volumetric flasks class A with screw cap brown graduated

made of borosilicate glass 3.3
tolerance according to DIN EN ISO 1042
inclusive batch certificate
DE-M marked according to the German calibration law

Artikelliste

Order number	Model	Thread	Material	Capacity	Accessories	Graduation	Class	Tolerance ISO	DIN
3 642 000	Volumetric flask	GL14	borosilicate glass 3.3	5 ml	with screw cap	brown graduated	A	±0.040 ml	DIN EN ISO 1042
3 642 001	Volumetric flask	GL14	borosilicate glass 3.3	10 ml	with screw cap	brown graduated	A	±0.040 ml	DIN EN ISO 1042
3 642 002	Volumetric flask	GL14	borosilicate glass 3.3	20 ml	with screw cap	brown graduated	A	±0.040 ml	DIN EN ISO 1042
3 642 003	Volumetric flask	GL14	borosilicate glass 3.3	25 ml	with screw cap	brown graduated	A	±0.040 ml	DIN EN ISO 1042
3 642 005	Volumetric flask	GL18	borosilicate glass 3.3	50 ml	with screw cap	brown graduated	A	±0.060 ml	DIN EN ISO 1042
3 642 010	Volumetric flask	GL18	borosilicate glass 3.3	100 ml	with screw cap	brown graduated	A	±0.100 ml	DIN EN ISO 1042
3 642 020	Volumetric flask	GL18	borosilicate glass 3.3	200 ml	with screw cap	brown graduated	A	±0.150 ml	DIN EN ISO 1042
3 642 025	Volumetric flask	GL18	borosilicate glass 3.3	250 ml	with screw cap	brown graduated	A	±0.150 ml	DIN EN ISO 1042
3 642 050	Volumetric flask	GL25	borosilicate glass 3.3	500 ml	with screw cap	brown graduated	A	±0.250 ml	DIN EN ISO 1042
3 642 100	Volumetric flask	GL32	borosilicate glass 3.3	1000 ml	with screw cap	brown graduated	A	±0.400 ml	DIN EN ISO 1042
3 642 200	Volumetric flask	GL32	borosilicate glass 3.3	2000 ml	with screw cap	brown graduated	A	±0.600 ml	DIN EN ISO 1042
3 642 500	Volumetric flask	GL32	borosilicate glass 3.3	5000 ml	with screw cap	brown graduated	A	±1.200 ml	DIN EN ISO 1042

Volumetric flasks class A with ST brown graduated

with or without stopper
made of borosilicate glass 3.3
tolerance according to ASTM E 288
inclusive batch certificate
DE-M marked according to the German calibration law
standard and special sizes available

Artikelliste

Order number	Model	Version	Material	Capacity	Socket	Stopper	Graduation	Class	Tolerance	DIN
3 662 000	Volumetric flask		borosilicate glass 3.3	5 ml	NS 7/16		brown graduated	A	±0.025 ml	DIN EN ISO 1042
3 662 001	Volumetric flask		borosilicate glass 3.3	10 ml	NS 7/16		brown graduated	A	±0.025 ml	DIN EN ISO 1042
3 662 002	Volumetric flask		borosilicate glass 3.3	20 ml	NS 10/19		brown graduated	A	±0.040 ml	DIN EN ISO 1042
3 662 00214	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	20 ml	NS 14/23		brown graduated	A	±0.060 ml	DIN EN ISO 1042
3 662 003	Volumetric flask		borosilicate glass 3.3	25 ml	NS 10/19		brown graduated	A	±0.040 ml	DIN EN ISO 1042
3 662 00314	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	25 ml	NS 14/23		brown graduated	A	±0.060 ml	DIN EN ISO 1042
3 662 005	Volumetric flask		borosilicate glass 3.3	50 ml	NS 12/21		brown graduated	A	±0.060 ml	DIN EN ISO 1042
3 662 006	Volumetric flask		borosilicate glass 3.3	50 ml	NS 14/23		brown graduated	A	±0.100 ml	DIN EN ISO 1042
3 662 0075	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	75 ml	NS 12/21		brown graduated	A	±0.060 ml	DIN EN ISO 1042
3 662 010	Volumetric flask		borosilicate glass 3.3	100 ml	NS 12/21		brown graduated	A	±0.100 ml	DIN EN ISO 1042
3 662 011	Volumetric flask		borosilicate glass 3.3	100 ml	NS 14/23		brown graduated	A	±0.100 ml	DIN EN ISO 1042
3 662 012	Volumetric flask		borosilicate glass 3.3	10 ml	NS 10/19		brown graduated	A	±0.040 ml	DIN EN ISO 1042
3 662 013	Volumetric flask		borosilicate glass 3.3	20 ml	NS 12/21		brown graduated	A	±0.060 ml	DIN EN ISO 1042
3 662 014	Volumetric flask		borosilicate glass 3.3	25 ml	NS 12/21		brown graduated	A	±0.060 ml	DIN EN ISO 1042
3 662 015	Volumetric flask		borosilicate glass 3.3	5 ml	NS 10/19		brown graduated	A	±0.040 ml	DIN EN ISO 1042
3 662 016	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	15 ml	NS 10/19		brown graduated	A	±0.040 ml	DIN EN ISO 1042
3 662 020	Volumetric flask		borosilicate glass 3.3	200 ml	NS 14/23		brown graduated	A	±0.150 ml	DIN EN ISO 1042
3 662 021	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	20 ml	NS 7/16		brown graduated	A	±0.040 ml	DIN EN ISO 1042
3 662 025	Volumetric flask		borosilicate glass 3.3	250 ml	NS 14/23		brown graduated	A	±0.150 ml	DIN EN ISO 1042
3 662 030	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	300 ml	NS 14/23		brown graduated	A	±0.150 ml	DIN EN ISO 1042
3 662 035	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	350 ml	NS 19/26		brown graduated	A	±0.250 ml	DIN EN ISO 1042
3 662 040	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	400 ml	NS 12/21		brown graduated	A	±0.150 ml	DIN EN ISO 1042
3 662 049	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	500 ml	NS 14/23		brown graduated	A	±0.250 ml	DIN EN ISO 1042
3 662 050	Volumetric flask		borosilicate glass 3.3	500 ml	NS 19/26		brown graduated	A	±0.250 ml	DIN EN ISO 1042
3 662 060	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	600 ml	NS 24/29		brown graduated	A	±0.400 ml	DIN EN ISO 1042
3 662 080	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	800 ml	NS 24/29		brown graduated	A	±0.400 ml	DIN EN ISO 1042
3 662 090	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	900 ml	NS 24/29		brown graduated	A	±0.400 ml	DIN EN ISO 1042
3 662 100	Volumetric flask		borosilicate glass 3.3	1000 ml	NS 24/29		brown graduated	A	±0.400 ml	DIN EN ISO 1042
3 662 101	Volumetric flask		borosilicate glass 3.3	1000 ml	NS 29/32		brown graduated	A	±0.600 ml	DIN EN ISO 1042
3 662 135	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	100 ml	NS 19/26		brown graduated	A	±0.150 ml	DIN EN ISO 1042
3 662 150	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	150 ml	NS 14/23		brown graduated	A	±0.100 ml	DIN EN ISO 1042
3 662 192	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	192.2 ml	NS 14/23		brown graduated	A	±0.150 ml	DIN EN ISO 1042
3 662 200	Volumetric flask		borosilicate glass 3.3	2000 ml	NS 29/32		brown graduated	A	±0.600 ml	DIN EN ISO 1042
3 662 300	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	3000 ml	NS 14/23		brown graduated	A	±0.800 ml	DIN EN ISO 1042
3 662 499	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	5000 ml	NS 29/32		brown graduated	A	±1.200 ml	DIN EN ISO 1042
3 662 500	Volumetric flask		borosilicate glass 3.3	5000 ml	NS 34/35		brown graduated	A	±1.200 ml	DIN EN ISO 1042
3 664 000	Volumetric flask		borosilicate glass 3.3	5 ml	NS 7/16	PE-stopper	brown graduated	A	±0.025 ml	DIN EN ISO 1042
3 664 001	Volumetric flask		borosilicate glass 3.3	10 ml	NS 7/16	PE-stopper	brown graduated	A	±0.025 ml	DIN EN ISO 1042
3 664 002	Volumetric flask		borosilicate glass 3.3	20 ml	NS 10/19	PE-stopper	brown graduated	A	±0.040 ml	DIN EN ISO 1042
3 664 00114	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	10 ml	NS 14/23	PE-stopper	brown graduated	A	±0.060 ml	DIN EN ISO 1042
3 664 00214	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	20 ml	NS 14/23	PE-stopper	brown graduated	A	±0.060 ml	DIN EN ISO 1042
3 664 003	Volumetric flask		borosilicate glass 3.3	25 ml	NS 10/19	PE-stopper	brown graduated	A	±0.040 ml	DIN EN ISO 1042
3 664 00314	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	25 ml	NS 14/23	PE-stopper	brown graduated	A	±0.060 ml	DIN EN ISO 1042
3 664 0030	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	30 ml	NS 10/19	PE-stopper	brown graduated	A	±0.150ml	DIN EN ISO 1042
3 664 005	Volumetric flask		borosilicate glass 3.3	50 ml	NS 12/21	PE-stopper	brown graduated	A	±0.060 ml	DIN EN ISO 1042
3 664 006	Volumetric flask		borosilicate glass 3.3	50 ml	NS 14/23	PE-stopper	brown graduated	A	±0.100 ml	DIN EN ISO 1042
3 664 010	Volumetric flask		borosilicate glass 3.3	100 ml	NS 12/21	PE-stopper	brown graduated	A	±0.100 ml	DIN EN ISO 1042
3 664 011	Volumetric flask		borosilicate glass 3.3	100 ml	NS 14/23	PE-stopper	brown graduated	A	±0.100 ml	DIN EN ISO 1042
3 664 012	Volumetric flask		borosilicate glass 3.3	10 ml	NS 10/19	PE-stopper	brown graduated	A	±0.040 ml	DIN EN ISO 1042
3 664 013	Volumetric flask		borosilicate glass 3.3	20 ml	NS 12/21	PE-stopper	brown graduated	A	±0.060 ml	DIN EN ISO 1042
3 664 014	Volumetric flask		borosilicate glass 3.3	25 ml	NS 12/21	PE-stopper	brown graduated	A	±0.060 ml	DIN EN ISO 1042
3 664 015	Volumetric flask		borosilicate glass 3.3	5 ml	NS 10/19	PE-stopper	brown graduated	A	±0.040 ml	DIN EN ISO 1042
3 664 016	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	15 ml	NS 10/19	PE-stopper	brown graduated	A	±0.040 ml	DIN EN ISO 1042
3 664 020	Volumetric flask		borosilicate glass 3.3	200 ml	NS 14/23	PE-stopper	brown graduated	A	±0.150 ml	DIN EN ISO 1042
3 664 021	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	20 ml	NS 7/16	PE-stopper	brown graduated	A	±0.040 ml	DIN EN ISO 1042
3 664 025	Volumetric flask		borosilicate glass 3.3	250 ml	NS 14/23	PE-stopper	brown graduated	A	±0.150 ml	DIN EN ISO 1042
3 664 030	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	300 ml	NS 14/23	PE-stopper	brown graduated	A	±0.150 ml	DIN EN ISO 1042
3 664 035	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	350 ml	NS 19/26	PE-stopper	brown graduated	A	±0.150 ml	DIN EN ISO 1042
3 664 040	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	400 ml	NS 19/26	PE-stopper	brown graduated	A	±0.250 ml	DIN EN ISO 1042
3 664 049	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	500 ml	NS 14/23	PE-stopper	brown graduated	A	±0.250 ml	DIN EN ISO 1042
3 664 050	Volumetric flask		borosilicate glass 3.3	500 ml	NS 19/26	PE-stopper	brown graduated	A	±0.250 ml	DIN EN ISO 1042
3 664 060	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	600 ml	NS 24/29	PE-stopper	brown graduated	A	±0.400 ml	DIN EN ISO 1042
3 664 080	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	800 ml	NS 24/29	PE-stopper	brown graduated	A	±0.400 ml	DIN EN ISO 1042
3 664 090	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	900 ml	NS 24/29	PE-stopper	brown graduated	A	±0.400 ml	DIN EN ISO 1042
3 664 100	Volumetric flask		borosilicate glass 3.3	1000 ml	NS 24/29	PE-stopper	brown graduated	A	±0.400 ml	DIN EN ISO 1042
3 664 101	Volumetric flask		borosilicate glass 3.3	1000 ml	NS 29/32	PE-stopper	brown graduated	A	±0.600 ml	DIN EN ISO 1042
3 664 135	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	100 ml	NS 19/26	PE-stopper	brown graduated	A	±0.150 ml	DIN EN ISO 1042
3 664 150	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	150 ml	NS 14/23	PE-stopper	brown graduated	A	±0.100 ml	DIN EN ISO 1042
3 664 192	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	192.2 ml	NS 14/23	PE-stopper	brown graduated	A	±0.150 ml	DIN EN ISO 1042
3 664 200	Volumetric flask		borosilicate glass 3.3	2000 ml	NS 29/32	PE-stopper	brown graduated	A	±0.600 ml	DIN EN ISO 1042
3 664 300	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	3000 ml	NS 29/32	PE-stopper	brown graduated	A	±0.800 ml	DIN EN ISO 1042
3 664 499	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	5000 ml	NS 29/32	PE-stopper	brown graduated	A	±1.200 ml	DIN EN ISO 1042
3 664 500	Volumetric flask		borosilicate glass 3.3	5000 ml	NS 34/35	PE-stopper	brown graduated	A	±1.200 ml	DIN EN ISO 1042
3 668 000	Volumetric flask		borosilicate glass 3.3	5 ml	NS 7/16	hollow glass stopper	brown graduated	A	±0.025 ml	DIN EN ISO 1042
3 668 001	Volumetric flask		borosilicate glass 3.3	10 ml	NS 7/16	hollow glass stopper	brown graduated	A	±0.025 ml	DIN EN ISO 1042
3 668 002	Volumetric flask		borosilicate glass 3.3	20 ml	NS 10/19	hollow glass stopper	brown graduated	A	±0.040 ml	DIN EN ISO 1042
3 668 00214	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	20 ml	NS 14/23	hollow glass stopper	brown graduated	A	±0.060 ml	DIN EN ISO 1042
3 668 003	Volumetric flask		borosilicate glass 3.3	25 ml	NS 10/19	hollow glass stopper	brown graduated	A	±0.040 ml	DIN EN ISO 1042
3 668 00314	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	25 ml	NS 14/23	hollow glass stopper	brown graduated	A	±0.060 ml	DN EN ISO 1042
3 668 005	Volumetric flask		borosilicate glass 3.3	50 ml	NS 12/21	hollow glass stopper	brown graduated	A	±0.060 ml	DIN EN ISO 1042
3 668 006	Volumetric flask		borosilicate glass 3.3	50 ml	NS 14/23	hollow glass stopper	brown graduated	A	±0.100 ml	DIN EN ISO 1042
3 668 0075	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	75 ml	NS 12/21	hollow glass stopper	brown graduated	A	±0.060 ml	DIN EN ISO 1042
3 668 010	Volumetric flask		borosilicate glass 3.3	100 ml	NS 12/21	hollow glass stopper	brown graduated	A	±0.100 ml	DIN EN ISO 1042
3 668 011	Volumetric flask		borosilicate glass 3.3	100 ml	NS 14/23	hollow glass stopper	brown graduated	A	±0.100 ml	DIN EN ISO 1042
3 668 012	Volumetric flask		borosilicate glass 3.3	10 ml	NS 10/19	hollow glass stopper	brown graduated	A	±0.040 ml	DIN EN ISO 1042
3 668 013	Volumetric flask		borosilicate glass 3.3	20 ml	NS 12/21	hollow glass stopper	brown graduated	A	±0.060 ml	DIN EN ISO 1042
3 668 014	Volumetric flask		borosilicate glass 3.3	25 ml	NS 12/21	hollow glass stopper	brown graduated	A	±0.060 ml	DIN EN ISO 1042
3 668 015	Volumetric flask		borosilicate glass 3.3	5 ml	NS 10/19	hollow glass stopper	brown graduated	A	±0.040 ml	DIN EN ISO 1042
3 668 016	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	15 ml	NS 10/19	hollow glass stopper	brown graduated	A	±0.040 ml	DIN EN ISO 1042
3 668 020	Volumetric flask		borosilicate glass 3.3	200 ml	NS 14/23	hollow glass stopper	brown graduated	A	±0.150 ml	DIN EN ISO 1042
3 668 021	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	20 ml	NS 7/16	hollow glass stopper	brown graduated	A	±0.040 ml	DIN EN ISO 1042
3 668 025	Volumetric flask		borosilicate glass 3.3	250 ml	NS 14/23	hollow glass stopper	brown graduated	A	±0.150 ml	DIN EN ISO 1042
3 668 030	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	300 ml	NS 14/23	hollow glass stopper	brown graduated	A	±0.150 ml	DIN EN ISO 1042
3 668 035	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	350 ml	NS 19/26	hollow glass stopper	brown graduated	A	±0.150 ml	DIN EN ISO 1042
3 668 040	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	400 ml	NS 19/26	hollow glass stopper	brown graduated	A	±0.250 ml	DIN EN ISO 1042
3 668 049	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	500 ml	NS 14/23	hollow glass stopper	brown graduated	A	±0.250 ml	DIN EN ISO 1042
3 668 050	Volumetric flask		borosilicate glass 3.3	500 ml	NS 19/26	hollow glass stopper	brown graduated	A	±0.250 ml	DIN EN ISO 1042
3 668 060	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	600 ml	NS 24/29	hollow glass stopper	brown graduated	A	±0.400 ml	DIN EN ISO 1042
3 668 080	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	800 ml	NS 24/29	hollow glass stopper	brown graduated	A	±0.400 ml	DIN EN ISO 1042
3 668 090	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	900 ml	NS 24/29	hollow glass stopper	brown graduated	A	±0.400 ml	DIN EN ISO 1042
3 668 100	Volumetric flask		borosilicate glass 3.3	1000 ml	NS 24/29	hollow glass stopper	brown graduated	A	±0.400 ml	DIN EN ISO 1042
3 668 101	Volumetric flask		borosilicate glass 3.3	1000 ml	NS 29/32	hollow glass stopper	brown graduated	A	±0.600 ml	DIN EN ISO 1042
3 668 135	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	100 ml	NS 19/26	hollow glass stopper	brown graduated	A	±0.150 ml	DIN EN ISO 1042
3 668 150	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	150 ml	NS 14/23	hollow glass stopper	brown graduated	A	±0.100 ml	DIN EN ISO 1042
3 668 192	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	192.2 ml	NS 14/23	hollow glass stopper	brown graduated	A	±0.150 ml	DIN EN ISO 1042
3 668 200	Volumetric flask		borosilicate glass 3.3	2000 ml	NS 29/32	hollow glass stopper	brown graduated	A	±0.600 ml	DIN EN ISO 1042
3 668 300	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	3000 ml	NS 29/32	hollow glass stopper	brown graduated	A	±0.800 ml	DIN EN ISO 1042
3 668 499	Volumetric flask	Special size in addition to the ASTM E 288 range	borosilicate glass 3.3	5000 ml	NS 29/32	hollow glass stopper	brown graduated	A	±1.200 ml	DIN EN ISO 1042
3 668 500	Volumetric flask		borosilicate glass 3.3	5000 ml	NS 34/35	hollow glass stopper	brown graduated	A	±1.200 ml	DIN EN ISO 1042

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