witeg Labortechnik GmbH

Baths WHB Oil bath 6/11/22 Liter 250°C ±0,1°C

Ideal for:

oil bath for general purpose with high temperature

Features:

user‘s self-compensation function to control difference between real temperature and indicated temperature
stainless steel bath & lid for superior durability & high thermal efficiency / consistency
digital timer function (99hr 59min): delay time and operation time can be controlled
storage function for the set values of temperature and timer
backlight LCD display
CE-certified and unique serial number for tracing

Safety mechanism:

locking mode
over- temperature and over-current protection
sensor error protection

Controller:

digital fuzzy controller with Jog-Shuttle-switch (turn + push)

Artikelliste

Order number	Model	Width (inner)	Length (inner)	Height (inner)	Width (Outer)	Length (outer)	Height (outer)	Drain valve	Capacity	Effective space	Power consumption	Temperature control resolution	Temperature range	Temperature fluctuation	Temperature accuracy	Packing size	Sensor
DH.WHB00106	WHB-6 230 V	270 mm	180 mm	150 mm	425 mm	305 mm	340 mm	mounted	6 l	270 x 170 x 110 mm	1500 W	Display 0.1°C, control 0.1°C	Room temperature +5°C - 250°C	±3.0°C	±0.1°C	470 x 400 x 500 mm	Temperature sensor PT100
DH.WHB00111	WHB-11 230 V	300 mm	250 mm	150 mm	425 mm	490 mm	340 mm	mounted	11 l	300 x 250 x 110 mm	2000 W	Display 0.1°C, control 0.1°C	Room temperature +5°C - 250°C	±3.0°C	±0.1°C	600 x 490 x 500 mm	Temperature sensor PT100
DH.WHB00122	WHB-22 230 V	400 mm	300 mm	180 mm	525 mm	490 mm	370 mm	mounted	22 l	400 x 300 x 140mm	2500 W	Display 0.1°C, control 0.1°C	Room temperature +5°C - 250°C	±3.0°C	±0.1°C	600 x 490 x 500 mm	Temperature sensor PT100

Baths WEB Extraction water bath 4/6/8 Plätze bis 100°C ±0,2°C

Ideal for:

gentle extraction, Soxhlet extraction and determination of COD

Features:

available with 4,6 or 8 extraction places
user‘s self-compensation function to control difference between real temperature and indicated temperature (±10.0°C)
concentric ring cover set Ø 110 mm and stainless steel holding frame included, drain valve mounted
stainless steel interior and powder-coated steel body
storage function for the set values of temperature and timer
backlight LCD display
CE certified and unique serial number for tracing

Safety mechanism:

overheat and over-current protection
sensor error detection
locking mode
low water level warning and automatic stop function

Controller:

digital fuzzy controller with Jog-Shuttle-switch (turn + push)

Artikelliste

Order number	Model	Version	Width (inner)	Length (inner)	Height (inner)	Width (Outer)	Length (outer)	Height (outer)	Power consumption	Temperature range	Temperature fluctuation	Temperature accuracy	Packing size	Sensor
DH.WEB01004	WEB-4 230 V	4 places	610 mm	160 mm	160 mm	720 mm	245 mm	275 mm	1400 W	Room temperature +5°C - 100°C	±1.0°C	±0.2°C	710 x 310 x 300 mm	Temperature sensor PT100
DH.WEB01006	WEB-6 230 V	6 places	910 mm	140 mm	160 mm	975 mm	245 mm	275 mm	1800 W	Room temperature +5°C - 100°C	±1.0°C	±0.2°C	1030 x 320 x 370 mm	Temperature sensor PT100
DH.WEB01008	WEB-8 230 V	8 places	610 mm	290 mm	160 mm	720 mm	375 mm	275 mm	2 x 1400 W	Room temperature +5°C - 100°C	±1.0°C	±0.2°C	880 x 420 x 300 mm	Temperature sensor PT100

Baths WVB Viscosity bath 100°C ±0,1°C - DH.WVB01030

Ideal for:

precise measurement with capillary viscometers

Features:

powerful circulation pump ensures highest temperature uniformity
stainless steel interior and lid with 5 holes for viscometer holder, powder-coated steel body, vacuum sealed and tempered safety glasses window
storage function for the set values of temperature and timer
digital timer function (99hr 59min): delay time and operation time can be controlled
user‘s self-compensation function to control difference between real temperature and indicated temperature (±10.0°C)
drain valve mounted
backlight LCD display
CE certified and unique serial number for tracing

Safety mechanism:

overheat and over-current protection

Controller:

digital fuzzy controller with Jog-Shuttle-switch (turn + push)

Centrifuge CF-5 Mini 5500rpm with rotors - DH.WCF00005

Ideal for:

plasmid, DNA and RNA work, miniprep kit, and many other applications

Features:

quick spin down from walls or caps of centrifuge tubes
complete set with circular fixed-angle rotor and fixed strip rotor
smooth opening of the lid by simply pressing
body and rotor made of ABS
clear and transparent lid (polycarbonate)
CE/GMP certified and unique serial number for tracing

Safety mechanism:

lid-activated on/off safety switch: close the clear lid to start and open to stop

Controller:

superior linearity for the control of stirring speed by specially designed control circuit (PWM control)

Centrifuge CF-10 High-Performance 13500rpm with rotors - DH.WCF00010

Ideal for:

plasmid, DNA and RNA work, protein work, and miniprep kit, cell culture, cell harvesting, sub-cellular separations, and many other applications

Features:

direct driven brushless DC motor, quiet operation (? 57 dB)
air cooling system
digital feedback speed control
useful exclusive spin down function
rotor lid for running and reducing noise
realize extremely compact design with small footprint
acceleration & braking times lower than 15 sec (max. speed)
storage function for the set values: RPM & time
simple operation for repetitive use of spin down function
body made of ABS, rotor made of PE, lid made of PC
backlight LCD display
CE/GMP certified and unique serial number for tracing

Safety mechanism:

safety system for motor error
safety electronic lid lock system during running

Controller:

digital feedback control with Jog-Shuttle-switch (turn + push)

Screw caps thread (top closed or with bore)

for bottles with thread
made of PBTP or PP
top closed or with bore

Artikelliste

Order number	Model	Version	Autoclavable	Bore	Color	Thread	Material	Ideal for	Sealing
0 175 025	Screw caps for bottles with thread		up to 180°C		red	GL25	PBTP		PTFE
0 175 032	Screw caps for bottles with thread		up to 180°C		red	GL32	PBTP		PTFE
0 175 045	Screw caps for bottles with thread		up to 180°C		red	GL45	PBTP		PTFE
0 175 050	Screw caps for bottles with thread		up to 140°C		neutral	GL50	PP		PTFE
0 175 080	Screw caps for bottles with thread		up to 140°C		neutral	GL80	PP		PTFE
0 175 099	Screw caps for bottles with thread		up to 140°C		neutral	GL100	PP		PTFE
0 175 125	Screw caps for bottles with thread		up to 140°C		blue	GL25	PP		lip seal
0 175 132	Screw caps for bottles with thread		up to 140°C		blue	GL32	PP		lip seal
0 175 145	Screw caps for bottles with thread		up to 140°C		blue	GL45	PP		lip seal
5 527 680	Screw caps for bottles with thread		up to 140°C		blue	GLS80	PP		lip seal
5 527 690	Screw caps for bottles with thread		up to 140°C		blue	GLS100	PP		lip seal
0 176 025	Screw caps for bottles with thread		up to 180°C	Ø 15 mm	red	GL25	PBTP
0 176 032	Screw caps for bottles with thread		up to 180°C	Ø 20 mm	red	GL32	PBTP
0 176 045	Screw caps for bottles with thread		up to 180°C	Ø 34 mm	red	GL45	PBTP
0 176 050	Screw caps for bottles with thread		up to 140°C	Ø 38 mm	neutral	GL50	PP
0 176 080	Screw caps for bottles with thread		up to 140°C	Ø 68 mm	neutral	GL80	PP
0 176 100	Screw caps for bottles with thread	for narrow neck bottles	up to 140°C	Ø 85 mm	neutral	GL100	PP	narrow neck: 100, 250, 500ml

Staining jars Standard Soda glass

with glass box, cover, slide frame and wire holder
for 10 slides 76 x 26 mm

Artikelliste

Order number	Model	Version	Material	Ideal for	Accessories
4 640 000	Staining jar	complete	Soda glass	10 slides 76x26mm	with glass box, cover, slide frame and wire holder
4 640 001	Staining jar	Spare tray	Soda glass	10 slides 76x26mm
4 640 002	Staining jar	Spare wire holder	Soda glass	10 slides 76x26mm
4 640 003	Staining jar	Spare glass box and cover	Soda glass	10 slides 76x26mm

Staining jars according to Hellendahl Soda glass

with glass box and cover
Standard and with enlargement
for 16 slides 76 x 26 mm

Artikelliste

Order number	Model	Version	Material	Ideal for	Accessories
4 631 001	Staining jar	according to Hellendahl, standard	Soda glass	16 slides 76 x 26 mm	glass box and cover
4 630 000	Staining jar	according to Hellendahl, with enlargement	Soda glass	16 slides 76 x 26 mm	glass box and cover

Staining jars according to Coplin Soda glass

with glass box and cover (glass or PP)
for 10 slides76 x 26 mm
very tight, recommended for mailing

Artikelliste

Order number	Model	Version	Diameter (outer)	Material	Ideal for	Accessories	Diameter	Height(outer)
4 650 000	Staining jar	according to Coplin, standard with glass cover	68 mm	Soda glass	10 slides 76x26mm	glass box and cover	68 mm	115 mm
4 651 000	Staining jar	according to Coplin, standard with PP-screw cap	68 mm	Soda glass	10 slides 76x26mm	glass box and cover	68 mm	113 mm
4 652 000	Staining jar	according to Coplin, low form, without screw cap	68 mm	Soda glass	10 slides 76x26mm	glass box and cover	68 mm	98 mm

Staining jars according to Schiefferdecker Soda glass - 4 660 000

with glass box and cover
for 10 slides 76 x 26 mm

Standard Soda glass

made of Soda glass
for highest requirements, free from bubbles and imperfections
Bottom and lid (inside / outside) absolutely plane

Artikelliste

Order number	Model	Diameter (outer)	Material	Packaging unit	Diameter	Height(outer)
5 830 001	Petri dish	40 mm	Soda glass	18 pcs.	40 mm	12 mm
5 830 012	Petri dish	50 mm	Soda glass	18 pcs.	50 mm	12 mm
5 830 002	Petri dish	60 mm	Soda glass	18 pcs.	60 mm	15 mm
5 830 003	Petri dish	80 mm	Soda glass	18 pcs.	80 mm	15 mm
5 830 004	Petri dish	100 mm	Soda glass	18 pcs.	100 mm	15 mm
5 830 005	Petri dish	100 mm	Soda glass	18 pcs.	100 mm	20 mm
5 830 006	Petri dish	120 mm	Soda glass	18 pcs.	120 mm	20 mm
5 830 007	Petri dish	150 mm	Soda glass	18 pcs.	150 mm	25 mm
5 830 008	Petri dish	180 mm	Soda glass	10 pcs.	180 mm	30 mm
5 830 009	Petri dish	200 mm	Soda glass	10 pcs.	200 mm	30 mm
5 830 010	Petri dish	200 mm	Soda glass	10 pcs.	200 mm	50 mm

Standard Borosilicate glass

made of heat-resistant borosilicate glass
for highest requirements, free from bubbles and imperfections
Bottom and lid (inside / outside) absolutely plane

Artikelliste

Order number	Model	Material	Packaging unit	Diameter	Height(outer)
5 830 003 B	Petri dish	Borosilicate glass	36 pcs.	80 mm	15 mm
5 830 004 B	Petri dish	Borosilicate glass	36 pcs.	100 mm	15 mm
5 830 005 B	Petri dish	Borosilicate glass	32 pcs.	100 mm	20 mm
5 830 007 B	Petri dish	Borosilicate glass	36 pcs.	150 mm	25 mm

Weighing bottle tall form

made of borosilicate glass 3.3
ST cover with knob

Artikelliste

Order number	Model	Diameter (outer)	Form	Material	Capacity	Diameter	Height(outer)
2 870 005	Weighing bottle	25 mm	tall form	Borosilicate glass 3.3	10 ml	25 mm	40 mm
2 870 006	Weighing bottle	30 mm	tall form	Borosilicate glass 3.3	15 ml	30 mm	40 mm
2 870 007	Weighing bottle	30 mm	tall form	Borosilicate glass 3.3	20 ml	30 mm	50 mm
2 870 008	Weighing bottle	35 mm	tall form	Borosilicate glass 3.3	30 ml	35 mm	50 mm
2 870 009	Weighing bottle	40 mm	tall form	Borosilicate glass 3.3	40 ml	40 mm	50 mm
2 870 010	Weighing bottle	40 mm	tall form	Borosilicate glass 3.3	45 ml	40 mm	60 mm
2 870 011	Weighing bottle	40 mm	tall form	Borosilicate glass 3.3	45 ml	40 mm	65 mm
2 870 012	Weighing bottle	35 mm	tall form	Borosilicate glass 3.3	45 ml	35 mm	70 mm
2 870 013	Weighing bottle	40 mm	tall form	Borosilicate glass 3.3	70 ml	40 mm	80 mm
2 870 014	Weighing bottle	50 mm	tall form	Borosilicate glass 3.3	120 ml	50 mm	80 mm

Weighing bottle low form

made of borosilicate glass 3.3
ST cover with knob

Artikelliste

Order number	Model	Diameter (outer)	Form	Material	Capacity	Diameter	Height(outer)	Length(outer)
2 872 001	Weighing bottle	25 mm	low form	Borosilicate glass 3.3	6 ml	25 mm	25 mm
2 872 003	Weighing bottle	30 mm	low form	Borosilicate glass 3.3	7 ml	30 mm	30 mm
2 872 004	Weighing bottle	35 mm	low form	Borosilicate glass 3.3	10 ml	35 mm	35 mm
2 872 002	Weighing bottle	40 mm	low form	Borosilicate glass 3.3	15 ml	40 mm	40 mm
2 872 005	Weighing bottle	50 mm	low form	Borosilicate glass 3.3	30 ml	50 mm	50 mm
2 872 006	Weighing bottle	60 mm	low form	Borosilicate glass 3.3	45 ml	60 mm	60 mm
2 872 008	Weighing bottle	80 mm	low form	Borosilicate glass 3.3	80 ml	80 mm	80 mm
2 872 009	Weighing bottle	40 mm	low form	Borosilicate glass 3.3	35 ml	40 mm	40 mm	60 mm

Reaction vessels made of PE or PP

made of PP or PE
with and without affixed lid (perforated)
transparent
dustfree pack = 1000 pcs.

Artikelliste

Order number	Model	Version	Color	Form	Material	Packaging unit	Capacity
5 420 025	Reaction vessels	with affixed lid	transparent		PE	1000 pcs. dustfree pack	0.25 ml
5 420 000	Reaction vessels	with affixed lid	transparent		PE	1000 pcs. dustfree pack	0.4 ml
5 419 000	Reaction vessels	with affixed lid	transparent		PP	1000 pcs. dustfree pack	0.7 ml
5 417 000	Reaction vessels	with affixed lid	transparent		PP	1000 pcs. dustfree pack	1.5 ml
5 417 019	Reaction vessels	with affixed lid	transparent		PP	1000 pcs. dustfree pack	1.9 ml
5 417 022	Reaction vessels	with affixed lid	transparent		PP	1000 pcs. dustfree pack	2.2 ml
5 418 000	Reaction vessels		transparent		PP	1000 pcs. dustfree pack	1.5 ml
5 418 022	Reaction vessels	Screw cap with seal joint	transparent	round bottom	PP	100 pcs.	2 ml

porcelain Crucible

made of Porcelain
glazed
Crucible and lid must be ordered separately

Artikelliste

Order number	Model	Diameter (outer)	Form	Material	Capacity	Diameter	Height(outer)
8 520 003	Crucible	26 mm	tall form	Porcelain, glazed	11 ml	26 mm	34 mm
8 518 003	Crucible	35 mm	low form	Porcelain, glazed	10 ml	35 mm	22 mm
8 518 004	Crucible	40 mm	low form	Porcelain, glazed	17 ml	40 mm	25 mm
8 518 005	Crucible	45 mm	low form	Porcelain, glazed	21 ml	45 mm	28 mm
8 518 006	Crucible	50 mm	low form	Porcelain, glazed	34 ml	50 mm	32 mm
8 518 007	Crucible	70 mm	low form	Porcelain, glazed	91 ml	70 mm	44 mm
8 518 009	Crucible	30 mm	low form	Porcelain, glazed	180 ml	83 mm	55 mm
8 519 002	Crucible	30 mm	medium form	Porcelain, glazed	10 ml	30 mm	25 mm
8 519 003	Crucible	35 mm	medium form	Porcelain, glazed	12 ml	35 mm	28 mm
8 519 004	Crucible	40 mm	medium form	Porcelain, glazed	20 ml	40 mm	32 mm
8 519 005	Crucible	45 mm	medium form	Porcelain, glazed	30 ml	45 mm	36 mm
8 519 006	Crucible	50 mm	medium form	Porcelain, glazed	45 ml	50 mm	40 mm
8 519 007	Crucible	52 mm	medium form	Porcelain, glazed	60 ml	52 mm	43 mm
8 519 008	Crucible	60 mm	medium form	Porcelain, glazed	80 ml	60 mm	48 mm
8 519 009	Crucible	63 mm	medium form	Porcelain, glazed	110 ml	63 mm	55 mm
8 519 010	Crucible	70 mm	medium form	Porcelain, glazed	120 ml	70 mm	56 mm
8 519 011	Crucible	82 mm	medium form	Porcelain, glazed	230 ml	82 mm	65 mm
8 519 012	Crucible	25 mm	medium form	Porcelain, glazed	300 ml	89 mm	75 mm
8 520 004	Crucible	30 mm	tall form	Porcelain, glazed	15 ml	30 mm	38 mm
8 520 005	Crucible	35 mm	tall form	Porcelain, glazed	26 ml	35 mm	44 mm
8 520 006	Crucible	40 mm	tall form	Porcelain, glazed	35 ml	40 mm	50 mm
8 520 007	Crucible	45 mm	tall form	Porcelain, glazed	50 ml	45 mm	56 mm
8 520 008	Crucible	50 mm	tall form	Porcelain, glazed	72 ml	50 mm	62 mm
8 520 009	Crucible	60 mm	tall form	Porcelain, glazed	130 ml	60 mm	75 mm

Polyethylene-stopper octagonal - 0 306 034

Polyethylene-stopper, octagonal, PE-HD plate, ST 34/35, acc. to DIN 12254, blue

Polyethylene-stopper octagonal - 0 306 045

Polyethylene-stopper, octagonal, PE-HD plate, ST 45/40, acc. to DIN 12254

Pneumatic tank 4000 ml SAN - 1 965 020

Pneumatic tank, 4000 ml, SAN, 340 x 230 x 94 mm, with cover

Vessel for freezing mixture for apparatuses for determination of molecular weights - 2 512 001

Spare parts for apparatuses for determination of molecular weights, acc. to Beckmann: (for freezing point method) -vessel for freezing mixture with cover

Desiccator "NOVUS" with tubulated lid

desiccator "NOVUS" with tubulated lid
needle valve in the lid
cone ST 24/29
DURAN® glass
according to DIN ISO 13130

Artikelliste

Order number	Model	Version	Diameter (inner)	Diameter (outer)	Material	Volume	Diameter	Height(outer)	Cone	DIN
5 660 100	Desiccator "NOVUS"	with tubulated lid and needle valve stopcock in the lid	flange: 119 mm	flange: 153 ± 2 mm	DURAN® glass	approx. 0,7 l	DN 100	without stopcock: 174 mm	ST 24/29	DIN ISO 13130
5 660 150	Desiccator "NOVUS"	with tubulated lid and needle valve stopcock in the lid	flange: 172 mm	flange: 215 ± 2 mm	DURAN® glass	approx. 2,4 l	DN 150	without stopcock: 239 mm	ST 24/29	DIN ISO 13130
5 660 200	Desiccator "NOVUS"	with tubulated lid and needle valve stopcock in the lid	flange: 224 mm	flange: 270 ± 2 mm	DURAN® glass	approx. 5,8 l	DN 200	without stopcock: 296 mm	ST 24/29	DIN ISO 13130
5 660 250	Desiccator "NOVUS"	with tubulated lid and needle valve stopcock in the lid	flange: 274 mm	flange: 320 ± 2 mm	DURAN® glass	approx. 10,5 l	DN 250	without stopcock: 344 mm	ST 24/29	DIN ISO 13130
5 660 300	Desiccator "NOVUS"	with tubulated lid and needle valve stopcock in the lid	flange: 332 mm	flange: 380 ± 2 mm	DURAN® glass	approx. 18,5 l	DN 300	without stopcock: 420 mm	ST 24/29	DIN ISO 13130