witeg Labortechnik GmbH

Volumetric flask, 4000 ml, class A, conformity certified, ST34/35, PE-stopper, DIFFICO blue, made of borosilicate glass 3.3, All volumetric flasks are delivered with batch number and have enclosed one batch certificate per package

Durham-tubes AR-glass - 4 930 001

Durham-tubes, AR-glass, without rim, round bottom, 35 mm, O.D. 6 mm, Case = 100 pcs.

Evaporating dishes watch glass shape - 5 600 030

Evaporating dishes, watch glass shape, shape, GW-glass, 35mm, ground edges

Pestles solid type - 7 058 002

Pestles, solid type, Melamin, length 145 mm, head Ø 35 mm Pack = 5 pcs.

ST-STOPPERS PTFE - 7 203 006

ST-STOPPERS, PTFE, SOLID, ST 34/35

Butyl rubber gloves size 10 - 7 302 522

Butyl rubber gloves, size 10, length 350 mm, temperature restistang -40°C to + 130°C, acc. to EN 420, EN 388 and EN 374 part 1-3 Case = 1 pair

Sodium (Na) tongs made of brass - 7 410 101

Sodium (Na) tongs, made of brass, Bowl Ø 20 mm, length: 350 mm

Micro spatula length: 100 mm - 7 412 053

Micro spatula, length: 100 mm, 35 x 3 mm, with two flat ends, stainless steel

Micro spatula length: 100 mm - 7 412 056

Micro spatula, length: 100 mm, 35 x 4 mm, with two flat ends, stainless steel

Micro spatula length: 100 mm - 7 412 060

Micro spatula, length: 100 mm, 35 x 5 mm, with two flat ends, stainless steel

VISCOMETERS CANNON FENSKE - 8 587 005

VISCOMETERS, CANNON FENSKE, L. 295 MM CAPILLARY NO.150, RANGE CST 7-35 MM2/S 0,035 K.

VISCOMETERS CANNON FENSKE - 8 587 005 C

VISCOMETERS, CANNON FENSKE, LENGTH 295 MM, CAPILLARY NO.150, RANGE CST 7 - 35 MM2/S 0,035 K, FOR OPAQUE LIQUIDS, CALIBRATED

STOPPERS SILICONE - 9 201 012

STOPPERS, SILICONE, TRANSPARENT, FLEXIBLE, TOP DIA. 35 MM, BOTTOM DIA. 29 MM, LENGTH 30 MM, PACK = 10 PCS

Volumetric pipettes class AS special sizes brown graduated

color-code to avoid confusion
made of soda-lime glass
tolerance according to DIN EN ISO 648
DE-M marked according to the German calibration law
calibrated to deliver (EX), 5 sec waiting time
inclusive batch certificate

Artikelliste

Order number	Model	Version	Material	Capacity	Color-code	Graduation	Class	Tolerance	DIN
3 535 025	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	2.5 ml		brown graduated	AS		DIN EN ISO 648
3 535 030	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	3 ml	black	brown graduated	AS	±0.010 ml	DIN EN ISO 648
3 535 035	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	3.5 ml		brown graduated	AS	±0.010 ml	DIN EN ISO 648
3 535 038	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	38.5 ml		brown graduated	AS	±0.050 ml	DIN EN ISO 648
3 535 039	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	39.06 ml		brown graduated	AS	±0.050 ml	DIN EN ISO 648
3 535 040	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	4 ml	red x2	brown graduated	AS	±0.015 ml	DIN EN ISO 648
3 535 045	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	4.5 ml		brown graduated	AS	±0.015 ml	DIN EN ISO 648
3 535 055	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	5.5 ml		brown graduated	AS	±0.015 ml	DIN EN ISO 648
3 535 0585	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	5.85 ml		brown graduated	AS	±0.015 ml	DIN EN ISO 648
3 535 060	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	6 ml	orange x2	brown graduated	AS	±0.015 ml	DIN EN ISO 648
3 535 070	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	7 ml	green x2	brown graduated	AS	±0.015 ml	DIN EN ISO 648
3 535 075	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	7.5 ml		brown graduated	AS	±0.015 ml	DIN EN ISO 648
3 535 080	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	8 ml	blue	brown graduated	AS	±0.020 ml	DIN EN ISO 648
3 535 090	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	9 ml	black	brown graduated	AS	±0.020 ml	DIN EN ISO 648
3 535 110	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	11 ml		brown graduated	AS	±0.020 ml	DIN EN ISO 648
3 535 120	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	12 ml		brown graduated	AS	±0.020 ml	DIN EN ISO 648
3 535 125	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	12.5 ml		brown graduated	AS	±0.020 ml	DIN EN ISO 648
3 535 130	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	13 ml		brown graduated	AS	±0.020 ml	DIN EN ISO 648
3 535 140	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	14 ml		brown graduated	AS	±0.020 ml	DIN EN ISO 648
3 535 150	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	15 ml	green	brown graduated	AS	±0.020 ml	DIN EN ISO 648
3 535 160	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	16 ml		brown graduated	AS	±0.030 ml	DIN EN ISO 648
3 535 170	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	17 ml		brown graduated	AS	±0.030 ml	DIN EN ISO 648
3 535 180	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	18 ml		brown graduated	AS	±0.030 ml	DIN EN ISO 648
3 535 190	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	19 ml		brown graduated	AS	±0.030 ml	DIN EN ISO 648
3 535 210	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	21 ml		brown graduated	AS	±0.030 ml	DIN EN ISO 648
3 535 300	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	30 ml	black	brown graduated	AS	±0.030 ml	DIN EN ISO 648
3 535 320	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	32 ml		brown graduated	AS	±0.030 ml	DIN EN ISO 648
3 535 350	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	35 ml		brown graduated	AS	±0.030 ml	DIN EN ISO 648
3 535 400	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	40 ml		brown graduated	AS	±0.050 ml	DIN EN ISO 648
3 535 600	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	60 ml		brown graduated	AS	±0.050 ml	DIN EN ISO 648
3 535 700	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	70 ml		brown graduated	AS	±0.050 ml	DIN EN ISO 648
3 535 750	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	75 ml	green	brown graduated	AS	±0.050 ml	DIN EN ISO 648
3 535 800	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	80 ml		brown graduated	AS	±0.080 ml	DIN EN ISO 648
3 535 901	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	90 ml		brown graduated	AS	±0.080 ml	DIN EN ISO 648
3 535 920	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	200 ml	blue	brown graduated	AS	±0.120 ml	DIN EN ISO 648
3 535 925	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	250 ml		brown graduated	AS	±0.120 ml	DIN EN ISO 648

Automatic pipette - attachment cone ST 29/32 - 3 580 350

Automatic pipette - attachment, cone ST 29/32, 50 ml

Bottle-top dispenser and digital burette Filling tubs / suction tubes

Artikelliste

Order number	Model	Version	Diameter (inner)	Length (outer)	Material	Ideal for
5 375 000 TK	Filling tube	Telescope-tube	Ø4 mm	170 - 330 mm	FEP	Labmax 2.5 - 10 ml
5 375 001 TK	Filling tube	Telescope-tube	Ø6 mm	170 - 330 mm	FEP	Labmax 25 - 100 ml, Titrex
5 375 000 TK 140	Filling tube	Telescope-tube		70 - 140 mm	FEP	Labmax 2.5 - 10 ml
5 375 000 TK 240	Filling tube	Telescope-tube		125 - 140 mm	FEP	Labmax 2.5 - 10 ml
5 375 000 TK 350	Filling tube	Telescope-tube		195 - 350 mm	FEP	Labmax 2.5 - 10 ml
5 375 000 TK 480	Filling tube	Telescope-tube		250-480 mm	FEP	Labmax 2.5 - 10 ml
5 375 001 TK 480	Filling tube	Telescope-tube		250-480 mm	FEP	Labmax 25 - 100 ml, Titrex
5 375 000 N 310	Filling tube		Ø5 mm	310 mm	FEP	Labmax 2.5 - 10 ml
5 375 000 N 390	Filling tube		Ø5 mm	390 mm	FEP	Labmax 2.5 - 10 ml
5 375 001 310	Filling tube		Ø7 mm	310 mm	FEP	Labmax 25 - 100 ml, Titrex
5 375 001 390	Filling tube		Ø7 mm	390 mm	FEP	Labmax 25 - 100 ml, Titrex
5 375 004 M	Filling tube				FEP	Minispensor 50 - 100 µl
5 375 014	Filling tube				FEP	Minispensor 100 - 2000 µl

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

Volumetric pipettes class AS special sizes blue graduated

color-code to avoid confusion
made of soda-lime glass
tolerance according to DIN EN ISO 648
DE-M marked according to the German calibration law
calibrated to deliver (EX), 5 sec waiting time
inclusive batch certificate

Artikelliste

Order number	Model	Version	Material	Capacity	Color-code	Graduation	Class	Tolerance	DIN
3 535 015 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	1.5 ml		blue graduated	AS		DIN EN ISO 648
3 535 025 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	2.5 ml		blue graduated	AS		DIN EN ISO 648
3 535 030 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	3 ml	black	blue graduated	AS	±0.010 ml	DIN EN ISO 648
3 535 035 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	3.5 ml		blue graduated	AS	±0.010 ml	DIN EN ISO 648
3 535 038 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	38.5 ml		blue graduated	AS	±0.050 ml	DIN EN ISO 648
3 535 039 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	39.06 ml		blue graduated	AS	±0.050 ml	DIN EN ISO 648
3 535 040 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	4 ml	red x2	blue graduated	AS	±0.015 ml	DIN EN ISO 648
3 535 045 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	4.5 ml		blue graduated	AS	±0.015 ml	DIN EN ISO 648
3 535 055 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	5.5 ml		blue graduated	AS	±0.015 ml	DIN EN ISO 648
3 535 0585 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	5.85 ml		blue graduated	AS	±0.015 ml	DIN EN ISO 648
3 535 060 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	6 ml	orange x2	blue graduated	AS	±0.015 ml	DIN EN ISO 648
3 535 070 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	7 ml	green x2	blue graduated	AS	±0.015 ml	DIN EN ISO 648
3 535 075 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	7.5 ml		blue graduated	AS	±0.015 ml	DIN EN ISO 648
3 535 080 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	8 ml	blue	blue graduated	AS	±0.020 ml	DIN EN ISO 648
3 535 090 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	9 ml	black	blue graduated	AS	±0.020 ml	DIN EN ISO 648
3 535 110 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	11 ml		blue graduated	AS	±0.020 ml	DIN EN ISO 648
3 535 120 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	12 ml		blue graduated	AS	±0.020 ml	DIN EN ISO 648
3 535 125 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	12.5 ml		blue graduated	AS	±0.020 ml	DIN EN ISO 648
3 535 130 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	13 ml		blue graduated	AS	±0.020 ml	DIN EN ISO 648
3 535 140 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	14 ml		blue graduated	AS	±0.020 ml	DIN EN ISO 648
3 535 150 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	15 ml	green	blue graduated	AS	±0.020 ml	DIN EN ISO 648
3 535 160 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	16 ml		blue graduated	AS	±0.030 ml	DIN EN ISO 648
3 535 170 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	17 ml		blue graduated	AS	±0.030 ml	DIN EN ISO 648
3 535 180 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	18 ml		blue graduated	AS	±0.030 ml	DIN EN ISO 648
3 535 190 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	19 ml		blue graduated	AS	±0.030 ml	DIN EN ISO 648
3 535 210 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	21 ml		blue graduated	AS	±0.030 ml	DIN EN ISO 648
3 535 300 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	30 ml	black	blue graduated	AS	±0.030 ml	DIN EN ISO 648
3 535 320 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	32 ml		blue graduated	AS	±0.030 ml	DIN EN ISO 648
3 535 350 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	35 ml		blue graduated	AS	±0.030 ml	DIN EN ISO 648
3 535 400 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	40 ml		blue graduated	AS	±0.050 ml	DIN EN ISO 648
3 535 600 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	60 ml		blue graduated	AS	±0.050 ml	DIN EN ISO 648
3 535 700 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	70 ml		blue graduated	AS	±0.050 ml	DIN EN ISO 648
3 535 750 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	75 ml	green	blue graduated	AS	±0.050 ml	DIN EN ISO 648
3 535 800 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	80 ml		blue graduated	AS	±0.080 ml	DIN EN ISO 648
3 535 901 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	90 ml		blue graduated	AS	±0.080 ml	DIN EN ISO 648
3 535 925 BL	Volumetric pipettes - Special sizes	waiting time 5 S	Soda-lime glass	250 ml		blue graduated	AS	±0.120 ml	DIN EN ISO 648

Internal center ring 50 mm - 0 128 350

Internal center ring, 50 mm, O-Ring seals made of Perbunan / stainless steel

Internal center rings 50 mm - 0 128 350 PS

Internal center rings, 50 mm, O-ring seals made of PTFE/silicon

Precision adjusting thermometers acc. to Beckmann - 1 350 000

Precision adjusting thermometers acc. to Beckmann, (for boiling point method), NS 19/26, adjusting scale: -20+160°C, range 6 °C in 0.01 °C, capillary: transparent round, mercury filled, immersion length: 170 mm, total length: 630 mm, suitable for calbration

FILTER DISCS POROSITY 0 - 2 350 0200