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Graduated pipettes class B brown graduated
Graduated pipettes class B brown graduated
  • color-code to avoid confusion
  • made of soda-lime glass
  • zero point at the upper end of the scale
  • short line graduation
  • according to DIN EN ISO 835
  • our error ranges are largely better than the DIN EN ISO 835 requirements
  • calibrated to deliver (EX)
  • without waiting time
  • standard and special sizes available

Artikelliste

Order number Model Version Material Numeric division Capacity Delivery time Color-code Graduation Class Tolerance ISO Tolerance witeg
3 500 011 Graduated pipettes without waiting time Soda-lime glass Strichteilung 0,01 ml 0.1 ml 2-3 sec. white brown graduated B ±0.010 ml ±0.010 ml
3 500 021 Graduated pipettes without waiting time Soda-lime glass Strichteilung 0,01 ml 0.2 ml 2-4 sec. black brown graduated B ±0.010 ml ±0.010 ml
3 500 022 Graduated pipettes without waiting time Soda-lime glass Strichteilung 0,002 ml 0.2 ml 2-4 sec. white x2 brown graduated B ±0.010 ml ±0.010 ml
3 500 051 Graduated pipettes without waiting time Soda-lime glass Strichteilung 0,01 ml 0.5 ml 2-11 sec. yellow x2 brown graduated B ±0.010 ml ±0.010 ml
3 500 101 Graduated pipettes without waiting time Soda-lime glass Strichteilung 0,01 ml 1 ml 2-11 sec. yellow brown graduated B ±0.010 ml ±0.010 ml
3 500 110 Graduated pipettes without waiting time Soda-lime glass Strichteilung 0,1 ml 1 ml 2-11 sec. red brown graduated B ±0.010 ml ±0.010 ml
3 500 201 Graduated pipettes without waiting time Soda-lime glass Strichteilung 0,01 ml 2 ml 2-12 sec. white x2 brown graduated B ±0.020 ml ±0.015 ml
3 500 202 Graduated pipettes without waiting time Soda-lime glass Strichteilung 0,02 ml 2 ml 2-12 sec. black brown graduated B ±0.020 ml ±0.015 ml
3 500 210 Graduated pipettes without waiting time Soda-lime glass Strichteilung 0,1 ml 2 ml 2-12 sec. green brown graduated B ±0.020 ml ±0.015 ml
3 500 505 Graduated pipettes without waiting time Soda-lime glass Strichteilung 0,05 ml 5 ml 5-14 sec. red brown graduated B ±0.050 ml ±0.040 ml
3 500 510 Graduated pipettes without waiting time Soda-lime glass Strichteilung 0,1 ml 5 ml 5-14 sec. blue brown graduated B ±0.050 ml ±0.040 ml
3 500 710 Graduated pipettes without waiting time Soda-lime glass Strichteilung 0,1 ml 10 ml 5-17 sec. orange brown graduated B ±0.100 ml ±0.080 ml
3 500 810 Graduated pipettes without waiting time Soda-lime glass Strichteilung 0,1 ml 20 ml 9-21 sec. yellow x2 brown graduated B ±0.200 ml ±0.150 ml
3 500 910 Graduated pipettes without waiting time Soda-lime glass Strichteilung 0,1 ml 25 ml 9-21 sec. white brown graduated B ±0.200 ml ±0.200 ml
3 500 950 Graduated pipettes without waiting time Soda-lime glass Strichteilung 0,2 ml 50 ml black brown graduated B ±0.400 ml
Graduated pipettes class B white graduated
Graduated pipettes class B white graduated
  • color-code to avoid confusion
  • made of soda-lime glass
  • zero point at the upper end of the scale
  • short line graduation
  • tolerance according to DIN EN ISO 835
  • our error ranges are better than the DIN EN ISO 835 requirements
  • calibrated to deliver (EX)
  • without waiting time
  • standard and special sizes available

Artikelliste

Order number Model Version Material Numeric division Capacity Delivery time Color-code Graduation Class Tolerance ISO Tolerance witeg DIN
3 500 051 W Graduated pipettes without waiting time Soda-lime glass Strichteilung 0,01 ml 0.5 ml 2 - 12 sec. yellow x2 white graduated B ±0.010 ml ±0.010 ml DIN EN ISO 835
3 500 101 W Graduated pipettes without waiting time Soda-lime glass Strichteilung 0,01 ml 1 ml 2 - 12 sec. yellow white graduated B ±0.010 ml ±0.010 ml DIN EN ISO 835
3 500 202 W Graduated pipettes without waiting time Soda-lime glass Strichteilung 0,02 ml 2 ml 2 - 12 sec. black white graduated B ±0.020 ml ±0.015 ml DIN EN ISO 835
3 500 505 W Graduated pipettes without waiting time Soda-lime glass Strichteilung 0,05 ml 5 ml 2 - 12 sec. red white graduated B ±0.050 ml ±0.040 ml DIN EN ISO 835
3 500 510 W Graduated pipettes without waiting time Soda-lime glass Strichteilung 0,1 ml 5 ml 5 - 15 sec. blue white graduated B ±0.050 ml ±0.040 ml DIN EN ISO 835
3 500 710 W Graduated pipettes without waiting time Soda-lime glass Strichteilung 0,1 ml 10 ml 5 - 15 sec. orange white graduated B ±0.100 ml ±0.080 ml
3 500 810 W Graduated pipettes without waiting time Soda-lime glass Strichteilung 0,1 ml 20 ml 9 - 20 sec. yellow x2 white graduated B ±0.200 ml ±0.150 ml DIN EN ISO 835
Volumetric pipettes class B brown graduated
Volumetric pipettes class B brown graduated
  • color-code to avoid confusion
  • made of soda-lime glass
  • tolerance according to DIN EN ISO 648
  • our error ranges are better than the DIN EN ISO 648 requirements
  • calibrated to deliver (EX), without waiting time
  • standard and special sizes available

Artikelliste

Order number Model Version Material Capacity Color-code Graduation Class Tolerance Tolerance ISO Tolerance witeg DIN
3 530 005 Volumetric pipettes without waiting time Soda-lime glass 0.5 ml black x2 brown graduated B ±0.010 ml ±0.010 ml DIN EN ISO 648
3 530 010 Volumetric pipettes without waiting time Soda-lime glass 1 ml blue brown graduated B ±0.015 ml ±0.015 ml DIN EN ISO 648
3 530 015 Volumetric pipettes without waiting time Soda-lime glass 1.5 ml brown graduated B Special sizes in addition to the ISO 648 range
3 530 020 Volumetric pipettes without waiting time Soda-lime glass 2 ml orange brown graduated B ±0.020 ml ±0.015 ml DIN EN ISO 648
3 530 030 Volumetric pipettes without waiting time Soda-lime glass 3 ml black brown graduated B ±0.015 ml Special sizes in addition to the ISO 648 range
3 530 040 Volumetric pipettes without waiting time Soda-lime glass 4 ml 2 x red brown graduated B Special sizes in addition to the ISO 648 range
3 530 050 Volumetric pipettes without waiting time Soda-lime glass 5 ml white brown graduated B ±0.030 ml ±0.020 ml DIN EN ISO 648
3 530 100 Volumetric pipettes without waiting time Soda-lime glass 10 ml red brown graduated B ±0.040 ml ±0.030 ml DIN EN ISO 648
3 530 150 Volumetric pipettes without waiting time Soda-lime glass 15 ml green brown graduated B ±0.040 ml Special sizes in addition to the ISO 648 range
3 530 200 Volumetric pipettes without waiting time Soda-lime glass 20 ml yellow brown graduated B ±0.060 ml ±0.050 ml DIN EN ISO 648
3 530 250 Volumetric pipettes without waiting time Soda-lime glass 25 ml blue brown graduated B ±0.060 ml ±0.050 ml DIN EN ISO 648
3 530 500 Volumetric pipettes without waiting time Soda-lime glass 50 ml red brown graduated B ±0.100 ml ±0.080 ml DIN EN ISO 648
3 530 900 Volumetric pipettes without waiting time Soda-lime glass 100 ml yellow brown graduated B ±0.150 ml ±0.120 ml DIN EN ISO 648
3 530 920 Volumetric pipettes without waiting time Soda-lime glass 200 ml black x2 brown graduated B ±0.006 ml Special sizes in addition to the ISO 648 range
Digital burette / bottle-top burette TITREX
Digital burette / bottle-top burette TITREX

The digital burette TITREX is ideal for a fast and sensitive titration “drop by drop”. One instrument simulates all volumes up to 99.99 ml. Moreover, titration is possible without any loss of reagent! From air-purging, necessary for a precise titration, to disassembly of the burette in the end of the titration – the reagent, that is not needed for the titration flows back into the bottle! TITREX‘s accuracy and precision are of highest quality. Our error ranges are better than those required by ISO 8655-3. The memory function allows saving of up to 1000 values, which can be transferred to a PC and read using the included software.

Your advantage at a glance:

  • high quality precision instrument, made in Germany
  • highest accuracy and precision, our error ranges are better than the DIN EN ISO 8655-3 requirements
  • resistant against most acids and alkalis
  • exclusive instrument with 0% loss of reagent - air-purging and draining within a closed circuit
  • 360° rotatable valve block for your added safety
  • two-in- one instrument: dosing & titration
  • covers the complete volume range up to 50 ml when used as a dispenser and up to 99.99 ml when used as a burette
  • easy and precise volume setting
  • vertical valves: no sedimentation, no contamination
  • 100 % drip-free by turning the cannula at 180°
  • no transcriptions errors due to automatic value storage and the possibility of
  • transferring values to a PC via RS232 interface (USB adapter optional available)
  • calibration: standard with water of 20°C
  • software enables saving the next calibration date
  • recalibration for liquids of different viscosities possible e.g. determination of acid content in milk
  • easy to dismantle and to clean, valve block autoclavable at 121°C
  • automatic power-cut-off after three minutes
  • including NiMH 1,2V 2100mAh battery
  • individual certificate, CE label and serial number
  • DE-M marked according to the German calibration law

Artikelliste

Order number Model Version Autoclavable Thread Systematic errors ISO Systematic errors witeg Random errors ISO Random errors witeg Volume Volume adjustment Accessories
5 497 050 TITREX premium premium Valve block at 121°C GL45 ±0.1 ml ±0.03 ml ≤0.05 ml ≤0.01 ml 0 - 50 ml Handwheels (left and right) incl. TITREXSOFT and RS232 interface cord
5 497 050 E TITREX eco eco Valve block at 121°C GL45 ±0.1 ml ±0.1 ml ≤0.05 ml ≤0.05 ml 0 - 50 ml Handwheels (left and right) TITREXSOFT and RS232 interface cord not included in the scope of supply
5 497 150 TITREX fine adjustment finely adjustable Valve block at 121°C GL45 ±0.1 ml ±0.03 ml ≤0.05 ml ≤0.01 ml 0 - 50 ml Handwheels (left and right) incl. TITREXSOFT and RS232 interface cord
Racks for microliter pipettes Witopet EP - 5 406 105
 Racks for microliter pipettes Witopet EP

Pipette rack for "Witopet EP" with 5 places

Dropping funnel 100ml 2 x ST 14/23 - 1 895 013
Dropping funnel 100ml 2 x ST 14/23

Dropping funnel, with pressure equalization, cylindrical, graduated, with Drip-Nozzle, ST-stopcock, , with screw thread retaining nut, 100:2ml, 2 x ST 14/23, bore: 2,5mm, Pack = 2 pcs

LABORATORY BOTTLES 20000ml - 5 061 020
LABORATORY BOTTLES 20000ml

 

Laboratory bottles, boro-glass, 20 000 ml, w. safety coating Witoform, without screw cap and pouring ring

 

Flexible discharge tubing PTFE - 5 375 002 R
Flexible discharge tubing PTFE

Flexible discharge tubing, PTFE, 180 cm, coiled, complete, with tubing support, for dispenser 2,5-10 ml O.Ø 3 mm, I.Ø 2 mm

MINISPENSOR-discharge tube (canula) - 5 375 003 M
MINISPENSOR-discharge tube (canula)

MINISPENSOR-discharge tube, (canula), bent with fine tip, made of FEP, with cap nut 25 - 100 µl

 

Flexible discharge tubing for LABMAX, 25-100 ml - 5 375 012 R
Flexible discharge tubing for LABMAX, 25-100 ml

Flexible discharge tubing for LABMAX, 25-100 ml, O.D. 6 mm, I.D. 4 mm, length: 180 cm

 

Discharge tubes for MINISPENSOR bent - 5 375 015
Discharge tubes for MINISPENSOR bent

Discharge tubes for MINISPENSOR, bent, 1000 - 2000 µl

MINISPENSOR filling tube made of FEP - 5 375 016
MINISPENSOR filling tube made of FEP

MINISPENSOR filling tube, made of FEP, volume range from 1000 - 2000 µl

Measuring Cylinder PMP 10ml tall form - 7 002 001
Measuring Cylinder PMP 10ml tall form

Measuring cylinder, content 10 ml: 0.2 ml, PMP, conformity certified, main point ring division, height 139 mm, Ø 13.5 mm, with raised scale

Measuring Cylinder PMP 2000ml tall form - 7 002 008
Measuring Cylinder PMP 2000ml tall form

Measuring cylinder, content 2000 ml: 20 ml, PMP, conformity certified, main point ring division, height 531 mm, Ø 84 mm, with raised scale

Foil-welding apparatus, in plastic housing - 7 263 001
Foil-welding apparatus, in plastic housing

 

Foil-welding apparatus, in plastic housing, graceful desing, welding breadth 300 mm, 230V, 220 W

 

Density areometer 0,700-0,760:0,001 without thermometer - 8 561 003
Density areometer 0,700-0,760:0,001 without thermometer

Density areometer, 0,700-0,760:0,001, without thermometer, Length 160 mm

Rubber Tubing for Laborat. Purpose - 9 311 005
Rubber Tubing for Laborat. Purpose

 

Rubber Tubing, for Laborat. Purpose I.D. 6 mm, Wall Thickness 2 mm, Roll = 50 m

Rubber Tubing for Laboratory Purpose - 9 311 006
Rubber Tubing for Laboratory Purpose

Rubber Tubing, for Laborat. Purpose I.D. 7 mm, Wall Thickness 1,5 mm

Rubber Tubing for Laborat. Purposes - 9 311 007
Rubber Tubing for Laborat. Purposes

Rubber Tubing for Laborat. Purpose s, I.D. 7 mm, Wall Thickness 2 mm, Roll = 50 m

Rubber Tubing for Laborat. Purposes - 9 311 008
Rubber Tubing for Laborat. Purposes

Rubber Tubing, for Laborat. Purposes, I.D. 8 mm, Wall Thickness 2 mm, Roll = 50 m

Rubber Tubing for Laborat. Purpose I.D. 9 mm - 9 311 009
Rubber Tubing for Laborat. Purpose I.D. 9 mm

Rubber Tubing, for Laborat. Purpose I.D. 9 mm, Wall Thickness 2 mm, Roll = 50 m

Rubber Tubing "PARA HR 1374 Red" I.D. 10 mm - 9 311 010
Rubber Tubing "PARA HR 1374 Red" I.D. 10 mm

Rubber Tubing, "PARA HR 1374 Red" I.D. 10 mm, Wall Thickness 2 mm, Roll = 50 m

PVC-Tubing I.D. 4 mm - 9 313 004
PVC-Tubing I.D. 4 mm

PVC-Tubing, I.D. 4 mm, Wall Thickness 1,5 mm, Roll = 50 m

PVC-Vacuum-Tubing 6 x 3mm - 9 314 003
PVC-Vacuum-Tubing 6 x 3mm

PVC-Vacuum-Tubing, I.D. 6 mm, Wall Thickness 3 mm, transparent, flexible, with Armation,Roll = 50 m


 

PVC-Vacuum-Tubing 8 x 3mm - 9 314 004
PVC-Vacuum-Tubing 8 x 3mm

PVC-Vacuum-Tubing, I.D. 8 mm, Wall Thickness 3 mm, transparent, flexible, with Armation,Roll = 50 m

 

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