PYREX® Volumetric Flask, Class A, With Certificate


- Complies with ISO 1042 and DIN 12664
- Calibrated to the tolerances required by the United States Pharmacopoeia (USP)
which are tighter than those of ISO/DIN standards
- Each flask engraved with individual serial number and supplied with certificate of
calibration traceable to National standards
- Conformity ‘H’ certified
- Manufactured from borosilicate glass for corrosion-free performance
- White enamel inscriptions
- Polyethylene stopper



Calibrated to Class A tolerances and complying to USP, ISO and DIN standards, these volumetric flasks are precision measuring instruments. Each flask is supplied with an individual calibration certificate for complete traceability.

  • Complies with ISO 1042 and DIN 12664
  • Calibrated to the tolerances required by the United States Pharmacopoeia (USP) which are tighter than those of ISO/DIN standards
  • Each flask engraved with individual serial number and supplied with certificate of calibration traceable to National standards
  • Conformity ‘H’ certified
  • Manufactured from borosilicate glass for corrosion-free performance
  • White enamel inscriptions
  • Polyethylene stopper
Item Code Approx. height mm Capacity ml Stopper size Pack quantity
3151/01WC 65 1 7/16 5
3151/02WC 65 2 7/16 5
3151/04WC 70 5 10/19 5
3151/06WC 90 10 10/19 5
3151/08WC 110 20 10/19 5
3151/10WC 110 25 10/19 5
3151/12WC 140 50 12/21 5
3151/14WC 170 100 14/23 5
3151/16WC 210 200 14/23 5
3151/18WC 220 250 14/23 2
3151/20WC 260 500 19/26 2
3151/22WC 300 1000 24/29 2
3151/24WC 370 2000 29/32 1
3151/26WC 475 5000 34/35 1

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