Description
Pyrex Volumetric Flask, Class A with Batch or Individual Works Certificate, Plain or Amber coloured
- Complies with ISO 1042 and DIN 12664
- Calibrated to the tolerance required by the United States Pharmacopoeia (USP) which is tighter than those of ISO/DIN standards
- The 3151 Batch Certified flasks are laser etched with an individual serial number, batch code and date of manufacture with Batch Certificate available for download online
- The 3151WC Works Certified flasks are engraved with individual serial number and supplied with certificate of calibration traceable to National standards
- Conformity ‘H’, certified
- Manufactured from chemically resistant Pyrex® glass
- Inscriptions in white enamel
- Polyethylene stopper