Merck, SLW3152/20AWC-2EA, Pyrex®Volumetric flask, heavy duty, class A, amber, works certified, USP/ISO/DIN tolerances

General description
Class A, amber, works certified
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
Manufactured from borosilicate glass with an amber coating on exterior surfaces to facilitate use with light sensitive solutions
Conformity ‘H′ certified
Polyethylene stopper
White enamel inscriptions

Features and Benefits
Complies with ISO 1042 and DIN 12664
Manufactured from borosilicate glass 3.3
Calibrated to the tolerances required by the United States Pharmacopoeia (USP) which are tighter than those of ISO/DIN standards
With an amber coating on exterior surfaces to facilitate use with light sensitive solutions
Inscriptions in white enamel
Each flask engraved with individual serial number and supplied with certificate of calibration traceable to National standards
Batch certificate available to download online.
With Polyethylene stopper

Legal Information
PYREX is a registered trademark of Corning, Inc.