amber vol flask 10ml w/cert, Pack of 5

PYREX VOLUMETRIC FLASKS, CLASS A, AMBER COLOURED, 10 ML, WORKS CERTIFIED
 
Precision performance
Calibrated to the same high accuracy levels as our clear glass Pyrex? works certified volumetric flasks, these amber coated flasks are ideal for use with light sensitive solutions.
 
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