Volumetric flask, 250 ml, amber stained, class A, tolerance acc. to ASTM E 288, ±0.20 ml, conformity certified, ST 19/26, hollow glass stopper, Diffico white, made from borosilicate glass 3.3,
Pack = 10 pcs.
All volumetric flasks are delivered with batch number and have enclosed one batch certificate per package unit of the manufacturer
Volumetric flasks, 20 ml, DIN-A, ST-PE-stoppers, ST 14/23, amber glass, made from borosilicate glass 3.3