12 inch Class 10, cleanroom nitrile gloves are waterproof, greaseproof, oil proof and chemical resistant to a range of common chemicals and substances. Class 10 Gloves. Complies with IES-RP-CC005.2& ASTM D-257-93 for surface electricity charge testing, the European Medical Gloves Standard EN455 (Parts 1& 2) & EN374-1, 2 & 3.Manufactured under GMP, ISO9001, ISO13485 & CMDCAS Quality systems.