Mercaptamine Hydrochloride (Synonym Cysteamine Hydrochloride) CAS no 156-57-0 Identified Uses: Laboratory chemicals, manufacture of substances Assay: 99-101% Impurities: Iron 20ppm max. Ethanol 5000ppm max. Appearance: White Crystalline powder

General Interpretative Rules 1 & 6 of the Combined Nomenclature Notes to Chapter 29 HS Explanatory notes to Chapter 29 and heading 2930 Text to codes 2930, 2930 90 and 2930 90 98 ECICS