mining in stock Sodium Hydrosulfide NaHS CAS No. 16721-80-5 CAS No.:16721-80-5 EINECS No.:240-778-0 MOLECULAR FORMULA:NaHS SYNONYMS:Sodium Hydrosulphide APPEARANCE:yellow or brown flakes HS CODE:2830109000 PACKAGING:25kg /bag UN No.:2949 HAZARD CLASS:8 PACKING GROUP:鈪?/p> MARKETS:Mining, Leather, Dying APPLICATION Used as flotation agent in copper ore, sulfide dye agent in synthetic fibre and etc. Used as a reducing agent, flotation and extraction agent in the mining industry Used as an ingredient in the leather industry to remove the outer skin. Used as raw materials for the chemical industry TECHNICAL PARAMETER ItemSpecification NaHS, % 鈮?/p>70.0 Na2S, % 鈮?/p>4.00 Fe, % 鈮?/p>0.0020mining in stock website:http://www.chemcotec.com/mining/