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...