Sodium Hydrosulfide

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CAS NO: 16721-80-5 Molecular formula: NaHS Property: Colorless needle-like crystal,easy to be deliquesced,it will decomposed and release hydrogen disulfide at its melting point,soluble in water and alcohols,its water solution is strongly alkaline,it will generate hydrogen disulfide when reacting with acids.The industrial good is solution,orange or yellow,bitter taste. Use: Used in the synthesis of organic intermediates and in the preparation of auxiliary agent of sulfur dyes;in the waste water treatment;it is the raw material to produce ammonium sulphate and ethanethiol(semi-finished products);used in the copper ore beneficiation,also in the sulfurous acid dyeing of manmade fibres. Packing: 1. 25kg net each in P.P woven bag lined with P.E bag. Or 150kgs new iron drums. Standard and control index： ITEMS FINE GRADE FIRST GRADE Factory Standard National Standards Factory Standard National Standards NaHS ( %) ≥ 70 70 68 68 Na2S(%) ≤ 1.5 3 2.5 4 铁 PPM ≤ 20 30 30 50 Na2SO3 (%) ≤ 1.5 NO 1.5 NO Na2CO3 (%): ≤ 2 NO 2 NO Water - Insoluble (%) ≤ 0.005 NO 0.005 NO

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Lianyungang Circle International Trade Co., Ltd

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