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Personne àcontacter Ms. cheng
1406, tianjin, tianjin
Product Name: Sodium Hydrosulfide Molecular Formula: NAHS Molecular Weight: *6.*6 CAS No.: *********5 Physical and Chemical Properties: 1)Physical State: Yellowish and crystal 2)Solubility in Water: Very Soluble 3)Stability: Stable under ordinary conditions Specification: 1) Appearance: Colorless or light yellow, volatile, flammable liquid. 2) Assay: *0.*0% min. 3) Insolubles in Water: 0.**5% max. 4) Fe: 0.**3% max. 5) Na2S: 2.0% min. 6) Na2SO3 1.0% min. 7) Na2CO3 0.6% min. 9) Packing: Woven bag lined with plastic bag(net weight is *5 kg or **0kg; Or iron drum or plastic drum(net weight is **0kg or **0kg) Application: Used as an accelerating agent for synthesizing organic matter and as an aid to color products by sulfuration. Depilatory in tanning and leather, it can also be used to treat waste water. Desulphur agent in chemical fertilizer, as sulfide dye agent in synthetic fibre. Manufacture of ammonium sulfide, ethyl sulphur alcohol. Raw material and semi-products in thiourea production. As floatation agent in copper ore. As sulfide dye agent in synthetic fibre. Index Content Flake or Solid Liquid Assay, % ≥ *5 *0 *0 *5 S odium sulphide, % ≤ 0.1 0.5 1 1.5 S odium sulphite, %≤ 1 1.5 / / Fe, % ≤ 0.**3 0.**3 / / S odium carbonate, % ≤ 0.6 1 / / Water-insolubles, %≤ 0.**5 0.**5 / /
