硫氢化钠,70%工业级硫氢化钠1分子式:NaHS
2) 分子量:
56.06 3)CAS NO: 16721-80-5 4)黄色片状,很容易被溶解,轻微的臭鸡蛋气味 5)硫氢化钠溶于水、醇, 水溶液呈强碱性 6)硫氢化钠与酸反应释放硫化氢 7)硫氢化钠的包装:25kgs/bag
ppbags 或 900kg的吨袋包装 8)硫氢化钠的作用:在有机中间体的合成中:制备含硫染料助剂;在污水处理中它是生产硫酸铵和乙硫醇(半成品)的原材料;用于铜矿选矿;也在硫磺酸染色的人造纤维中使用。
9)70%硫氢化钠的规格
Iterms 项目 Standards标准 Result结果 NaHS
(%) 70.0
Min 70.8 Na2S (%) 0.5 Max0.5 Na2SO3 (%)1.5 Max1.03
Fe (%)0.003 Max0.0029
NaCO3 (%)1.0 Max1.0Matter insoluble in water (%)0.005Max0.005
Conclusion 检测结果QUALIFIED 合格 SODIUM HYDROSULFIDE 70% FLAKES :1) Molecular formula: NaHS 分子式 2) Molecular weight: 56.06 分子量3) CAS NO: 16721-80-5 4) Yellow flake, easily being deliquescent, slight rotten egg smell5) Soluble in water and alcohol, water solution with strong alkaline6) Reacted with acids and liberates hydrogen sulfide7)Packing:
25kg net in PP bags with PE liner, or 900kg net in ton bag8)useingUsed in the synthesis of organic intermediates and in the preparation of auxiliary agent of sulfur dyes; in the waste watertreatment;it is the raw material to produce ammonium sulphate and ethanethiol(semi-finished products); used in the copper orebeneficiation, also in the sulfurous acid dyeing of manmade fibres.9)Specification of sodium hydrosulfide Iterms StandardsResultNaHS
(%)70.0
Min70.8Na2S (%)0.5 Max0.5 Na2SO3 (%)1.5 Max1.03
Fe (%)0.003 Max0.0029
NaCO3 (%)1.0 Max1.0Matter insoluble in water (%)0.005Max0.005
conclusionQUALIFIED