Shijiazhuang Xinlongwei Chemical Co., Ltd.  

Product Name: 70%Min Sodium Hydrosulphide (Sodium Hydrosulfide) Grade Standard: Industrial Grade Type: Sodium Hydrosulfide Purity: 70% Certification: CCIC, CIQ, ISO, BV/SGS/Pvoc Appearance: Yellow Flakes Solid EINECS: 240-778-0 Formula: Nahs CAS No.: 16721-80-5 Mf: Nahs Einecs No.: 240-778-0 Trademark: XLW or OEM Transport Package: Packing in 25kg/PP Bag Specification: 99% 95% 70% Origin: Hebei China HS Code: 28301090 Product Description 70%min Sodium Hydrosulphide (Sodium Hydrosulfide)Classification: Sulfide Type: Sodium Hydrosulfide CAS No.:16721-80-5Other Names: sodium hydrosulphide MF:NaHSEINECS No.:240-778-0 HS Code:2830109000Purity (NaHS):≥ 70.0% Appearance: yellowish flakesMolecular Weight: 56.06Specification:Sodium hydrosulfide Easy deliquescence. Melting from the decomposition of hydrogen sulfide release. Soluble in water and alcohol. The aqueous solution is strongly alkaline. Acid reaction to produce hydrogen sulfide. By the sulfuric acid or caustic soda solution to absorb hydrogen sulfide gas derived.ItemStandardsResultNaHS(%)70.0Min70.3Na2S (%)1.5 Max1.1Na2SO3 (%)1.0 Max0.9Fe (%)0.003 Max0.0029NaCO3 (%)0.6Max0.5Matter insoluble in water (%)0.005Max0.004Application:1. Dyestuff industry used in synthetic organic intermediate and preparation of sulfur dye additives2. Leather industry used in raw hide the depilation and tanned leather,Also used in wastewater treatment3. Mining industry is used extensively for copper ore dressingOur Advantage1. Work in this field for about11 years2. Own factory3. Products is with high quality and best competitive price4. Reality supplier want to build long-business with you5. Accept SGS or ciq test6. Welcome you can visiting usContact Us