Product Description

e-mail:annalee**5 at ***** skype :annalee**5 We are leading manufacturer for sodium sulphide, we can supply sodium sulphide red flake ***0ppm, yellow flake **0ppm, *0ppm, *0ppm, *0ppm, *0ppm, *5ppm, *0ppm. Product name: Sodium Sulphide/Sodium Sulfuret flake CAS No.: ********2 Molecular formula: Na2S Appearance: Thin flakes, yellow or red, soluble water, presenting strong alkaline solution, easily oxidized when exposed to air, poison. Specification: 1. Sodium Sulphide red flake 1)Purity: *0% min 2)Fe: ***0ppm 3)Na2CO3: 5% max 4)Water Insoluble: 0.4% max 2. Sodium Sulphide yellow flake 1)Purity: *0% min 2)Fe: **0ppm, *0ppm and *0ppm. 3)Na2CO3: 2% max 4)Water Insoluble: 0.2% max Packing: In *5kg plastic woven bags, or jumbo bag Usage: Used as making sulphur dyestuff intermediate reducer, mordant, flotation agent, depilatory for leather, digestion auxiliary in paper-making also widely used in pigment and rubber industry, etc.