Products name: Sodium Sulphide, Sodium Sulfide

Molecular Formula: Na2S

Specification: 60%

CAS NO. 1313-82-2

H.S.CODE: 28151100

UN NO.: 1849

RED FLAKES

Na2S: 60%min

Na2CO3: 5.0%max

Water insoluble: 0.40%max

Fe: 0.15%max  1500ppm

LOW IRON ( YELLOW FLAKES)

Na2S: 60%min

Water insoluble: 0.20%max

Na2CO3: 2.0%max

Fe: 0.015%max  150ppm

Na2S: 60%min

Water insoluble: 0.20%max

Na2CO3: 2.0%max

Fe: 0.008%/0.005%max  80/50ppm

Na2S: 60%min

Water insoluble: 0.20%max

Na2CO3: 2.0%max

Fe: 0.003%/0.002%max  30/20ppm

Na2S: 60%min

Water insoluble: 0.03%max

Na2CO3: 1.8%max

Fe: 0.0015%/0.0010%max  15/10ppm

Na2S: 60%min

Water insoluble: 0.02%max

Na2CO3: 1.7%max

Fe: 0.0005%max  5ppm

Character: Solid-fused or granular, brown red color, soluble in water, presenting strong alkaline solution, easily oxidized when exposed to air, poisonus.

Used as making sulphur dyes or dyestuff intermediate reducer, mordant, flotation agent, depilatory for leather, digestion auxiliary in paper-making. also widely in pigment and rubber industry, etc.