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Sodium Sulphide (Na2S 30ppm )
1) Chemical name: Sodium Sulphide Flake; Sodium Sulfide Flake
2) Molecular formula: Na2S
3) Molecular weight: 78.04
4) HS CODE:28301010
5)CAS NO.1313-82-2
6) Packing: 25kg PP.BAG
7) Quantity: 22.5MT=1*20’FCL
8)Sodium sulphide spec:
Iron content | Na2S(%) | Na2SO3(%) | Na2S2O3(%) | Na2CO3(%) | Water Insoluble(%) | color |
1500ppm Max | 60.0 Min | 0.2 Max | 0.2 Max | 5.0 Max | 0.4 Max |
red |
150ppm Max | 60.0 Min | 0.2 Max | 0.2 Max | 2.0 Max | 0.2 Max | |
80ppm Max | 60.0 Min | 0.2 Max | 0.2 Max | 2.0 Max | 0.2 Max |
yellow |
50ppm Max | 60.0 Min | 0.2 Max | 0.2 Max | 2.0 Max | 0.2 Max | |
30ppm Max | 60.0 Min | 0.2 Max | 0.2 Max | 2.0 Max | 0.05 Max | |
20ppm Max | 60.0 Min | 0.2 Max | 0.2 Max | 2.0 Max | 0.03 Max | |
15ppm Max | 60.0 Min | 0.2 Max | 0.18 Max | 1.8 Max | 0.03 Max | |
10ppm Max | 60.0 Min | 0.2 Max | 0.18 Max | 1.8 Max | 0.03 Max | |
5ppm Max | 60.0 Min | 0.2 Max | 0.18 Max | 1.7 Max | 0.02 Max |
9)Sodium sulphide Property:
Yellow flake, soluble water, presenting strong solution, alkaline solution, easily
oxidized when exposed to air, poison
10) Sodium sulphide Application:
Used as making sulphur dyestuff intermediate reducer, mordant, flotation agent, depilatory for leather, digestion auxiliary in paper-m
