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