Sodium Sulphide Flake
1. Basic information:
1) Chemical name: Sodium Sulphide Flake; Sodium Sulfide Flake
2) Molecular formula: Na2S
3) Molecular weight: 78.04
4) HS CODE: 28301010
2. Quality standard:
Commodity: Sodium Sulphide Flake (Sodium Sulfide Flake)
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Items
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Specification
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1500PPMs sodium sulphide
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Na 2 S
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≥60%
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Water Insoluble
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≤0.4%
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Fe
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≤0.15%
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Na 2 CO3
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≤5%
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150PPM sodium sulphide with low iron
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Na2S
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≥60%
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Water Insoluble
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≤0.2%
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Fe
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≤0.015%
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Na 2 CO3
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≤2%
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80PPM/50PPM sodium sulphide with low iron
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Na2S
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≥60%
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Water Insoluble
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≤0.2%
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Fe
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≤0.008/0.005%
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Na 2 CO3
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≤2%
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30PPM/20PPM sodium sulphide with low iron
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Na2S
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≥60%
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Water Insoluble
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≤0.05/0.03%
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Fe
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≤0.003/0.002%
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Na 2 CO3
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≤2%
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3. Use:
Sodium Sulphide Flake (Sodium Sulfide Flake), it mostly be used as the material of tanning, smelt, dye, chemicals, paper making and so on.