Potassium Dichromate (K2Cr2O7)
1. Basic information:
1) Chemical name: Potassium Dichromate; Potassium Bichromate
2) Molecular formula: K2Cr2O7
3) Molecular weight: 294.18
4) HS CODE: 28415000
2. Quality standard:
Commodity: Potassium Dichromate (Potassium Bichromate)
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Items
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Specification
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Premium grade
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First grade
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Salable product
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Purity ( K2Cr2O7 ) ≥
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99.7
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99.5
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99.0
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Chloride (Cl) % ≤
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0.050
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0.050
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0.080
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Water insoluble matter % ≤
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0.020
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0.020
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0.050
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Sulphate (SO42- ) % ≤
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0.020
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0.050
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-
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Moisture % ≤
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0.030
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0.030
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-
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3. Use:
Potassium Dichromate (Potassium Bichromate), it mostly be used as the material of tanning, medicine, electroplate, match and so on.