molecular formula: (NH4)2S2O8
CAS: 7727-54-0
Appearance:
White crystal powder
Properties:
Colorless crystalline or white crystalline powder. Hot at 120 ℃ start decomposing, soluble in water, become acidic aqueous solution. Have strong oxidizing.
Use:
Analytics reagents, commonly used as oxidant. Used for tube production. Also used as deodorization agent, bleach.
Details:
|
Test item |
Specification |
|
Reagent grade |
Pharmaceutical grade |
|
Appearance |
Conform |
Conform |
|
Assay /% |
≥98.0 |
≥98.0 |
|
Clarify degrees test |
Conform |
Conform |
|
Water insoluble/% |
≤0.005 |
≤0.02 |
|
Burning residua (SO4) /% |
≤0.002 |
≤0.05 |
|
Chloride (Cl)/% |
≤0.001 |
≤0.002 |
|
Manganese (Mn) /% |
≤0.00005 |
≤0.0001 |
|
Ferric (Fe) /% |
≤0.0005 |
≤0.001 |
|
Heavy metal (Pb) /% |
≤0.0005 |
≤0.001 |
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