Original
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Molecular weight：228.22
CAS NO: 16788-57-1
【Appearance】White crystal. Deliquescent. It is soluble in water and slightly soluble in alcohol.
【Usage】It is used as analytical reagent used in pharmaceutical, boiler water treatment, bacteria culture medium, etc.
【Standard】The highest impurity content is counted by %
|
Specification Index name |
Analytically pure-AR |
Chemical pure-CP |
|
Content(K2HPO4·3H2O) /% |
≥99.0 |
≥97.0 |
|
Clarity test |
Qualified |
Qualified |
|
Water insoluble |
≤0.01 |
≤0.03 |
|
Chloride(Cl) |
≤0.002 |
≤0.005 |
|
Sulfate(SO4) |
≤0.01 |
≤0.03 |
|
Nitrate(NO3) |
≤0.001 |
≤0.003 |
|
Sodium(Na) |
≤0.05 |
≤0.10 |
|
Magnesium(Mg) |
≤0.001 |
≤0.001 |
|
Ferrum(Fe) |
≤0.001 |
≤0.003 |
|
Arsenic(As) |
≤0.0001 |
≤0.0003 |
|
Heavy metal( counted by Pb) |
≤0.001 |
≤0.003 |
【Packing】Woven bag lining with plastic bag, kraft bag or fiber can. Net weight is 25kg.
