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Calcium chloride hexahydrate calciumdichloridehexahydrate CAS:7774-34-7
Name: Calcium chloride hexahydrate
Molecular formula: CaCl2.6H2O
CAS:7774-34-7
Appearance:
white crystal powder
Properties:
Calcium chloride hexahydrate is white cubic crystalline or powder, having a strong hygroscopic, relative density 1.71 g/mL at 25 °C(lit.) , melting point, 30 ℃ Soluble in water and alcohol.
Test item |
Specification |
|
|
Reagent grade |
Pharmaceutical grade |
Appearance |
Conform |
Conform |
Assay (CaCl2) /% |
≥96.0 |
≥96.0 |
Insoluble and ammonium hydroxide precipitation /% |
≤0.015 |
≤0.03 |
Free alkali [Ca(OH)2] /% |
≤0.020 |
≤0.04 |
Phosphate (PO4) /% |
≤0.003 |
≤0.003 |
Sulfate (SO4) /% |
≤0.020 |
≤0.02 |
Nitrate (NO3) /% |
Conform |
Conform |
Barium (Ba) /% |
Conform |
Conform |
Heavy metal(Pb) /% |
≤0.001 |
≤0.002 |
Iron (Fe) /% |
≤0.001 |
≤0.002 |
Zinc (Zn) /% |
≤0.01 |
≤0.01 |
Magnesium and alkali /% |
≤0.30 |
≤0.60 |
Arsenic(As) /% |
≤0.000 3 |
≤0.000 3 |
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