Original
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Molecular weight：74.55
CAS NO:7447-40-7
【Appearance】White cube crystalline powder. The relative density is 1.988. Melting point is 771℃. It is soluble in water and insoluble in diethyl ether and acetone.
【Usage】It can be used as chemical reagent,compound injection and produce diuretic, etc.
【Standard】The highest impurity content is counted by %
|
Specification Index name |
Analytically pure-AR |
Chemical pure-CP |
High purity |
|
Content(KCl) /% |
≥99.5 |
≥99.5 |
≥99.5 |
|
PH(50g/L solvent,25℃) |
5.0~8.0 |
5.0~8.0 |
－ |
|
Clarity test |
Qualified |
Qualified |
－ |
|
Water insoluble |
≤0.005 |
≤0.02 |
－ |
|
Iodide(I) |
≤0.002 |
≤0.01 |
－ |
|
Bromide(Br) |
≤0.02 |
≤0.05 |
－ |
|
Sulfate(SO4) |
≤0.002 |
≤0.005 |
≤0.01 |
|
Total nitrogen(N) |
≤0.001 |
≤0.001 |
－ |
|
Phosphate(PO4) |
≤0.0005 |
≤0.002 |
－ |
|
Sodium(Na) |
≤0.02 |
≤0.1 |
－ |
|
Magnesium(Mg) |
≤0.001 |
≤0.002 |
－ |
|
Calcium(Ca) |
≤0.003 |
≤0.01 |
－ |
|
Ferrum(Fe) |
≤0.0003 |
≤0.0005 |
≤0.0005 |
|
Barium(Ba) |
≤0.001 |
≤0.001 |
－ |
|
Heavy metal( counted by Pb) |
≤0.0005 |
≤0.001 |
≤0.0005 |
|
Loss on drying |
－ |
－ |
1.0 |
|
Arsenic(As) |
－ |
－ |
≤0.0001 |
【Packing S & T 】Woven bag lining with plastic bag, kraft bag or fiber can. Net weight is 25kg.
