Original
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Molecular weight：58.44
CAS NO:7647-14-5
【Appearance】Sodium Chloride: White crystal or crystalline powder. Relative density is 2.165. Melting point is 801℃. Boiling point is 1413℃. It is soluble in water and glycerol, slightly soluble in alcohol and liquid ammonia. 【Usage】It can be used as analytical reagent to test fluorine and silicate. In pharmaceutical industry, it can used as biological medium, etc.
【Standard】The highest impurity content is counted by %
|
Specification Index name |
Analytically pure-AR |
Chemical pure-CP |
|
Content(NaCl) /% |
≥99.5 |
≥99.5 |
|
Water solution reaction |
Qualified |
Qualified |
|
Clarity test |
Qualified |
Qualified |
|
Water insoluble |
≤0.005 |
≤0.02 |
|
Loss on drying |
≤0.5 |
≤0.5 |
|
Iodide(I) |
≤0.002 |
≤0.012 |
|
Bromide(Br) |
≤0.01 |
≤0.05 |
|
Sulfate(SO4) |
≤0.002 |
≤0.005 |
|
Nitrogen compound( counted by N ) |
≤0.001 |
≤0.003 |
|
Phosphate(PO4) |
≤0.001 |
－ |
|
Magnesium(Mg) |
≤0.002 |
≤0.005 |
|
Potassium(K) |
≤0.02 |
≤0.04 |
|
Calcium(Ca) |
≤0.005 |
≤0.01 |
|
Ferrocyanide[ counted by Fe(CN)6 ] |
≤0.0001 |
－ |
|
Ferrum(Fe) |
≤0.0002 |
≤0.0005 |
|
Arsenic(As) |
≤0.00005 |
≤0.0001 |
|
Barium(Ba) |
≤0.001 |
≤0.001 |
|
Heavy metal( counted by Pb) |
≤0.0005 |
≤0.001 |
【Packing】Woven bag lining with plastic bag, kraft bag or fiber can. Net weight is 25kg.
