Original
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Molecular weight：136.08
CAS NO:6131-90-4
【Appearance】It is colorless semitransparent crystal or white granular. Relative density is 1.45. Melting point is 58℃. It is soluble in water and slightly soluble in alcohol. Its water solution is alkali.
【Standard】Highest impurity content is counted by %
|
Specification Index name |
Analytically pure-AR |
Chemical pure-CP |
High purity |
Industrial superior |
|
Content(CH3COONa·3H2O) |
≥99.0 |
≥98.0 |
58~60 |
58~60 |
|
PH value(50g/L,25℃) |
7.5~9.0 |
7.5~9.0 |
7.5~9.0 |
7.5~9.0 |
|
Clarity test |
Qualified |
Qualified |
Qualified |
－ |
|
Water insoluble |
≤0.002 |
≤0.005 |
≤0.005 |
≤0.05 |
|
Chloride(Cl) |
≤0.001 |
≤0.003 |
≤0.035 |
≤0.2 |
|
Sulfate(SO4) |
≤0.005 |
≤0.005 |
－ |
|
|
Phosphate(PO4) |
≤0.0002 |
≤0.0005 |
≤0.0005 |
－ |
|
Aluminum(Al) |
≤0.0005 |
≤0.001 |
－ |
－ |
|
Calcium(Ca) |
≤0.002 |
≤0.005 |
－ |
－ |
|
Ferrum(Fe) |
≤0.0002 |
≤0.0005 |
≤0.0005 |
≤0.005 |
|
Copper(Cu) |
≤0.0005 |
≤0.001 |
－ |
－ |
|
Lead(Pb) |
≤0.0005 |
≤0.001 |
－ |
－ |
|
Potassium perman-ganate ( counted by HCOOH ) |
≤0.01 |
≤0.02 |
－ |
－ |
|
Arsenic(As) |
－ |
－ |
- |
－ |
|
Heavy metal( counted by Pb) |
－ |
－ |
≤0.001 |
≤0.003 |
【Usage】It can be used as chemical reagent, printing and dyeing assistant, meat preservative, raw material for acetic anhydride. It can be used in electron, instrument and metallurgy industry, and also used in pharmaceutical, electroplate, cement grinding aids and other areas.
【Packing】Woven bag lining with plastic bag, kraft bag or fiber can. Net weight is 25kg.
