Product | Sodium Acetate | |||||
CAS |
127-09-3(Anhydrous sodium acetate)6131-90-4 (Sodium acetate trihydrate) |
INS | 262(i) | |||
Molecular formula | C2H3NaO2; C2H3NaO2·3H2O | |||||
Quality Specification |
Standard Item |
The Ministry of Health announcement specified standard of 2011 19 -07 |
BP2012 | FCCV | USP35 | EP7.0 |
Content(dry basis) |
≥98.5% |
99.0% ~ 101.0 % (dried substance). |
99%~ 101% |
99%~101% | 99%~101% | |
Reducing substances |
---------- | passed test | ---------- | ---------- | passed test | |
Appearance of solution |
---------- |
clear and colourless |
---------- |
Insoluble matter ≤0.05% |
clear and colourless |
|
Free acid and free base |
passed test | pH=7.5 ~ 9.0 | ---------- | pH=7.5 ~ 9.2 | pH=7.5 ~ 9.0 | |
Heavy metals (asPb) |
≤10mg/Kg |
≤ 2 mg /kg |
---------- | ---------- | ||
Chlorine | ---------- | ≤200ppm | ---------- | ≤0.035% | ≤200ppm | |
Sulfate | ---------- | ≤200ppm | ---------- | ≤0.005% | ≤200ppm | |
Aluminum salts | ---------- | ≤0.2ppm | ---------- | ≤0.2 µg /g | ≤0.2ppm | |
Calcium and magnesium ions |
---------- | ≤50ppm | ---------- | pass test | ≤50ppm | |
Heavy metals | ---------- | ≤10ppm | ---------- | ≤0.001% | ≤10ppm | |
Fe | ---------- | ≤10ppm | ---------- | ---------- | ≤10ppm | |
As(as As) | ≤3mg/Kg | ≤2ppm | ---------- | ---------- | ≤2ppm | |
Loss on drying (crystalline products) |
36.0~42.0% | 39.0%-40.5% |
36.0% ~ 41.0% |
38.0% ~41.0% | 39.0 %~ 40.5 % | |
Loss on drying (anhydrous product) |
≤2% | ---------- | ≤ 1.0% | ≤ 1.0% | ---------- | |
Alkalinity | ---------- | ---------- |
Anhydrous: ≤0.2%; Trihydrate: ≤0.05% |
---------- | ---------- |
Properties:The crystalline product is colorless transparent crystals or white crystalline powder, anhydrous
product is white crystalline powder or lumps.Odorless. Shape of our product is white powder,
spherical or cylindrical particles.Heat and light stabilizers.Hygroscopic, soluble in water (40%).
Application