| Other: |
Structural formula: [Al2(OH)nCl6-n.xH2O]m (m≤10, n=1-5)
Physicochemical properties: This product is a white powder with good fluidity and is not easy to absorb moisture. It does not change within a few days below 110 °C. Yellow, soluble in water, alkaline in aqueous solution, rapidly decomposes in the presence of acid and emits carbon dioxide, almost insoluble in alcohol and ether.
Uses: Preparation of effervescent tablets in the pharmaceutical industry, neutralization drug of gastric acid , solubilizer of insoluble acidic drug and as blowing agent in detergents.
Product packaging: 25kg composite kraft paper bag, carton or cardboard drum or according to customer needs.
| Item |
Index |
| Daily chemical grade |
Drinking water grade |
| Alumina (Al2O3) % |
46.4-48.5 |
≥32 |
| Chloride (Cl)% |
16.3-17.3 |
16-22 |
| Total Basicity |
60-90 |
60-90 |
| Aluminum: Chlorine (Al:Cl) |
1.91-2.10 |
-- |
| Water insoluble matter% ≤ |
0.01 |
0.1 |
| Sulfate (SO42- ) ppm≤ |
200 |
500 |
| Sodium (Na) ppm≤ |
200 |
500 |
| Iron (Fe) ppm≤ |
150 |
200 |
| Chromium (Cr) ppm≤ |
0.25 |
0.5 |
| Arsenic (As)ppm≤ |
2 |
5 |
| Heavy metal (Pb)ppm≤ |
20 |
50 |
| Nickel (Ni) ppm≤ |
1 |
2 |
| Cadmium (Cd) ppm≤ |
1 |
2 |
| Mercury (Hg) ppm≤ |
0.1 |
0.2 |
| PH value (15% water 25℃) |
3.0-5.0 |
3.0-5.0 |
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