Aluminum Chlorohydrate (ACH)
Name: Aluminum chlorohydrate (daily chemical grade)
Chemical formula: Al2(OH)5Cl·2H2O
Molecular weight: 210.48g/mol
CAS No.: 12042-91-0
EINECS No.: 234-933-1
| Standard | Solution, USP-34 | Solid, USP-34 |
| Solubility | Soluble in water | Soluble in water |
| Al2O3 % | 23-24% | 46-48% |
| Cl % | 7.9-8.4% | 15.8-16.8% |
| Basicity% | 75-90 | 75-90 |
| AL:CL | 1.9:1-2.1:1 | 1.9:1-2.1:1 |
| Insoluble substance% | ≤0.01% | ≤0.01% |
| SO42- ppm | ≤250 ppm | ≤500 ppm |
| Fe ppm | ≤75 ppm | ≤150 ppm |
| Cr ppm | ≤1.0 ppm | ≤2.0 ppm |
| As ppm | ≤1.0 ppm | ≤2.0 ppm |
| Heavy Metals (as Pb ppm) | ≤5.0 ppm | ≤10 ppm |
| Ni ppm | ≤1.0 ppm | ≤2.0 ppm |
| Cd ppm | ≤1.0 ppm | ≤2.0 ppm |
| Hg ppm | ≤0.1 ppm | ≤0.1 ppm |
| pH-value[15% (W/W)25℃] | 4.0-4.4 | 4.0-4.4 |
Used as the ingredient for pharmaceuticals and antiperspirant, and the special cosmetic in diary chemical industry.
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