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

Specification
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
Application

Used as the ingredient for pharmaceuticals and antiperspirant, and the special cosmetic in diary chemical industry.

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