Information
Specification category:
Product No. | Product name | specifications |
1.01771.010 | Aluminum potassium sulfate dodecahydrate | AR500g |
1.01771.020 | Aluminum potassium sulfate dodecahydrate | CP500g |
1.01771.030 | Aluminum potassium sulfate dodecahydrate | CP40kg |
1.01771.040 | Aluminum potassium sulfate dodecahydrate | AR40kg |
Characteristic:
Appearance and properties: Colorless,odorless solid.
pH value: 3.0~3.5(100g/L H2O,20℃)
Relative density: 1.75(water=1)(20℃)
Melting point(℃): 92.5
Concentration: Pure
Solubility: Dissolve easily in glycerol, soluble in water. The aqueous solution is acidic.Aluminum hydroxide precipitation jelly appears after hydrolysis. Insoluble in alcohol and acetone.
Technical indicators:
Item | AR | CP |
Assay | ≥99.5% | ≥99.0% |
pH-value(50g/L solution,25℃) | 3.0~3.5 | 3.0~3.5 |
Clarity of solution | Pass3 | Pass4 |
Insoluble matter in water | ≤0.005% | ≤0.01% |
Chloride(Cl) | ≤0.0005% | ≤0.004% |
Ammonium(NH4) | ≤0.005% | ≤0.01% |
Arsenic(As) | ≤0.00005% | ≤0.0001% |
Sodium(Na) | ≤0.02% | ≤0.05% |
Iron(Fe) | ≤0.001% | ≤0.002% |
Heavy metals(as Pb) | ≤0.0005% | ≤0.002% |