Aluminium Potassium Sulphate
Commodity：Aluminium Potassium Sulphate
CAS#：77784-24-9
Formula：KAl(SO4)2•12H2O
Structural Formula：
Uses：Used for the preparation of aluminum salts, fermentation powder, paint, tanning materials, clarifying agents, mordants, papermaking, waterproofing agents, etc. It was often used for water purification in daily life.
Specifications（Ferric chloride）
| Items | Standard |
| FeCl3 | ≥40% |
| Fe2+ | ≤0.1% |
| Spec gravity S.G | ≥1.40 |
| Free acid | ≤0.4% |
| Insoluble matter | ≤0.5% |
| Zn | ≤0.1% |
| Cr | ≤0.1% |
| Pb | ≤0.1% |
| As | ≤0.1% |
| Cd | ≤0.1% |
| Hg | ≤0.1% |
| ≤0.1% |
Specifications（Ferrous Chloride Tetrahydrate）
| Items | Standard |
| Fe2+ | ≥26.5% |
| Acid insuluble matter | ≤0.5% |
| SO42- | ≤2.0% |
| As | ≤0.0005% |
| Pb | ≤0.004% |
| Hg | ≤0.00002% |
| Cd | ≤0.0005% |
| Cr | ≤0.01% |
| Zn | ≤0.15% |
Specifications（Ferric Chloride Hexahydrate）
| Items | Standard |
| Assay | ≥96% |
| Fe2+ | ≤0.15% |
| Free acid | ≤0.8% |
| Insoluble substance | ≤1.0% |
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