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Iron free aluminum sulfate
Molecular formula: AL2 (SO4)3 xH2O
Relative molecular weight: 342.15
Properties: The industrial product is in the form of white flakes, granules or blocks, with a light green color due to the low-valent iron salt (FeSO4), and the surface of the product is yellow due to the oxidation of the low-valent iron salt. The solid product of water treatment agent is white, light green or light yellow flakes or blocks. The liquid product is colorless and transparent to pale green or pale yellow.
Low iron aluminum sulfate
Uses: Mainly used for water purification and papermaking. In papermaking, it is used as auxiliary agent, colorant, defoamer, etc. to increase paper hardness; water purification is used as flocculant for urban water and wastewater treatment; printing and dyeing industry is used as mordant and printing anti-bleeding agent; oil industry is used as clarifying agent ; Used as deodorant and decolorizer in petroleum industry; used as preservative in wood industry; used as astringent in medicine; used in fire fighting to make foam fire extinguishing agent with baking soda and foaming agent; used in pigment industry to produce chrome yellow and as precipitation agent; food industry as curing agent, etc.
Packaging: Polyethylene plastic woven packaging, 50kg per bag.
Storage and Transportation: Store in a cool, dry and clean warehouse, and should be protected from moisture. Do not store and transport together with toxic substances or alkaline substances.
Powdered aluminum sulfate
Product technical standards:
Standard number for drinking water treatment: HG2227-2004
project name | Standard indicator | Test results |
AL2O3 | ≥15.6% | 15.9% |
Fe | ≤0.5% | 0.20% |
PH value | ≥3.0 | 3.10 |
Water insoluble matter | ≤0.15% | 0.08% |
As | ≤0.0004% | 0.0002% |
Pb | ≤0.001% | 0.0006% |
Hg | ≤0.00002% | 0.000008% |
Cr(VI) | ≤0.001 | ≤0.0003% |
Cd | ≤0.0002% | 0.00008% |
Standard number for industrial water treatment: HG/T2225-2010
project name | Standard indicator | Test results |
AL2O3 | ≥15.6% | 15.8% |
Fe | ≤0.5% | 0.23% |
PH value | ≥3.0 | 3.10 |
Water insoluble matter | ≤0.20% | 0.10% |
Iron-free aluminum sulfate index HG/T2225-2010
project name | Standard indicator | Test results |
AL2O3 | ≥15.8% | 16.20% |
Fe | ≤0.005% | 0.003% |
PH value | ≥3.0 | 3.10 |
Water insoluble matter | ≤0.15% | 0.05% |
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