Physico-chemical property:
Molecular formula: Al2(SO4)3·18H20
Molecular weight:666.43
CAS:7784-31-8
Executive standard:HG/T 3442-2014
Item | AR | Result |
含量[(Al2(SO4)3·18H2O] | ≥99.0 | 99.8 |
水不溶物 | ≤0.02 | 0.01 |
氯化物(Cl) | ≤0.002 | <0.002 |
澄清度试验 | ≤4 | 合格 |
重金属(以Pb计) | ≤0.001 | <0.001 |
铵(NH4) | ≤0.005 | <0.005 |
钠(Na) | ≤0.02 | 0.018 |
镁(Mg) | ≤0.002 | 0.0012 |
PH(50g/L,25℃) | ≥2.5 | 2.93 |
钙(Ca) | ≤0.01 | <0.01 |
铁(Fe) | ≤0.003 | <0.003 |
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