描述
Catalog No.XLAR7784-25-0.0500
CAS No.7784-25-0
Formula：AINH4(SO4)2‧12H2O
Capacity:500g
Specification
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Assay[AlNH4(SO4)2•12H2O]…………………………………………….. ≥99.5%
pH(50g/L solution，25℃)………………………………………………… 3.0~4.0
Clearness index test …………………………………………………………Pass test
Water insoluble matters…………………………………………………….. ≤0.005%
Chloride(Cl)……………………………………………………………………. ≤0.0005%
Sodium(Na)…………………………………………………………………………≤0.005%
Potassium(K)……………………………………………………………………… ≤0.005%
Calcium(Ca)………………………………………………………………………. ≤0.03%
Iron(Fe)………………………………………………………………………….. ≤0.0003%
Arsenic(As)………………………………………………………………………. ≤0.00005%
Heavy metal(as Pb)…………………………………………………………… ≤0.0005%
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