描述
Catalog No.XLAR10124-37-5.0500
CAS No10124-37-5
Formula：Ca（NO3）2•4H2O
Capacity:500g
Specification
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Assay[Ca(NO3)2•4H2O]……………………………………………………….≥99.0%
pH Value(50g/L solution，25℃)…………………………………. 4.0-6.0
Clearness index test number ……………………………………………………….≤5
Water insoluble matters…………………………………………………… ≤0.003%
Chloride(Cl)………………………………………………………………………..≤0.003%
Sulfate(SO4) ……………………………………………………………………….≤0.01%
Ammonium(NH4)………………………………………………………………≤0.005%
Phosphate(PO4) …………………………………………………………….≤0.0005%
Sodium(Na)………………………………………………………………………….≤0.01%
Magnesium(Mg) ………………………………………………………………….≤0.01%
Potassium(K)……………………………………………………………………..≤0.005%
Iron(Fe)……………………………………………………………………………≤0.0002%
Barium(Ba)………………………………………………………………………. ≤0.005%
Heavy metal(as Pb)………………………………………………………..≤0.0005%
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