描述
Catalog No.XLAR5965-83-3.0100
CAS No.5965-83-3
Formula：C7H6O6S‧2H2O
Capacity:100g
Specification
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Assay(C7H6O6S·2H2O)……………………………………≧99.0%
Sensibility test to iron……………………………….…….passes test
Clarity……………………………………………….……………..………………≦3
Insoluble matter in water……………………………….…≦0.005%
Residue on ignition (as sulfate)………………….…………≦0.02%
Chloride(Cl)……………………………………………………….≦0.002%
Sulfate(SO4)………………………………………………………….≦0.1%
Iron(Fe)…………………………………………………………..≦0.0001%
Heavy metals(as Pb)……………………………………………≦0.0005%
Ortho-hydroxybenzoic acid(HOC6H4COOH)………………≦0.02%
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