A7920
Aluminum sulfate hexadecahydrate
ACS reagent, 98.0-102.0% (as the labeled hydrate)
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About This Item
InChI key
TYYRFZAVEXQXSN-UHFFFAOYSA-H
InChI
1S/2Al.3H2O4S.16H2O/c;;3*1-5(2,3)4;;;;;;;;;;;;;;;;/h;;3*(H2,1,2,3,4);16*1H2/q2*+3;;;;;;;;;;;;;;;;;;;/p-6
SMILES string
O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.[Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O
grade
ACS reagent
assay
98.0-102.0% (as the labeled hydrate)
composition
water, 14-18 mol/mol
impurities
≤0.01% Insoluble matter, ≤0.2% Substances not precipitated by ammonium hydroxide (as SO4)
anion traces
chloride (Cl-): ≤0.005%
cation traces
Fe: ≤0.002%, heavy metals (as Pb): ≤0.001%
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