Sodium Phosphate, Dibasic, Heptahydrate, Reagent A.C.S.
Assay:
98.0-102.0%
Na2HPO4 · 7H2O
pH of a 5% solution:
8.7–9.3 at 25 °C
MAXIMUM ALLOWABLE
Insoluble matter:
0.005%
Chloride (Cl):
0.001%
Sulfate (SO4):
0.005%
Heavy metals (as Pb):
0.001%
Iron (Fe):
0.001%
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