Sodium Nitrate, Reagent A.C.S.

Assay:≥99.0%
NaNO3
pH of a 5% solution:5.5-8.3 at 25 °C
MAXIMUM ALLOWABLE 
Insoluble matter: 0.005%
Chloride (Cl): 0.001%
Iodate (IO3): 5 ppm
Nitrite (NO2): 0.001%
Phosphate (PO4): 5 ppm
Sulfate (SO4): 0.003%
Calcium (Ca): 0.005%
Magnesium (Mg): 0.002%
Heavy metals (as Pb): 5 ppm
Iron (Fe): 3 ppm
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