Ammonium Fluoride, Reagent A.C.S.
Assay:
≥98.0% NH4F
MAXIMUM ALLOWABLE
Insoluble matter:
0.005%
Residue after ignition:
0.01%
Chloride (Cl):
0.001%
Sulfate (SO4):
0.005%
Heavy metals (as Pb):
5 ppm
Iron (Fe):
5 ppm
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