Molecular Formula NH4H2PO4

CAS No. 7722-76-1

Assay (Acidimetric) Min 99 %
pH of (5% soln in CO2 free water) 3.8 – 4.4
Insoluble matter Max 0.005 %
Chloride (Cl) Max 0.0005 %
Nitrate (NO3) Max 0.001 %
Sulfate (SO4) Max 0.005 %
Copper (Cu) Max 0.0005 %
Iron (Fe) Max 0.001 %
Heavy metals (as Pb) Max 0.0005 %
Potassium (K) Max 0.005 %
Sodium (Na) Max 0.005 %
Calcium (Ca) Max 0.001 %
Appearance White crystalline powder
Magnesium (Mg) Max 0.0005 %