Index
items index
Appearance Clear, colorless to pale yellow aqueous solution
Active acid % 50.0-51.0
Phosphorous acid(as PO33-)% 0.5 max
Phosphoric acid(as PO43-)% 0.2 max
Density (20°C) g/cm3 1.27 min
pH(1% water solution) 1.5~2.0
Fe ppm 10.0 max
Chloride ppm 10.0 max
Turbidity (NTU) 10.0 max
Color APHA 30.0 max