Items index standard
Appearance clear, colorless to pale yellow aqueous solution
Active acid % 50.0-51.0
Chloride (as cl-)% 1.0max
Ph value (1% solution) 2.0 max
Fe mg/l 10.0max
Density (20)g/cm3 1.31-1.35
Colour apha (hazen) 30.0max
Ca sequestration (mg caco3/g) 450.0 min.