... powder, soluble in water, nearly not soluble in alcohol, and acid in water solution.Specification ItemsIndexAppearanceWhite PowderPurity≥99.0%Chloride (Cl ... .001%Chelate value (mgCaCO3/g)≥260PH4.0-5.0UsesApplicable to detergent, dyeing adjuvant, processing agent for fibers, cosmetic additive, food additive ...