1.purity:98% min 2.Mainly used in feedstuff additives construction material and leather 3.have years of experiences in manufa Appearancewhite Crystalline powder Indentification Meet the requirementsPurity, % 98minTotal calcium, % 30.2Loss on drying,% 0.50maxInsoluble-matter %0.15maxHeavy metals, ug/g20max Chloride,%0.02maxAs,ug/g20maxPH(50g/L)6.5-7.5 STORAGE Clean, dry, and ventilated ...