Specification Assay: 98.0%~101.0% Moisture: 22.0%~27.0% Arsenic: 0.0002% max. Magnesium and alkali metal: 1% max. Chloride 0.05%: max. Sulphate: 0.075% max. Fluoride: 0.0015% max. Packing 25 kg craft paper bag/carton with PE liner. Usagez 1. It is a fine calcium source, used extensively in beverage and food; Used as an additive in the smashed meat of sausage and banger. 2. Used in jelly, chewing gum to stabilize and fortify the gal; 3. It is also used in medicine and feed additives.