... ≤ 2.00Hydrochloric acid insoluble matter% ≤ 0.10Calcium oxide (CaO)% ≤ 0.43Magnesium oxide(MgO)% ≥ 41.00Loss on ignition% 54—58Chloride% ≤ ... over time, generate water, carbon dioxide and magnesium oxide.PackingPlastic woven bag or kraft paper bag inner with ... department. And it also can produce senior glass products, Magnesium, pigment, paint, fireproofpaint, printingink, ceramics, cosmetiics,t ...