Calcium oxide in south east Asia Maret for building material CaO+MgO >93% CaO 91.0% MgO ... plastic film, fiber, rubber, adhesives, sealants, household chemicals, cosmetics, building materials, paint, ink, construction, smelting, alumina, culture, food, water ... , laboratory ammonia dryin alcohol dehydration etc.The material of calcium oxide Calcium oxide in south east Asia Maret for building material