... ourselves. Magnesium Oxide (mgo) Size and packing at buyer' opinion Caustic calcined magnesium oxide is odorless, tasteless and non-ztoxic. It ... , medicine, husbandry, smelting, metallurgy, paper making, refractory products, etc.NAME: CAUSTIC CALCINED MAGNESIUM OXIDE (Magnesium Oxide )GradeMgO(min.)SiO2(max.)CaO ... %4.00%3.50%1.00%0.50%6.00% Caustic Calcined MgO