... Fe) % ≤0.01manganese(Mn) % ≤0.003chloride(Cl) % ≤0.12weight losses for scorching % ≤3.5Packing density(g/ml)0.167Appearance: white light ... moisture absorption, absorb water andcarbon dioxide if exposed in the air.Use: suitable for rubber, cable & wire, dyeing, grease, glass-ceramic ... , net weight 15kg or 20kg per bag, cutommize according to the need of consumers. price for magnesium oxide-high purity