... 98%min 3)Used a dehydrating agent. Fireworks, catalyst, oxidant Magnesium Nitrate hexahydrateMg(NO3)2.6H2O Hysicochemical Properties: Colorless monoclinal crystal or ... acid. Used in making detonator, firework and material of other nitrate. Used for preparation of catalyst. Served as strong oxidant, ... ,% ≤0.0002Barium(Ba),% ≤0.005Lead (Pb) ,% ≤0.002 More Pictures Sell high purity Magnesium Nitrate