... decomposition emits poisonous gas. Harmful combustion products: hydrogen chloride, magnesium oxide. Extinguishing methods: as far as possible ... : 708 boiling point (°C) : 141212, solubility: soluble in water, alcohol.13, main use: for making metal magnesium, disinfectant, ... stability and reactivity prohibited items: strong oxidizing agent, water.15, toxicology material acute toxicity: LD50:2800 mg/kg ...