... in fertilizer, feed, food, medicine, industry etc. In fertilizer industry, it can be used to make magnesium fertilizer and other compound fertilizers.In food industry ... , It can be used for lactic, monosodium glutamate, beverage, fresh yeast, magnesium salts etc.In pharmaceutical industry ... , meleumycin, acetyli-spiramycin and inosine etc. In industry, it can be used for leather-making, ...