... Medical grade, etc. Ammonium chloride:Industry grade, Feed grade, Food grade, Medical grade, etc.Molecular Formula: NH4ClN.W.: 53.49 ... in a mixture of ice, water, and ammonium chloride. Ammonium chloride solutions with ammonia are used as buffer solutions.Biology ... in nutritive media for yeast microbiological organisms.Pyrotechnics Ammonium chloride is an ingredient in fireworks and safety and contact ...