This standard describes the use of anhydrous ammonia for water supply service application. In the water industry, anhydrous ammonia is combined with chlorine to form chloramines. The purpose of this standard is to provide the minimum requirements for anhydrous ammonia, including physical, chemical, sampling, testing, packaging, and shipping requirements. This standard can be referenced in specifications for purchasing and receiving anhydrous ammonia and can be used as a guide for testing the physical and chemical properties of anhydrous ammonia.