WAC 296-826-20015. Chemical reactions

You must prohibit the use of ammonia with other chemicals unless the possible reactions have been adequately investigated. Note: Under some circumstances, ammonia and ammonium compounds can form explosive products with other chemicals. For additional information, refer to the following: 1. Section 491M " Manual on Hazardous Chemical Reactions " of the NFPA, 1969 Edition; and 2. CG-388, the " Chemical Data Guide for Bulk Shipment by Water ," 1969.