This standard specifies the requirements, test methods, inspection rules and markings, packaging, transportation and storage, quality certificate and order form (or contract) content for isopropyl ethyl xanthate formate. This standard applies to isopropyl xanthate ethyl formate products produced with sodium isopropyl xanthate, ethyl chloroformate, and hydrochloric acid as raw materials. This product is mainly used as a collector for the flotation of nonferrous metal sulfide ores.