Epoxy Hardener And Thinner,Epoxy Resin And Hardener,Resin Epoxy Hardener,Epoxy Thinner For Coating Changzhou Dahua-Luckypower , https://www.czluckypowertech.comChina's National Standardization Administration (SAC) released "Phenosulfuron-methyl wettable powder." The standard specifies the quality requirements, test methods, as well as marking, labeling, packaging, storage and transportation of erythroethyl sulfone wettable powder; "pyrosulfuron-ethyl wettable powder" applies to the original drug and suitable Additives and national standards.