This standard specifies the method for the determination of saponifiable chlorine in epoxy resin, glycidyl ester and 1-chloro-2,3-propylene oxide. The obtained values represent the readily saponifiable chlorine concentrations of the chlorohydrin groups in these compounds.
GB/T 4618-1984 history
2008GB/T 4618.2-2008 Plastics.Epoxy resins.Determination of chlorine content.Part2:Easily saponificable chlorine
1984GB/T 4618-1984 Epoxide resins and related materials--Determination of easily saponifiable chlorine