This standard specifies the method for determining the volatile content of polyvinyl alcohol resin by the constant weight method. This standard is applicable to the determination of volatile matter in polyvinyl alcohol resin produced by high-alkali alcoholysis and low-alkali alcoholysis processes.
GB/T 12010.4-1989 history
2010GB/T 12010.2-2010 Plastic.Poly(vinyl alcohol)(PVAL)materials.Part 2:Determination of properties
1989GB/T 12010.4-1989 Determination for volatile matter of polyvinyl alcohol resins
GB/T 12010.4-1989 Determination for volatile matter of polyvinyl alcohol resins was changed to GB/T 12010.2-2010 Plastic.Poly(vinyl alcohol)(PVAL)materials.Part 2:Determination of properties.