This standard specifies the methods for the determination of saponification value and ester content of plasticizers. This standard applies to the determination of the saponification value and ester content of general plasticizers.
GB/T 1665-1995 history
2008GB/T 1665-2008 Plasticizers.Determination of saponification value and ester-content
1995GB/T 1665-1995 Plasticizers--Determination of saponification value and ester-content