This International Standard specifies a method for the determination of the electrical conductivity of phenolic resin extracts at 23 C +- 2 C. The method is important for applications in which such resins are used as impregnating materials.
DS/EN ISO 9944:1996 history
1996DS/EN ISO 9944:1996 Plastics - Phenolic resins - Determination of electrical conductivity of resin extracts