This standard was last reviewed and confirmed in 2020. Therefore this version remains current.
Treatment of a test portion of resin with a given volume of an aqueous solution of sodium chloride previous neutralized to pH 7,0. After stirring and decanting, measurement of the potential difference existing between a glass electrode and a reference calomel electrode immersed in the liquid maintained at 23 °C and reading of this difference, expressed in pH units directly on th pH meter scale.
Status: PublishedPublication date: 1980-11
Edition: 1Number of pages: 2
Technical Committee: ISO/TC 61/SC 9 Thermoplastic materials
- ICS :
- 83.080.20 Thermoplastic materials
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|std 1 40|
|std 2 40||Paper|
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Stage: 90.93 (Confirmed)
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