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SRPS G.S1.501:1991

Plastics - Homopolymer and copolymer resins of vinyl chloride - Determination of pH of aqueous extract (ISO 1264:1980)

Jun 15, 1991
Jun 15, 1991

General information

90.93     Dec 31, 2020

ISS

G061

Pure national standard

83.080.20  

Serbian  

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Scope

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.

Life cycle

NOW

PUBLISHED
SRPS G.S1.501:1991
90.93 Standard confirmed
Dec 31, 2020

Related project

Adopted from EN ISO 1264:1997

Adopted from ISO 1264:1980