Standard

ISO 1265:1979

Tilbaketrukket

Merknad: Denne standarden har en ny utgave: ISO 1265:2007

Rettelser og tillegg kjøpes separat.

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Omfang

Specification of a visual method of determining the number of impurities and foreign particles in polyvinylchloride resin. About 200 g of resin are flattened between a rigid white plate and a glass sheet containing a grid. The impurities and foreign particles visible in 25 squares (= 225 cm ) and having a diameter equal or greater than 0,250 mm are counted. Expression of the result by extrapolation as the number of specks per 100 squares of the grid.

Dokumentinformasjon

  • Standard fra ISO
  • Publisert:
  • Tilbaketrukket:
  • Utgave: 1
  • Versjon: 1
  • Varetype: IS
  • ICS 83.080.20
  • ISO TC ISO/TC 61/SC 9

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