Standard

NS-EN ISO 787-9:1995

Tilbaketrukket

Merknad: Denne standarden har en ny utgave: NS-EN ISO 787-9:2019

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Omfang

The water used shall be freshly distilled water, boiled before use, but for 5 to 10 min only, in order to avoid an increase of its pH value due to alkali dissolved from the glass. Preparation of a suspension of the material under test, stopper the container, shaking, allow to stand any time, removing the stopper and determination, to the nearest 0.1 unit, of the pH value of the suspension. - Cancels and replaces ISO Recommendation R 787/9-1970.

Dokumentinformasjon

  • Standard fra SN
  • Publisert:
  • Tilbaketrukket:
  • Utgave: 1995-03
  • Versjon: 1
  • Varetype: NAT
  • ICS 87.060.10
  • National Committee SN/K 51

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