Standard

NS-EN ISO 3946:1994

Publisert

Rettelser og tillegg kjøpes separat.

Språk
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Omfang

Destruction of the organic substances by digestion with a sulpho-nitric mixture and conversion of phosphates to orthophosphates. Formation of a phosphomolybdate. Measurement of the intensity of the blue colour at a wavelength of 825 nm. The method applies to contents up to 5 % (m/m).

Dokumentinformasjon

  • Standard fra SN
  • Publisert:
  • Utgave: 1
  • Versjon: 1
  • Varetype: NAT
  • ICS 67.180.20

Produktrelasjon

  • Adoptert fra: EN ISO 3946:1994 , 0