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SN-CEN/TS 16197:2011

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This Technical Specification specifies a method for the determination of the magnesium content in fertilizer extracts using atomic absorption spectrometry (AAS).This method is applicable to EC fertilizer extracts obtained according to CEN/TS 15960 and CEN/TS 15961, for which a declaration of the total magnesium and/or water soluble magnesium content is required, with the exceptions of the following fertilizers according to [4], Annex I D relating to secondary nutrients:- type 4 (kieserite);- type 5 (magnesium sulfate) and type 5.1 (magnesium sulfate solution);- type 7 (kieserite with potassium sulfate)to which [4], method 8.8, applies.NOTE Method 8.8 is covered by CEN/TS 16198 (see Bibliography). The method applies to all fertilizer extracts containing elements in quantities that might interfere with the complexometric determination of magnesium.

Dokumentinformasjon

  • Standard fra SN
  • Publisert:
  • Tilbaketrukket:
  • Utgave: 2011-06
  • Versjon: 1
  • Varetype: TS
  • ICS 65.080
  • National Committee SN/K 133

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