ISO 7497:1984 Preview

Fertilizers -- Extraction of phosphates soluble in mineral acids

Specifies two equivalent methodes. They consist in dissolving the wanted substance in a mixture of hydrochloric and nitric acids or in a mixture of sulfuric and nitric acids.


General information

  • Status :  Published
    Publication date : 1984-10
  • Edition : 1
    Number of pages : 2
  • :
    ISO/TC 134
    Fertilizers, soil conditioners and beneficial substances
  • 65.080
    Fertilizers

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