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ISO 6598:1985

Fertilizers — Determination of phosphorus content — Quinoline phosphomolybdate gravimetric method

Standard Details

The method consists in precipitating, after hydrolysis if necessary, of orthophosphate ions in the form of quinoline phosphomolybdate, in an acid medium and in the presence of acetone, at approximately 75 °C, followed by filtrating, washing drying and weighing of the precipitate obtained.

General Information

Status : Published
Standard Type: Main
Document No: ISO 6598:1985
Document Year: 1985
Pages: 3
Edition: 1
  • Section Volume:
  • ISO/TC 134. Fertilizers and soil conditioners

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ISO 6598:1985
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