This standard was last reviewed and confirmed in 2023. Therefore this version remains current.
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.
Status: PublishedPublication date: 1985-09
Edition: 1Number of pages: 3
Technical Committee: ISO/TC 134 Fertilizers, soil conditioners and beneficial substances
- ICS :
- 65.080 Fertilizers
This standard contributes to the following Sustainable Development Goals:
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A standard is reviewed every 5 years
Stage: 90.93 (Confirmed)
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