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Homepage>BS Standards>65 AGRICULTURE>65.080 Fertilizers>22/30453268 DC BS EN 15959. Inorganic fertilizers. Determination of extracted phosphorus P2O5
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immediate downloadReleased: 2022-06-16
22/30453268 DC BS EN 15959. Inorganic fertilizers. Determination of extracted phosphorus P2O5

22/30453268 DC

BS EN 15959. Inorganic fertilizers. Determination of extracted phosphorus P2O5

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Standard number:22/30453268 DC
Pages:15
Released:2022-06-16
Status:Draft for Comment
DESCRIPTION

22/30453268 DC


This standard 22/30453268 DC BS EN 15959. Inorganic fertilizers. Determination of extracted phosphorus P2O5 is classified in these ICS categories:
  • 65.080 Fertilizers
This document specifies a method for the determination of phosphorus in fertilizer extracts. The method is applicable to all extracts of fertilizers for the determination of the different forms of phosphorus as phosphorus soluble in mineral acids, water-soluble phosphorus, phosphorus soluble in solutions of ammonium citrate, phosphorus soluble in 2 % citric acid and phosphorus soluble in 2 % formic acid. The method has only been validated on inorganic fertilizers but can be applicable to all extracted phosphorous if proper extraction methods are used.