Fertilizers. Extraction of soluble phosphorus according to Petermann at 65 °C
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Standard number:
BS EN 15921:2011
Pages:
12
Released:
2011-06-30
ISBN:
978 0 580 72727 6
Status:
Standard
DESCRIPTION
BS EN 15921:2011
This standard BS EN 15921:2011 Fertilizers. Extraction of soluble phosphorus according to Petermann at 65 °C is classified in these ICS categories:
65.080 Fertilizers
This document specifies the procedure for the determination of soluble phosphorus in alkaline ammonium citrate. The method is applicable exclusively to precipitated dehydrated dicalcium phosphate (CaHPO4 . 2H2O).