scope:

This document specifies references to the methods for the determination of the following specific elements in organic and organo-mineral fertilizers: - Determination of the total phosphorus content; - Determination of the total potassium content; - Determination of the total calcium content; - Determination of the total magnesium content; - Determination of the total sodium content; - Determination of the total sulphur content; - Determination of the inorganic arsenic content; - Determination of the cadmium content; - Determination of the total chromium content; - Determination of the total mercury content; - Determination of the total nickel content; - Determination of the total lead content; - Determination of the total copper content; - Determination of the total zinc content; - Determination of the water-soluble calcium content; - Determination of the water-soluble magnesium content; - Determination of the water-soluble sodium content; - Determination of the water-soluble sulphur content. This document specifies references to the methods for the determination of the following specific elements in organo-mineral fertilizers: - Determination of the water-soluble phosphorus content; - Determination of the water-soluble potassium content; - Determination of the neutral ammonium citrate soluble phosphorus content - Determination of the formic acid soluble phosphorus content; - Determination of the total boron content; - Determination of the total cobalt content; - Determination of the total iron content - Determination of the total manganese content - Determination of the total molybdenum content; - Determination of the water-soluble boron content; - Determination of the water-soluble cobalt content; - Determination of the water-soluble copper content; - Determination of the water-soluble iron content; - Determination of the water-soluble manganese content; - Determination of the water-soluble molybdenum content; - Determination of the water-soluble zinc content. This document is applicable to fertilizing products, which are classified as PFC 1(A) and PFC 1(B) or the PFC 1(A) and PFC 1(B) component in PFC 7 of Regulation (EU) 2019/1009 [1]. However, the present method was not validated for blends.