ČSN P CEN/TS 17757   (654920) Anorganická hnojiva - Stanovení specifických živin

Anotace textu normy ČSN P CEN/TS 17757   (654920)

This document specifies references to methods for the determination of the content of the followingspecific nutrients in inorganic fertilizers:

- the total nitrogen content,

- the ammoniacal nitrogen content,

- the nitric nitrogen content,

- the urea nitrogen content,

- the content of nitrogen from isobutylidenediurea (IBDU) and crotonylidenediurea (CDU),

- the cyanamide nitrogen content,

- the methylene-urea nitrogen content (and urea formaldehyde, if applicable),

- the total phosphorus content,

- the water-soluble phosphorus content,

- the neutral ammonium citrate soluble phosphorus content,

- the water-soluble potassium content,

- the total magnesium content,

- the water-soluble magnesium content,

- the total calcium content,

- the water-soluble calcium content,

- the total sulfur content,

- the water-soluble sulfur content,

- the total sodium content,

- the water-soluble sodium content.

This document is applicable to EU fertilizing products classified as PFC 1(C) and PFC 7 as long as the blend only consists of EU fertilizing products classified as PFC 1(C), PFC 2 and PFC 5 as specified in the Regulation (EU) 2019/1009.