NEN - NPR-CEN/TS 15705
Fertilizers - Determination of urea condensates using high-performance liquid chromatography (HPLC) - Isobutylidenediurea and crotonylidenediurea (method A) and methylen-urea oligomers (method B)
inactive, Most Current
| Organization: | NEN |
| Publication Date: | 1 March 2009 |
| Status: | inactive |
| Page Count: | 25 |
| ICS Code (Fertilizers): | 65.080 |
scope:
This document specifies methods for the determination of isobutylidenediurea (IBDU), crotonylidenediurea (CDU) (method A) and methylene-urea oligomers (MU) (method B) in fertilizers using high-performance liquid chromatography (HPLC). The method is applicable for all fertilizers which do not contain interfering organic compounds.
Document History
NPR-CEN/TS 15705
March 1, 2009
Fertilizers - Determination of urea condensates using high-performance liquid chromatography (HPLC) - Isobutylidenediurea and crotonylidenediurea (method A) and methylen-urea oligomers (method B)
This document specifies methods for the determination of isobutylidenediurea (IBDU), crotonylidenediurea (CDU) (method A) and methylene-urea oligomers (MU) (method B) in fertilizers using...