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EN 18316 Inorganic fertilizers. Determination of the total K2O content
Feedback closing date:
21/04/2026
EN 18318 Organo-mineral fertilizers. Determination of specific inhibiting compounds
Feedback closing date:
21/04/2026
Inorganic fertilizers — Determination of specific inhibiting compounds
Feedback closing date:
10/03/2026
Inorganic fertilizers - Determination of the dry matter content
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10/03/2026
Inorganic fertilizers – Titrimetric determination of ammoniacal nitrogen
Feedback closing date:
10/03/2026
Organo-mineral fertilizers — Extraction of phosphorus soluble in a neutral ammonium citrate solution
Feedback closing date:
10/03/2026
Organo-mineral fertilizers - Extraction of phosphorus by formic acid
Feedback closing date:
10/03/2026