Organo-mineral fertilizers - Identification of complexing agents - Part 1: Method using UV-Vis spectrophotometry and gravimetry (Endorsed by Asociación Espanola de Normalización in May of 2022.)

Die Norm herausgegeben am 1.5.2022

Organo-mineral fertilizers - Identification of complexing agents - Part 2: Method using high-performance liquid chromatography (HPLC) (Endorsed by Asociación Espanola de Normalización in May of 2022.)

Die Norm herausgegeben am 1.5.2022

Organo-mineral fertilizers - Determination of chelating and complexing agents (Endorsed by Asociación Espanola de Normalización in May of 2022.)

Die Norm herausgegeben am 1.5.2022

Inorganic micronutrient fertilizers - Determination of the chelated micronutrient content and the chelated fraction of micronutrients - Part 1: Treatment with a cation exchange resin (Endorsed by Asociación Espanola de Normalización in May of 2022.)

Die Norm herausgegeben am 1.5.2022

Inorganic micronutrient fertilizers - Determination of the chelated micronutrient content and the chelated fraction of micronutrients - Part 2: Determination of EDTA, DTPA, HEEDTA, IDHA or EDDS (Endorsed by Asociación Espanola de Normalización in May of 2022.)

Die Norm herausgegeben am 1.5.2022

Fertilizing products - Stability of chelating and complexing agents (Endorsed by Asociación Espanola de Normalización in May of 2022.)

Die Norm herausgegeben am 1.5.2022

Organo-mineral fertilizers - Determination of the fraction of complexed micronutrients (Endorsed by Asociación Espanola de Normalización in May of 2022.)

Die Norm herausgegeben am 1.5.2022

Organo-mineral fertilizers - Identification of chelating agents - Part 1: Determination of EDTA, HEEDTA and DTPA by ion chromatography (Endorsed by Asociación Espanola de Normalización in May of 2022.)

Die Norm herausgegeben am 1.5.2022

Organo-mineral fertilizers - Identification of chelating agents - Part 2: Determination of Fe chelated by [o,o] EDDHA, [o,o] EDDHMA and HBED, or the amount of chelating agents by ion pair chromatography (Endorsed by Asociación Espanola de Normalización in May of 2022.)

Die Norm herausgegeben am 1.5.2022

Non-destructive testing - Leak testing - Criteria for method and technique selection

Die Norm herausgegeben am 22.2.2000