Projects

Inorganic fertilizers - Determination of the copper content in ammonium nitrate fertilizers of high nitrogen content

50.60 Close of voting. Proof returned by secretariat

Fertilizing products - Determination of the stability of fertilizing products containing micronutrient chelates at different pHs

50.60 Close of voting. Proof returned by secretariat

Fertilizing products - Determination of the stability of fertilizing products containing micronutrient complexes

50.60 Close of voting. Proof returned by secretariat

Organo-mineral fertilizers - Identification of complexing agents - Part 1: Method using UV-Vis spectrophotometry and gravimetry

50.60 Close of voting. Proof returned by secretariat

Organo-mineral fertilizers - Identification of complexing agents - Part 2: Method using high-performance liquid chromatography (HPLC)

50.60 Close of voting. Proof returned by secretariat

Organo-mineral fertilizers - Determination of chelating and complexing agents

50.60 Close of voting. Proof returned by secretariat

Inorganic micronutrient fertilizers - Determination of the chelated micronutrient content and the chelated fraction of micronutrients - Part 1: Treatment with a cation exchange resin

50.60 Close of voting. Proof returned by secretariat

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

50.60 Close of voting. Proof returned by secretariat

Fertilizing products - Stability of chelating and complexing agents

50.60 Close of voting. Proof returned by secretariat

Organo-mineral fertilizers - Determination of the fraction of complexed micronutrients

50.60 Close of voting. Proof returned by secretariat

Organo-mineral fertilizers - Identification of chelating agents - Part 1: Determination of EDTA, HEEDTA and DTPA by ion chromatography

50.60 Close of voting. Proof returned by secretariat

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

50.60 Close of voting. Proof returned by secretariat

Organo-mineral fertilizers - Determination of the chelated micronutrient content and the chelated fraction of micronutrients by treatment with a cation exchange resin

50.60 Close of voting. Proof returned by secretariat

Inorganic fertilizers - Determination of chelating and complexing agents

50.60 Close of voting. Proof returned by secretariat

Liming materials - Determination of the calcium content and magnesium content - Complexometric method

50.60 Close of voting. Proof returned by secretariat

Liming materials - Determination of physical and chemical properties and specific contaminants

50.60 Close of voting. Proof returned by secretariat

Soil improvers and growing media - Sampling

40.60 Close of voting

Fertilizers, liming materials and inhibitors - Sampling and sample preparation - Part 4: Sampling for microbial presence

40.60 Close of voting