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Liming materials - Determination of the calcium content and magnesium content - Complexometric method
60.60 Standard published
Liming materials - Determination of magnesium content - Atomic absorption spectrometric method
90.93 Standard confirmed
Liming materials - Determination of size distribution by dry and wet sieving
90.93 Standard confirmed
Slow-release fertilizers - Determination of the release of the nutrients - Method for coated fertilizers
90.93 Standard confirmed
Fertilizers - Treatment with a cation exchange resin for the determination of the chelated micro-nutrient content and of the chelated fraction of micro-nutrients
90.93 Standard confirmed
Fertilizers - Determination of chelating agents in fertilizers by chromatography - Part 1: Determination of EDTA, HEEDTA and DTPA by ion chromatography
90.93 Standard confirmed
Fertilizers - Determination of chelating agents in fertilizers by chromatography - 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
90.93 Standard confirmed
Fertilizers - Determination of chelating agents in fertilizers by chromatography - Part 3: Determination of [S,S]-EDDS by ion pair chromatography
90.93 Standard confirmed
Fertilizers - Determination of water content (Karl Fischer methods) - Part 1: Methanol as extracting medium
90.93 Standard confirmed
Fertilizers - Determination of water content (Karl Fischer methods) - Part 2: 2-propanol as extracting medium
90.93 Standard confirmed
Liming materials - Determination of calcium content - Oxalate method
90.93 Standard confirmed
Carbonate and silicate liming materials - Determination of reactivity - Potentiometric titration method with hydrochloric acid
60.60 Standard published
Liming materials - Denominations, specifications and labelling
90.93 Standard confirmed
Fertilizers and liming materials - Determination of carbon dioxide - Part 1: Method for solid fertilizers
90.93 Standard confirmed
Fertilizers and liming materials - Determination of carbon dioxide - Part 2: Method for liming materials
90.93 Standard confirmed
Fertilizers and liming materials - Determination of water content - Guidelines and recommendations
90.93 Standard confirmed