Fertilizers and liming materials – Determination of the chloride content by potentiometric titration
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Inorganic fertilizers – Determination of pH of a solution of ammonium nitrate fertilizers of high nitrogen content
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Inorganic fertilizers – Determination of particle size of ammonium nitrate fertilizers of high nitrogen content
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Inorganic fertilizers – Determination of the chloride content in ammonium nitrate fertilizers of high nitrogen content
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Inorganic fertilizers – Determination of the copper content in ammonium nitrate fertilizers of high nitrogen content
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Inorganic micronutrient fertilizers – Determination of the concentration of free, chelated or complexed micronutrients and the chelating and/or complexing agents present in compound inorganic micronutrient fertilizers
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Organic and organo-mineral fertilizers – Determination of the biuret content by high-performance liquid chromatography (HPLC)
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Organic and organo-mineral fertilizers – Extraction by water for subsequent determination of elements
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Organo-mineral fertilizers – Extraction of phosphorus by formic acid
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Organic and organo-mineral fertilizers – Digestion by aqua regia for subsequent determination of elements
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