Publisher : STANDARDS NORWAY SN-CEN-TS SERIES

SN-CEN/TS 17760:2022 PDF

Inorganic fertilizers - Determination of particle size of ammonium nitrate fertilizers of high nitrogen content

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SN-CEN/TS 17761:2022 PDF

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

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SN-CEN/TS 17762:2022 PDF

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

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SN-CEN/TS 17764:2022 PDF

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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SN-CEN/TS 17765:2022 PDF

Organic and organo-mineral fertilizers - Determination of the biuret content by high-performance liquid chromatography (HPLC)

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SN-CEN/TS 17766:2022 PDF

Organic and organo-mineral fertilizers - Extraction by water for subsequent determination of elements

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SN-CEN/TS 17767:2022 PDF

Organo-mineral fertilizers - Extraction of phosphorus by formic acid

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SN-CEN/TS 17768:2022 PDF

Organic and organo-mineral fertilizers - Digestion by aqua regia for subsequent determination of elements

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SN-CEN/TS 17769:2022 PDF

Organic and organo-mineral fertilizers - Determination of the mercury content

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SN-CEN/TS 17770:2022 PDF

Organic and organo-mineral fertilizers - Determination of the total content of specific elements by ICP-AES after digestion by aqua regia

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