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Organic and organo-mineral fertilizers - Determination of the nitrogen content. Original standard UNE-CEN TS 17771-2022 in PDF full version. Additional info + preview on request

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Organic and organo-mineral fertilizers - Determination of the dry matter content. Original standard UNE-CEN TS 17773-2022 in PDF full version. Additional info + preview on request

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Organic and organo-mineral fertilizers - Determination of the content of specific elements by ICP-AES after extraction by water. Original standard UNE-CEN TS 17774-2022 in PDF full version. Additional info + preview on request

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Organic and organo-mineral fertilizers - Determination of the inorganic arsenic content. Original standard UNE-CEN TS 17775-2022 in PDF full version. Additional info + preview on request

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Organic and organo-mineral fertilizers - Determination of the total organic carbon (TOC) content by dry combustion. Original standard UNE-CEN TS 17776-2022 in PDF full version. Additional info + preview on request

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Organic and organo-mineral fertilizers - Determination of the chromium (VI) content by chromotography. Original standard UNE-CEN TS 17778-2022 in PDF full version. Additional info + preview on request

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