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Provision of services Part 2- Services contracts Guidance for the design, content and structure of contracts. Original standard UNE-EN 17371-2-2022 in PDF full version. Additional info + preview on request

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Animal feeding stuffs- Methods of sampling and analysis. Determination of gossypol in cotton seed and feeding stuff by LC-MS/MS. Original standard UNE-EN 17504-2022 in PDF full version. Additional info + preview on request

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Earthworks Geotechnical laboratory tests Part 1- Degradability test standard. Original standard UNE-EN 17542-1-2023 in PDF full version. Additional info + preview on request

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Earthworks Geotechnical laboratory tests Part 2- Fragmentability test standard. Original standard UNE-EN 17542-2-2023 in PDF full version. Additional info + preview on request

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Earthworks Geotechnical laboratory tests Part 3- Methylene blue value VBS on soils and rocks. Original standard UNE-EN 17542-3-2023 in PDF full version. Additional info + preview on request

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Animal feeding stuffs- Methods of sampling and analysis. Determination of vitamin A, E and D content. Method using solid phase extraction (SPE) clean-up and highperformance liquid chromatography (HPLC). Original standard UNE-EN 17547-2022 in PDF full version. Additional info + preview on request

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