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Pigments and extenders - Methods of assessment of dispersion characteristics - Part 2- Assessment from the change in fineness of grind. Original standard UNE-EN ISO 8781-2-1996 in PDF full version. Additional info + preview on request

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Pigments and extenders - Methods of assessment of dispersion characteristics - Part 3- Assessment from the change in gloss. Original standard UNE-EN ISO 8781-3-1996 in PDF full version. Additional info + preview on request

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Elastomeric parts for parenterals and for devices for pharmaceutical use - Identification and characterization. Original standard UNE-EN ISO 8871-2-2020 in PDF full version. Additional info + preview on request

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Milk and milk products. Determination of nitrogen content - Kjeldahl principle and crude protein calculation. Original standard UNE-EN ISO 8968-1-2014 in PDF full version. Additional info + preview on request

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Milk and milk products. Determination of nitrogen content - Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method). Original standard UNE-EN ISO 8968-4-2016 in PDF full version. Additional info + preview on request

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Timber structures. Testing of joints made with mechanical fasteners. Requirements for timber density. Original standard UNE-EN ISO 8970-2020 in PDF full version. Additional info + preview on request

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