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Cosmetics Analytical methods Direct determination of traces of mercury in cosmetics by thermal decomposition and atomic absorption spectrometry (mercury analyser) (ISO 23674-2022). Original standard UNE-EN ISO 23674-2023 in PDF full version. Additional info + preview on request

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Automated liquid handling systems. Part 1- Vocabulary and general requirements. Original standard UNE-EN ISO 23783-1-2023 in PDF full version. Additional info + preview on request

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Cosmetics Analytical methods Determination of traces of mercury in cosmetics by atomic absorbtion spectrometry (AAS) cold vapour technology after pressure digestion (ISO 23821-2022). Original standard UNE-EN ISO 23821-2023 in PDF full version. Additional info + preview on request

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Workplace air Chemical agent present as a mixture of airborne particles and vapour Requirements for evaluation of measuring procedures using samplers (ISO 23861-2022). Original standard UNE-EN ISO 23861-2023 in PDF full version. Additional info + preview on request

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Plastics Determination of the aerobic biodegradation of plastic materials exposed to seawater Part 1- Method by analysis of evolved carbon dioxide (ISO 23977-1-2020). Original standard UNE-EN ISO 23977-1-2022 in PDF full version. Additional info + preview on request

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Plastics Determination of the aerobic biodegradation of plastic materials exposed to seawater Part 2- Method by measuring the oxygen demand in closed respirometer (ISO 23977-2-2020). Original standard UNE-EN ISO 23977-2-2022 in PDF full version. Additional info + preview on request

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