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Water quality. Polonium 210. Test method using alpha spectrometry. Original standard UNE-EN ISO 13161-2020 in PDF full version. Additional info + preview on request

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Water quality. Radon-222. Test method using gamma-ray spectrometry. Original standard UNE-EN ISO 13164-2-2020 in PDF full version. Additional info + preview on request

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Water quality. Radon-222. Test method using emanometry. Original standard UNE-EN ISO 13164-3-2020 in PDF full version. Additional info + preview on request

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Stationary source emissions. Determination of total volatile organic compounds (TVOCs) in waste gases from non-combustion processes. Non-dispersive infrared analyser equipped with catalytic converter. Original standard UNE-EN ISO 13199-2013 in PDF full version. Additional info + preview on request

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Ophthalmic optics. Contact lens care products. Guidelines for determination of shelf-life. Original standard UNE-EN ISO 13212-2014 in PDF full version. Additional info + preview on request

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Geometrical product specifications (GPS). Dimensional measuring equipment; Height gauges. Design and metrological characteristics. Original standard UNE-EN ISO 13225-2012 in PDF full version. Additional info + preview on request

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