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Water quality. Enumeration of Legionella. Original standard BS EN ISO 11731-2017 in PDF full version. Additional info + preview on request
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Water quality. Determination of ammonium nitrogen. Method by flow analysis (CFA and FIA) and spectrometric detection. Original standard BS EN ISO 11732-2005 (BS 6068-2.93-2005) in PDF full version. Additional info + preview on request
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Water quality. Determination of the elimination and biodegradability of organic compounds in an aqueous medium. Activated sludge simulation test. Original standard BS EN ISO 11733-2004 (2008) in PDF full version. Additional info + preview on request
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Water quality. Evaluation of the 'ultimate' anaerobic biodegradability of organic compounds in digested sludge. Method by measurement of the biogas production. Original standard BS EN ISO 11734-1999 (2008) BS 6068-5.21-1996 in PDF full version. Additional info + preview on request
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Sterilization of health care products. Microbiological methods - Determination of a population of microorganisms on products. Original standard BS EN ISO 11737-1-2018 + A1-2021 in PDF full version. Additional info + preview on request
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Sterilization of health care products. Microbiological methods - Tests of sterility performed in the definition, validation and maintenance of a sterilization process. Original standard BS EN ISO 11737-2-2020 in PDF full version. Additional info + preview on request
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