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Dentistry. Polymer-based die materials. Original standard BS EN ISO 14233-2003 in PDF full version. Additional info + preview on request

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Soil quality. Biological methods. Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes. Original standard BS EN ISO 14238-2013 in PDF full version. Additional info + preview on request

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Soil quality. Laboratory incubation systems for measuring the mineralization of organic chemicals in soil under aerobic conditions. Original standard BS EN ISO 14239-2020 in PDF full version. Additional info + preview on request

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Soil quality. Determination of soil microbial biomass. Substrate-induced respiration method. Original standard BS EN ISO 14240-1-2011 in PDF full version. Additional info + preview on request

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Soil quality. Determination of soil microbial biomass. Fumigation-extraction method. Original standard BS EN ISO 14240-2-2011 in PDF full version. Additional info + preview on request

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Oilseed meals. Determination of soluble proteins in potassium hydroxide solution. Original standard BS EN ISO 14244-2016 in PDF full version. Additional info + preview on request

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