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Textiles. Quantitative microscopical analysis. General principles of testing. Original standard BS EN ISO 20705-2020 in PDF full version. Additional info + preview on request

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Textiles. Qualitative and quantitative analysis of some bast fibres (flax, hemp, ramie) and their blends. Fibre identification using microscopy methods. Original standard BS EN ISO 20706-1-2019 (2020) in PDF full version. Additional info + preview on request

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E-liquid. Determination of nicotine, propylene glycol and glycerol in liquids used in electronic nicotine delivery devices. Gas chromatographic method. Original standard BS EN ISO 20714-2021 in PDF full version. Additional info + preview on request

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Corrosion of metal and alloys. Determination of resistance of magnesium alloys to stress corrosion cracking. Original standard BS EN ISO 20728-2018 in PDF full version. Additional info + preview on request

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Textiles. Determination of antibacterial activity of textile products. Original standard BS EN ISO 20743-2021 in PDF full version. Additional info + preview on request

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Dentistry. Pre-capsulated dental amalgam. Original standard BS EN ISO 20749-2023 in PDF full version. Additional info + preview on request

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