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Road vehicles. Technical personnel dealing with natural gas vehicles (NGVs). Training and qualification. Original standard BS ISO 23684-2023 in PDF full version. Additional info + preview on request

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Microbeam analysis. Electron probe microanalysis. Quantitative analysis of Mn dendritic segregation in continuously cast steel product. Original standard BS ISO 23692-2021 in PDF full version. Additional info + preview on request

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Determination of the resistance to gas explosions of passive fire protection materials. General requirements. Original standard BS ISO 23693-1-2021 in PDF full version. Additional info + preview on request

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Wrought magnesium and magnesium alloys. Extruded rods/bars and tubes. Original standard BS ISO 23694-2021 in PDF full version. Additional info + preview on request

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Water quality - Determination of ammonium nitrogen in water - Small-scale sealed tube method. Original standard BS ISO 23695-2023 in PDF full version. Additional info + preview on request

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Water quality - Determination of nitrate in water using small-scale sealed tubes - Part 1: Dimethylphenol colour reaction. Original standard BS ISO 23696-1-2023 in PDF full version. Additional info + preview on request

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