STM PDF

Aircraft - Fire-resisting electrical cables - Methods of test. Original standard ISO 2156-1974 in PDF full version. Additional info + preview on request

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Styrene-butadiene rubber (SBR) - Determination of the microstructure of solution-polymerized SBR - Part 1- 1H-NMR and IR with cast-film method. Original standard ISO 21561-1-2015 in PDF full version. Additional info + preview on request

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Styrene-butadiene rubber (SBR) - Determination of the microstructure of solution-polymerized SBR - Part 2- Fourier transform infrared spectrometry (FTIR) with attenuated total reflection (ATR) method. Original standard ISO 21561-2-2024 in PDF full version. Additional info + preview on request

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Ships and marine technology - Bunker fuel mass flow meters on receiving vessel - Requirements. Original standard ISO 21562-2020 in PDF full version. Additional info + preview on request

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Dentistry - Hydrocolloid impression materials. Original standard ISO 21563-2021 in PDF full version. Additional info + preview on request

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Health informatics - Terminology resource map quality measures and requirements (MapQual). Original standard ISO 21564-2025 in PDF full version. Additional info + preview on request

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