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Fans. Efficiency classification for fans. General requirements. Original standard BS ISO 12759-1-2023 in PDF full version. Additional info + preview on request

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Fans. Efficiency classification for fans. Calculation of the fan energy index. Original standard BS ISO 12759-6-2024 in PDF full version. Additional info + preview on request

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Measurement of fluid flow in closed conduits. Flowrate measurement by means of vortex shedding flowmeters inserted in circular cross-section conduits running full. Original standard BS ISO 12764-2017 in PDF full version. Additional info + preview on request

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Plastics laboratory ware. Disposable serological pipettes. Original standard BS ISO 12771-1997 (1999) in PDF full version. Additional info + preview on request

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Laboratory glassware. Disposable microhaematocrit capillary tubes. Original standard BS ISO 12772-1997 (1999) in PDF full version. Additional info + preview on request

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Pallets. Slip sheets. Original standard BS ISO 12776-2008 in PDF full version. Additional info + preview on request

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