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Tobacco and tobacco products. Determination of tobacco-specific nitrosamines in tobacco products. Method using LC-MS/MS. Original standard BS ISO 21766-2021 in PDF full version. Additional info + preview on request

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Cylindrical involute gears and gear pairs - Concepts and geometry. Original standard BS ISO 21771-1-2024 in PDF full version. Additional info + preview on request

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Methods of test and characterization of performance for energy recovery components. Original standard BS ISO 21773-2021 in PDF full version. Additional info + preview on request

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Road vehicles. Supply voltage of 48 V. Electrical requirements and tests. Original standard BS ISO 21780-2020 in PDF full version. Additional info + preview on request

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Electrically propelled road vehicles. Test specification for electric propulsion components - General test conditions and definitions. Original standard BS ISO 21782-1-2023 in PDF full version. Additional info + preview on request

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Electrically propelled road vehicles. Test specification for electric propulsion components. Performance testing of the motor system. Original standard BS ISO 21782-2-2019 in PDF full version. Additional info + preview on request

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