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Medical electrical equipment - Particular requirements for basic safety and essential performance of respiratory humidifying equipment. Original standard UNE-EN ISO 80601-2-74-2021 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN ISO 80601-2-74-2026

Medical electrical equipment - Particular requirements for the basic safety and essential performance of cerebral tissue oximeter equipment. Original standard UNE-EN ISO 80601-2-85-2021 in PDF full version. Additional info + preview on request

Document status: Active

Medical electrical equipment - Particular requirements for basic safety and essential performance of high-frequency ventilators. Original standard UNE-EN ISO 80601-2-87-2021 in PDF full version. Additional info + preview on request

Document status: Active

Medical electrical equipment - Particular requirements for basic safety and essential performance of respiratory high-flow therapy equipment. Original standard UNE-EN ISO 80601-2-90-2021 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN ISO 80601-2-90-2026

Amendment 1 - Petroleum measurement systems - Calibration - Volumetric measures, proving tanks and field measures (including formulae for properties of liquids and materials) - Amendment 1- Correction of two typographical errors. Original standard UNE-EN ISO 8222-2021 A1-2022 in PDF full version. Additional info + preview on request

Document status: Active

Acoustics. Audiometric test methods - Speech audiometry. Original standard UNE-EN ISO 8253-3-2022 in PDF full version. Additional info + preview on request

Document status: Active