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Leather. Tests for colour fastness. Colour fastness to crocking. Original standard UNE-EN ISO 20433-2024 in PDF full version. Additional info + preview on request

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Footwear. Identification of defects during visual inspection. Vocabulary. Original standard UNE-EN ISO 20537-2025 in PDF full version. Additional info + preview on request

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Amendment 1 - Petroleum products - Determination of sulfur content of automotive fuels - Wavelength-dispersive X-ray fluorescence spectrometry - Amendment 1- Addition of the SSD detector to the Monochromatic excitation part of Table 1. Original standard UNE-EN ISO 20884-2020 A1-2022 in PDF full version. Additional info + preview on request

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Light conveyor belts. List of equivalent terms. Original standard UNE-EN ISO 21183-2-2018 in PDF full version. Additional info + preview on request

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Geometrical product specifications (GPS). Transition specification. Original standard UNE-EN ISO 21204-2020 in PDF full version. Additional info + preview on request

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Soil quality. Leaching procedures for subsequent chemical and ecotoxicological testing of soil and soil-like materials. Batch test using a liquid to solid ratio of 2 l/kg dry matter. Original standard UNE-EN ISO 21268-1-2019 in PDF full version. Additional info + preview on request

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