STM PDF

Heat recovery ventilators and energy recovery ventilators - Testing and calculating methods for performance factor - Part 1- Sensible heating recovery seasonal performance factors of heat recovery ventilators (HRVs). Original standard ISO 5222-1-2025 in PDF full version. Additional info + preview on request

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Leather - Determination of water resistance of flexible leather - Part 1- Repeated linear compression (penetrometer). Original standard ISO 5403-1-2025 in PDF full version. Additional info + preview on request

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Bamboo - based activated carbon - General specifications. Original standard ISO 5946-2022 (2025) in PDF full version. Additional info + preview on request

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Dentistry - Endodontic sealing materials. Original standard ISO 6876-2025 in PDF full version. Additional info + preview on request

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Durum wheat semolina and alimentary pasta - Estimation of cooking quality of alimentary pasta by sensory analysis - Part 1- Reference method. Original standard ISO 7304-1-2025 in PDF full version. Additional info + preview on request

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Lithium - Vocabulary. Original standard ISO 7819-2025 in PDF full version. Additional info + preview on request

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