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Explosive atmospheres - Part 20-2- Material characteristics - Combustible dusts test methods. Original standard ISO IEC 80079-20-2-2016 in PDF full version. Additional info + preview on request

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Explosive atmospheres - Part 20-2- Material characteristics - Combustible dusts test methods - Technical Corrigendum 1. Original standard ISO IEC 80079-20-2-2016 cor1-2017 in PDF full version. Additional info + preview on request

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Explosive atmospheres - Part 34- Application of quality management systems for Ex Product manufacture. Original standard ISO IEC 80079-34-2018 in PDF full version. Additional info + preview on request

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Explosive atmospheres - Part 38- Equipment and components in explosive atmospheres in underground mines. Original standard ISO IEC 80079-38-2016 in PDF full version. Additional info + preview on request

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Explosive atmospheres - Part 49- Flame arresters - Performance requirements, test methods and limits for use. Original standard ISO IEC 80079-49-2024 in PDF full version. Additional info + preview on request

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Information technology - Open systems interconnection - Transport service definition. Original standard ISO IEC 8072-1996 in PDF full version. Additional info + preview on request

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