Belarus standards PDF

Paints and varnishes Determination of stone-chip resistance of coatings Part 2: Single-impact test with a guided impact body (ISO 20567-2:2023). Original standard UNE-EN ISO 20567-2-2024 in PDF full version. Additional info + preview on request

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Plastics Test specimens (ISO 20753:2023). Original standard UNE-EN ISO 20753-2024 in PDF full version. Additional info + preview on request

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In vitro diagnostic medical devices. Clinical performance studies using specimens from human subjects. Good study practice. Original standard UNE-EN ISO 20916-2024 in PDF full version. Additional info + preview on request

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Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon - General information, terminology and sample preparation. Original standard UNE-EN ISO 21068-1-2024 in PDF full version. Additional info + preview on request

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Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon. Determination of volatile components, total carbon, free carbon, silicon carbide, total and free silicon, free and surface silica. Original standard UNE-EN ISO 21068-2-2024 in PDF full version. Additional info + preview on request

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Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon - Determination of nitrogen, oxygen and metallic and oxidic constituents. Original standard UNE-EN ISO 21068-3-2024 in PDF full version. Additional info + preview on request

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