STM PDF

Air filters for general ventilation - Part 4- Conditioning method to determine the minimum fractional test efficiency. Original standard ISO 16890-4-2022 in PDF full version. Additional info + preview on request

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Test methods for evaluating degradation of characteristics of cleanable filter media. Original standard ISO 16891-2016 in PDF full version. Additional info + preview on request

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Wood-based panels - Particleboard. Original standard ISO 16893-2016 in PDF full version. Additional info + preview on request

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Wood-based panels - Oriented strand board (OSB) - Definitions, classification and specifications. Original standard ISO 16894-2009 in PDF full version. Additional info + preview on request

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Wood-based panels - Dry-process fibreboard. Original standard ISO 16895-2016 in PDF full version. Additional info + preview on request

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Sodium and potassium silicates for industrial use - Determination of silica content - Gravimetric method by insolubilization. Original standard ISO 1690-1976 in PDF full version. Additional info + preview on request

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