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21/30425873 DC

M00000288

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05 January 2021 BS ISO 22197-4. Fine ceramics (advanced ceramics, advanced technical ceramics). Test method for air-purification performance of semiconducting photocatalytic materials. Part 4. Removal of formaldehyde

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Semiconductors, Performance, Special ceramics, Toluene, Pollutant gases, Catalysts, Ceramics, Air cleaning equipment, Air filters, Determination of content, Sheet materials, Photochemical reactions, Air purification