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21/30425873 DC | 28 Dec 2020 | BSI Knowledge
Standard
Withdrawn
21/30425873 DC
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
Published:
28 Dec 2020
•
Withdrawn:
29 Jul 2021
Overview
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References
History
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Product Details
Descriptors
Catalysts
Air cleaning equipment
Determination of content
Pollutant gases
Air purification
Performance
Special ceramics
Air filters
Semiconductors
Sheet materials
Toluene
Photochemical reactions
Ceramics
ICS Codes
81.060.30 Advanced ceramics
Committee
RPI/13
International relationships
Identical to:
ISO/DIS 22197-4
ISBN
—
Publisher
BSI