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sklademVydáno: 2021-08-05
BS ISO 22197-4:2021 - TC
Tracked Changes. Fine ceramics (advanced ceramics, advanced technical ceramics). Test method for air-purification performance of semiconducting photocatalytic materials Removal of formaldehyde
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| Označení normy: | BS ISO 22197-4:2021 - TC |
| Počet stran: | 40 |
| Vydáno: | 2021-08-05 |
| ISBN: | 978 0 539 18756 4 |
| Status: | Tracked Changes |
Popis
BS ISO 22197-4:2021 - TC
This standard BS ISO 22197-4:2021 - TC Tracked Changes. Fine ceramics (advanced ceramics, advanced technical ceramics). Test method for air-purification performance of semiconducting photocatalytic materials is classified in these ICS categories:
- 81.060.30 Advanced ceramics