11/30199652 DC 标准详情
- 标准号:11/30199652 DC
- 中文标题:
- 英文标题: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
- 标准类别:标准草案
- 发布日期: