ISO 22197-4:2021
精细陶瓷(高级陶瓷、高级工艺陶瓷). 半导体光催化材料空气净化性能的试验方法. 第5部分: 甲醛的清除
Fine ceramics (advanced ceramics, advanced technical ceramics) - Test method for air-purification performance of semiconducting photocatalytic materials - Part 4: Removal of formaldehyde