NF B44-101-4-2013
细陶瓷 (现代陶瓷, 高级工业陶瓷) - 半导体光催化材料空气净化性能的试验方法 - 第4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