KS L ISO 22197-4-2020 精細陶瓷(高級陶瓷 高級技術陶瓷) - 半導體光催化材料的空氣凈化性能測試方法 - 第4部分:去除甲醛
Fine ceramics(advanced ceramics, advanced technical ceramics) —Test method for air-purification performance of semiconducting photocatalytic materials — Part 4: Removal of formaldehyde