KS L ISO 22197-5-2020 Fine ceramics(advanced ceramics, advanced technical ceramics) —Test method for air-purification performance of semiconducting photocatalytic materials — Part 5: Removal of methyl mercaptan
2020KS L ISO 22197-5-2020 Fine ceramics(advanced ceramics, advanced technical ceramics) —Test method for air-purification performance of semiconducting photocatalytic materials — Part 5: Removal of methyl mercaptan