DIN ISO 23139:2022-10 Biological equipment for treating air and other gases - Application guidance for deodorization in wastewater treatment plants (ISO/DIS 23139:2022); Text in German and English / Note: Date of issue 2022-08-26
2022DIN ISO 23139:2022-10 Biological equipment for treating air and other gases - Application guidance for deodorization in wastewater treatment plants (ISO/DIS 23139:2022); Text in German and English / Note: Date of issue 2022-08-26