Projektu virzības (STK griezumā) https:/www.lvs.lv/projects WI A00008:10:079591. ISO 16890-2:2022 - Air filters for general ventilation — Part 2: Measurement of fractional efficiency and air flow resistance Projekts sasniedzis stadiju 60.60 datumā 29.07.2022. Atbildīgā komiteja: ISO/TC 142/WG 3. ICS: 91.140.30 https:/www.lvs.lv/projects/project/362994 362994 Mon, 14 Oct 2019 10:26:25 +0300 WI A00008:10:079593. ISO 16890-4:2022 - Air filters for general ventilation — Part 4: Conditioning method to determine the minimum fractional test efficiency Projekts sasniedzis stadiju 60.60 datumā 29.07.2022. Atbildīgā komiteja: ISO/TC 142/WG 3. ICS: 91.140.30 https:/www.lvs.lv/projects/project/362992 362992 Mon, 14 Oct 2019 10:26:24 +0300 WI A00008:10:079549. ISO 29462:2022 - Field testing of general ventilation filtration devices and systems for in situ removal efficiency by particle size and resistance to airflow Projekts sasniedzis stadiju 60.60 datumā 29.07.2022. Atbildīgā komiteja: ISO/TC 142/WG 3. ICS: 91.140.30 https:/www.lvs.lv/projects/project/363036 363036 Mon, 14 Oct 2019 10:26:34 +0300 WI A00008:10:079599. ISO/NP 15957 - Test dusts for evaluating air cleaning equipment Projekts sasniedzis stadiju 60.60 datumā 30.08.2022. Atbildīgā komiteja: ISO/TC 142/WG 3. ICS: 91.140.30 https:/www.lvs.lv/projects/project/362986 362986 Mon, 14 Oct 2019 10:26:23 +0300