CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 34832 | LVS EN 16164:2013 | Water quality - Guidance standard for designing and selecting taxonomic keys | Standarts spēkā |
| 73083 | LVS EN 16479:2023 | Water quality - Performance requirements and conformity test procedures for water monitoring equipment - Automatic sampling devices (samplers) for water and waste water | Standarts spēkā |
| 39822 | LVS EN ISO 13843:2017 | Water quality - Requirements for establishing performance characteristics of quantitative microbiological methods (ISO 13843:2017) | Standarts spēkā |
| 11048 | LVS EN ISO 11734:1998 | Water quality - Evalution of the "ultimate" anaerobic biodegrability of organic compounds in digested sludge - Method by measurement of the biogas production | Standarts spēkā |
| 11071 | LVS EN ISO 9888:2000 | Water quality - Evalution of ultimate aerobic biodegrability of organic compounds in aquenous medium - Static test (Zahn-Wellens method) | Standarts spēkā |
| 11086 | LVS EN ISO 7393-3:2001 | Water quality - Determination of free chlorine and total chlorine - Part 3: Iodometric titration method for the determination of total chlorine | Standarts spēkā |
| 37217 | LVS EN ISO 19250:2013 | Water quality - Detection of Salmonella spp. (ISO 19250:2010) | Standarts spēkā |
| 10958 | LVS EN 25813:2000 | Water quality - Determination og dissolved oxygen - Iodometric method | Standarts spēkā |
| 38684 | LVS EN ISO 11731:2017 | Water quality - Enumeration of Legionella (ISO 11731:2017) | Standarts spēkā |
| 24872 | LVS EN 15460:2008 | Water quality - Guidance standard for the surveying of macrophytes in lakes | Standarts spēkā |
Displaying 181-190 of 841 results.