CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 20965 | LVS EN ISO 9509:2006 | Water quality - Toxicity test for assessing the inhibition of nitrification of activated sludge microorganisms | Standarts spēkā |
| 21807 | LVS EN ISO 9562:2005 | Water quality - Determination of adsorbable organically bound halogens (AOX) | Standarts spēkā |
| 59145 | LVS EN ISO 9696:2018 | Water quality - Gross alpha activity - Test method using thick source (ISO 9696:2017) | Standarts spēkā |
| 59146 | LVS EN ISO 9697:2017 | Water quality - Gross beta activity in non-saline water - Test method using thick source (ISO 9697:2015) | Atcelts |
| 67629 | LVS EN ISO 9697:2019 | Water quality - Gross beta activity - Test method using thick source (ISO 9697:2018) | Standarts spēkā |
| 41073 | LVS EN ISO 9698:2015 | Water quality - Determination of tritium activity concentration - Liquid scintillation counting method (ISO 9698:2010) | Atcelts |
| 63552 | LVS EN ISO 9698:2019 | Water quality - Tritium - Test method using liquid scintillation counting (ISO 9698:2019) | Standarts spēkā |
| 10976 | LVS EN ISO 9887:2000 | Water quality - Evalution of the aerobic biodegrability of organic compounds in an aquenous medium by the semi-continuous activated sludge method | 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 |
| 10993 | LVS EN ISO 9963-1:1995 A | Water quality - Determination of alkalinity - Part 1: Determination of total and composite alkalinity | Standarts spēkā |
Displaying 711-720 of 800 results.