CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 41073 | LVS EN ISO 9698:2015 | Water quality - Determination of tritium activity concentration - Liquid scintillation counting method (ISO 9698:2010) | Atcelts |
| 67629 | LVS EN ISO 9697:2019 | Water quality - Gross beta activity - Test method using thick source (ISO 9697:2018) | 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 |
| 59145 | LVS EN ISO 9696:2018 | Water quality - Gross alpha activity - Test method using thick source (ISO 9696:2017) | Standarts spēkā |
| 21807 | LVS EN ISO 9562:2005 | Water quality - Determination of adsorbable organically bound halogens (AOX) | Standarts spēkā |
| 20965 | LVS EN ISO 9509:2006 | Water quality - Toxicity test for assessing the inhibition of nitrification of activated sludge microorganisms | Standarts spēkā |
| 11009 | LVS EN ISO 9509:2003 | Water quality - Method for assessing the inhibition of nitrification of activated sludge micro-organisms by chemicals and waste water | Atcelts |
| 11070 | LVS EN ISO 9439:2003 | Water quality - Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium - Carbon dioxide evolution test | Standarts spēkā |
| 11069 | LVS EN ISO 9408:2000 | Water quality - Evalution of ultimate aerobic biodegrability of organic compounds in aquenous medium by determination of oxygen demand in a closed respirometer | Standarts spēkā |
| 10979 | LVS EN ISO 9391:1995 A | Water quality - Sampling in deep waters for macro-invertebrates - Guidance on the use of colonization, qualitative and quantitative samplers | Atcelts |
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