CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 58435 | LVS EN ISO 15681-2:2019 | Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 2: Method by continuous flow analysis (CFA) (ISO 15681-2:2018) | Standarts spēkā |
| 11037 | LVS EN ISO 7346-2:2000 | Water quality - Determination of acute lethal toxicity of substances to a freshwater fish (Brachydanio rerio - Hamilton - Buchanan (Teleostei, Cyprinidae)] - Part 2: Semi-static method | Standarts spēkā |
| 10983 | LVS EN 27888:1993 | Water quality - Determination of electrical conductivity | Standarts spēkā |
| 67529 | LVS EN ISO 22515:2021 | Water quality - Iron-55 - Test method using liquid scintillation counting (ISO 22515:2021) | Standarts spēkā |
| 34749 | LVS CEN/TS 16692:2015 | Water quality - Determination of tributyltin (TBT) in whole water samples - Method using solid phase extraction (SPE) with SPE disks and gas chromatography with triple quadrupole mass spectrometry | Standarts spēkā |
| 39822 | LVS EN ISO 13843:2017 | Water quality - Requirements for establishing performance characteristics of quantitative microbiological methods (ISO 13843:2017) | Standarts spēkā |
| 63554 | LVS EN ISO 11704:2019 | Water quality - Gross alpha and gross beta activity - Test method using liquid scintillation counting (ISO 11704:2018) | 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 |
| 34595 | LVS EN ISO 6341:2013 | Water quality - Determination of the inhibition of the mobility of Daphnia magna Straus (Cladocera, Crustacea) - Acute toxicity test (ISO 6341:2012) | Standarts spēkā |
| 30865 | LVS EN ISO 11348-1:2009 | Water quality - Determination of the inhibitory effect of water samples on the light emission of Vibrio fischeri (Luminescent bacteria test) - Part 1: Method using freshly prepared bacteria (ISO 11348-1:2007) | Standarts spēkā |
Displaying 211-220 of 831 results.