CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 11046 | LVS EN ISO 9308-3:1998 A | Water quality - Detection and enumeration of Escherichia coli and coliform bacteria in surface and waste water - Part 3: Miniaturized method (Most probable number) by inoculation in liquid medium | Standarts spēkā |
| 10959 | LVS EN 26595:2000 | Water quality - Determination of total arsenic - Silver diethydithiocarbamate spectrometric method | Standarts spēkā |
| 35959 | LVS EN ISO 17994:2014 | Water quality - Requirements for the comparison of the relative recovery of microorganisms by two quantitative methods (ISO 17994:2014) | 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 |
| 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 |
| 11041 | LVS EN ISO 10304-3:1997 | Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 3: Determination of chromate, iodide, sulfite, thiocyanate and thiosulfate | Standarts spēkā |
| 11047 | LVS EN ISO 9963-2:1995 A | Water quality - Determination of alkalinity - Part 2: Determination of carbonate alkalinity | Standarts spēkā |
| 10992 | LVS EN ISO 8467:1995 A | Water quality - Determination of permanganate index | Standarts spēkā |
| 10999 | LVS EN ISO 7899-1:1998 A | Water quality - Detection and enumeration of intestinal enterococci in surface and waste water - Part 1: Miniaturized method (Most Probable Number) by inoculation in liquid medium | Standarts spēkā |
| 11036 | LVS EN ISO 7346-1:2000 | Water quality - Determination of acute lethal toxicity of substances to a freshwater fish (Brachydanio rerio - Hamilton - Buchanan (Teleostei, Cyprinidae)] - Part 1: Static method | Standarts spēkā |
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