CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 11049 | LVS EN ISO 11733:1998 | Water quality - Evalution of the elimination and biodegradability of organic compouds in an aquenous medium - Activated sludge simulation test | Atcelts |
| 11049 | EN ISO 11733:1998 | Water quality - Evaluation of the elimination and biodegradability of organic compounds in an aqueous medium - Activated sludge simulation test (ISO 11733:1995) | Atcelts |
| 11048 | EN ISO 11734:1998 | Water quality - Evaluation of the "ultimate" anaerobic biodegradability of organic compounds in digested sludge - Method by measurement of the biogas production (ISO 11734:1995) | Izstrādē |
| 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 |
| 11047 | LVS EN ISO 9963-2:1995 A | Water quality - Determination of alkalinity - Part 2: Determination of carbonate alkalinity | Standarts spēkā |
| 11047 | EN ISO 9963-2:1995 | Water quality - Determination of alkalinity - Part 2: Determination of carbonate alkalinity (ISO 9963-2:1994) | Izstrādē |
| 11046 | LVS EN ISO 9308-3:2006 +AC L | 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 |
| 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 |
| 11046 | EN ISO 9308-3:1998 | Water quality - Detection and enumeration of Escherichia coli and coliform bacteria in surface and wastewater - Part 3: Miniaturized method (Most Probable Number) by inoculation in liquid medium (ISO 9308-3:1998) | Izstrādē |
| 11045 | EN ISO 8689-1:2000 | Water quality - Biological classification of rivers - Part 1: Guidance on the interpretation of biological quality data from surveys of benthic macroinvertebrates (ISO 8689-1:2000) | Izstrādē |
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