CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 63237 | EN ISO 5815-1:2019 | Water quality - Determination of biochemical oxygen demand after n days (BODn) - Part 1: Dilution and seeding method with allylthiourea addition (ISO 5815-1:2019) | Izstrādē |
| 11014 | EN ISO 5961:1995 | Water quality - Determination of cadmium by atomic absorption spectrometry (ISO 5961:1994) | Izstrādē |
| 10964 | EN ISO 6222:1999 | Water quality - Enumeration of culturable micro-organisms - Colony count by inoculation in a nutrient agar culture medium (ISO 6222:1999) | Izstrādē |
| 10952 | EN ISO 6341:1996 | Water quality - Determination of the inhibition of the mobility of Daphnia magna Straus (Cladocera, Crustacea) - Acute toxicity test (ISO 6341:1996) | Atcelts |
| 11124 | EN ISO 6341:1996/AC:1998 | Water quality - Determination of the inhibition of the mobility of Daphnia magna Straus (Cladocera, Crustacea) - Acute toxicity test (ISO 6341:1996) | Atcelts |
| 34595 | EN ISO 6341:2012 | Water quality - Determination of the inhibition of the mobility of Daphnia magna Straus (Cladocera, Crustacea) - Acute toxicity test (ISO 6341:2012) | Izstrādē |
| 11015 | EN ISO 6468:1996 | Water quality - Determination of certain organochlorine insecticides, polychlorinated biphenyls and chlorobenzenes - Gas chromatographic method after liquid-liquid extraction (ISO 6468:1996) | Izstrādē |
| 21805 | EN ISO 6878:2004 | Water quality - Determination of phosphorus - Ammonium molybdate spectrometric method (ISO 6878:2004) | Izstrādē |
| 39697 | EN ISO 7027-1:2016 | Water quality - Determination of turbidity - Part 1: Quantitative methods (ISO 7027-1:2016) | Standarts spēkā |
| 11075 | EN ISO 7027:1999 | Water quality - Determination of turbidity (ISO 7027:1999) | Atcelts |
Displaying 331-340 of 814 results.