CEN/TC 230
| Reģistrācijas numurs (WIID) | Projekta Nr. | Nosaukums | Statuss |
|---|---|---|---|
| 11086 | EN ISO 7393-3:2000 | Wasserbeschaffenheit - Bestimmung von freiem Chlor und Gesamtchlor - Teil 3: Iodometrisches Verfahren zur Bestimmung von Gesamtchlor (ISO 7393-3:1990) | Izstrādē |
| 41270 | EN ISO 7393-2:2018 | Wasserbeschaffenheit - Bestimmung von freiem Chlor und Gesamtchlor - Teil 2: Kolorimetrisches Verfahren mit N,N-Diethyl-1,4-Phenylendiamin für Routinekontrollen (ISO 7393-2:2017) | Izstrādē |
| 11085 | EN ISO 7393-2:2000 | Wasserbeschaffenheit - Bestimmung von freiem Chlor und Gesamtchlor - Teil 2: Kolorimetrisches Verfahren mit N, N-Diethyl-1, 4-Phenylendiam für Routinekontrollen (ISO 7393-2:1985) | Atcelts |
| 11084 | EN ISO 7393-1:2000 | Water quality - Determination of free chlorine and total chlorine - Part 1: Titrimetric method using N, N-diethyl-1,4-phenylenediamine (ISO 7393-1:1985) | Izstrādē |
| 11038 | EN ISO 7346-3:1997 | Water quality - Determination of the acute lethal toxicity of substances to a freshwater fish (Brachydanio rerio Hamilton-Buchanan (Teleostei, Cyprinidae)) - Part 3: Flow-through method (ISO 7346-3:1996) | Izstrādē |
| 11037 | EN ISO 7346-2:1997 | Water quality - Determination of the acute lethal toxicity of substances to a freshwater fish (Brachydanio rerio Hamilton-Buchanan (Teleostei, Cyprinidae)) - Part 2: Semi-static method (ISO 7346-2:1996) | Izstrādē |
| 11036 | EN ISO 7346-1:1997 | Water quality - Determination of the acute lethal toxicity of substances to a freshwater fish (Brachydanio rerio Hamilton-Buchanan (Teleostei, Cyprinidae)) - Part 1: Static method (ISO 7346-1:1996) | Izstrādē |
| 63219 | EN ISO 7027-2:2019 | Water quality - Determination of turbidity - Part 2: Semi-quantitative methods for the assessment of transparency of waters (ISO 7027-2:2019) | Izstrādē |
| 11075 | EN ISO 7027:1999 | Wasserbeschaffenheit - Bestimmung der Trübung (ISO 7027:1990) | Atcelts |
| 39697 | EN ISO 7027-1:2016 | Water quality - Determination of turbidity - Part 1: Quantitative methods (ISO 7027-1:2016) | Standarts spēkā |
Attēlo no 461. līdz 470. no pavisam 792 ieraksta(-iem).