LVS/STK/25
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 11920 | LVS EN ISO 6878:2005 A/L | Water quality - Determination of phosphorus - Ammonium molybdate spectrometric method | Standarts spēkā |
| 11916 | LVS EN ISO 5961:2005 L | Water quality - Determination of cadmium by atomic absorption spectrometry | Standarts spēkā |
| 11832 | LVS EN ISO 8689-2:2004 A/L | Water quality - Biological classification of rivers - Part 2: Guidance on the presentation of biological quality data from surveys of benthic macroinvertebrates | Standarts spēkā |
| 10987 | LVS ISO 7996:2001 | Ambient air - Determination of the mass concentration of nitrogen oxides - Chemiluminescence method | Standarts spēkā |
| 10934 | LVS ISO 5664:2004 L /NAC:2007 | Water quality; Determination of ammonium; Distillation and titration method | Standarts spēkā |
| 10529 | LVS EN ISO 13395:2004 A/L | Water quality - Determination of nitritenitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection | Standarts spēkā |
| 11549 | LVS ISO 11632:2001 | Stationary source emissions - Determination of mass concentration of sulfur dioxide - Ion chromatography method | Standarts spēkā |
| 11548 | LVS ISO 12884:2001 | Ambient air - Determination of total (gas- and particle-phase) polycyclic aromatic hydrocarbons - Collection on sorbent-backed filters with gas chromatographic/mass spectrometric analyses | Standarts spēkā |
| 11152 | LVS ISO 6777:1984 | Water quality - Determination of nitrite - Molecular absorption spectrometric method | Standarts spēkā |
| 10420 | LVS 240:1999 | Water quality - Operative evalution biological quality of small sream by saprobity index of macrozoobenthos community | Standarts spēkā |
Displaying 141-150 of 177 results.