LVS/STK/25
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 10380 | LVS ISO 6060:1989 | Water quality - Determination of the chemical oxygen demand | Standarts spēkā |
| 11590 | LVS ISO 14164:2002 | Stationary source emissions - Determination of the volume flowrate of gas streams in ducts - Automated method | Standarts spēkā |
| 11169 | LVS ISO 7875-2:1984 | Water quality - Determination of surfactants - Part 2: Determination of non-ionic surfactants using Dragedorff reagent | Standarts spēkā |
| 11428 | LVS EN ISO 7980:2000 | Water quality - Determination of calcium and magnesium - Atomic absorption spectrometric method | Standarts spēkā |
| 11393 | LVS EN 1484:2000 | Water analysis - Guidelines for the determination of total organic carbon (TOC) and dissolved organic carbon (DOC) | Standarts spēkā |
| 11243 | LVS ISO 7875-1:1996 | Water quality - Determination of surfactants - Part 1: Determination of anionic surfactants by measurement of the methylene blue index (MBAS) | Standarts spēkā |
| 11549 | LVS ISO 11632:2001 | Stationary source emissions - Determination of mass concentration of sulfur dioxide - Ion chromatography method | Standarts spēkā |
| 11907 | LVS EN ISO 15587-2:2005 A/L | Water quality - Digestion for the determination of selected elements in water - Part 2: Nitric acid digestion | Standarts spēkā |
| 11906 | LVS EN ISO 15587-1:2005 A/L | Water quality - Digestion for the determination of selected elements in water - Part 1: Aqua regia digestion | Standarts spēkā |
| 10474 | LVS ISO 6767:2001 | Ambient air - Determination of the mass concentration of sulfur dioxide - Tetrachloromercurate (TCM)/pararosaniline method | Standarts spēkā |
Displaying 131-140 of 177 results.