LVS/STK/25
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 10442 | LVS EN ISO 8467:2000 L | Water quality - Determination of permanganate index | Standarts spēkā |
| 10395 | LVS EN 1899-2:1998 | Water quality - Determination of biochemical oxygen demand after n days (BOD n ) - Part 2: Method for undiluted samples (ISO 5815:1989, modified) | Standarts spēkā |
| 10470 | LVS ISO 10849:2001 | Stationary source emissions - Determination of the mass concentration of nitrogen oxides - Performance characteristics of automated measuring systems | Standarts spēkā |
| 10461 | LVS EN ISO 9963-1:2001 L | Water quality - Determination of alkalinity - Part 1: Determination of total and composite alkalinity | Standarts spēkā |
| 10429 | LVS ISO 9964-3:2000 L | Water quality - Determination of sodium and potassium - Part 3: Determination of sodium and potassium by flame emission spectrometry | Standarts spēkā |
| 10418 | LVS ISO 6059:1984 | Water quality - Determination of the sum of calcium and magnesium - EDTA titrimetric method | Standarts spēkā |
| 11516 | LVS ISO 13964:2001 | Air quality - Determination of ozone in ambient air - Ultraviolet photometric method | Standarts spēkā |
| 10618 | LVS ISO 10694:2006 L | Soil quality - Determination of organic and total carbon after dry combustion (elementary analysis) | Standarts spēkā |
| 10617 | LVS ISO 5725-5:2006 +AC A/L | Accuracy (trueness and precision) of measurement methods and results - Part 5: Alternative methods for the determination of the precision of a standard measurement method | Standarts spēkā |
| 10598 | LVS ISO 14256-2:2006 | Soil quality - Determination of nitrate, nitrite and ammonium in field-moist soils by extraction with potassium chloride solution - Part 2: Automated method with segmented flow analysis | Standarts spēkā |
Displaying 151-160 of 177 results.