ISO/TC 190/SC 3
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 54709 | ISO 14388-2:2014 | Soil quality — Acid-base accounting procedure for acid sulfate soils — Part 2: Chromium reducible sulfur (CRS) methodology | Standarts spēkā |
| 19241 | ISO 11263:1994 | Soil quality — Determination of phosphorus — Spectrometric determination of phosphorus soluble in sodium hydrogen carbonate solution | Standarts spēkā |
| 19029 | ISO 11048:1995 | Soil quality — Determination of water-soluble and acid-soluble sulfate | Standarts spēkā |
| 23117 | ISO 13878:1998 | Soil quality — Determination of total nitrogen content by dry combustion ("elemental analysis") | Standarts spēkā |
| 68257 | ISO 11508:2017 | Soil quality — Determination of particle density | Standarts spēkā |
| 75441 | ISO 54321:2020 | Soil, treated biowaste, sludge and waste — Digestion of aqua regia soluble fractions of elements | Standarts spēkā |
| 67406 | ISO 20244:2018 | Soil quality — Screening method for water content — Determination by refractometry | Standarts spēkā |
| 39937 | ISO 16703:2004 | Soil quality — Determination of content of hydrocarbon in the range C10 to C40 by gas chromatography | Standarts spēkā |
| 75243 | ISO 10390:2021 | Soil, treated biowaste and sludge – Determination of pH | Standarts spēkā |
| 83962 | ISO 11271:2022 | Soil quality — Determination of redox potential — Field method | Standarts spēkā |
Displaying 51-60 of 169 results.