Registration number (WIID)Project No.TitleStatus
11450LVS ISO 5667-6:2000 LWater quality - Sampling - Part 6: Guidance on sampling of rivers and streamsAtcelts
11452LVS ISO 5667-4:2000 LWater quality - Sampling - Part 4: Guidance on sampling from lakes, natural and man-madeAtcelts
11499LVS EN ISO 9963-2:2001 LWater quality - Determination of alkalinity - Part 2: Determination of carbonate alkalinityStandarts spēkā
11510LVS 339:2001Water quality - Determination of nitrite - Manual cadmium reduction methodStandarts spēkā
11511LVS 340:2001Water quality - Determination of nitrogen - Manual method using oxidative digestion with peroxodisulfate and cadmium reductionStandarts spēkā
11516LVS ISO 13964:2001Air quality - Determination of ozone in ambient air - Ultraviolet photometric methodStandarts spēkā
11547LVS ISO 8756:2001 LAir quality - Handling of temperature, pressure and humidity dataStandarts spēkā
11548LVS ISO 12884:2001Ambient air - Determination of total (gas- and particle-phase) polycyclic aromatic hydrocarbons - Collection on sorbent-backed filters with gas chromatographic/mass spectrometric analysesStandarts spēkā
11549LVS ISO 11632:2001Stationary source emissions - Determination of mass concentration of sulfur dioxide - Ion chromatography methodStandarts spēkā
11588LVS 346:2001Soil quality - Determination of mercury by cold vapour atomic absorption spectrometryAtcelts
Displaying 81-90 of 177 results.