Registration number (WIID)Project No.TitleStatus
14840ISO 7890-1:1986Water quality Determination of nitrateAtcelts
14840ISO 7890-1:1986Water quality — Determination of nitrate — Part 1: 2,6-Dimethylphenol spectrometric methodAtcelts
14841ISO 7890-2:1986Water quality Determination of nitrateAtcelts
14841ISO 7890-2:1986Water quality — Determination of nitrate — Part 2: 4-Fluorophenol spectrometric method after distillationAtcelts
14842ISO 7890-3:1988Water quality — Determination of nitrate — Part 3: Spectrometric method using sulfosalicylic acidStandarts spēkā
14842ISO 7890-3:1988Water quality — Determination of nitrate — Part 3: Spectrometric method using sulfosalicylic acidStandarts spēkā
14972ISO 7980:1986Water quality — Determination of calcium and magnesium — Atomic absorption spectrometric methodStandarts spēkā
33883ISO 7981-1:2005Water quality — Determination of polycyclic aromatic hydrocarbons (PAH) — Part 1: Determination of six PAH by high-performance thin-layer chromatography with fluorescence detection after liquid-liquid extractionAtcelts
33884ISO 7981-2:2005Water quality — Determination of polycyclic aromatic hydrocarbons (PAH) — Part 2: Determination of six PAH by high-performance liquid chromatography with fluorescence detection after liquid-liquid extractionAtcelts
15249ISO 8165-1:1992Water quality — Determination of selected monovalent phenols — Part 1: Gas-chromatographic method after enrichment by extractionStandarts spēkā
Displaying 201-210 of 346 results.