Registration number (WIID)Project No.TitleStatus
13273ISO 6777:1984Water quality — Determination of nitrite — Molecular absorption spectrometric methodStandarts spēkā
13273ISO 6777:1984Water quality — Determination of nitrite — Molecular absorption spectrometric methodStandarts spēkā
13274ISO 6778:1984Water quality — Determination of ammonium — Potentiometric methodStandarts spēkā
13274ISO 6778:1984Water quality — Determination of ammonium — Potentiometric methodStandarts spēkā
13398ISO 6878-1:1986Water quality — Determination of phosphorus — Part 1: Ammonium molybdate spectrometric methodAtcelts
13585ISO 7027:1984Water quality — Determination of turbidityAtcelts
13586ISO 7027:1990Water quality Determination of turbidityAtcelts
13586ISO 7027:1990Water quality — Determination of turbidityAtcelts
13742ISO 7150-1:1984Water quality — Determination of ammonium — Part 1: Manual spectrometric methodStandarts spēkā
13743ISO 7150-2:1986Water quality — Determination of ammonium — Part 2: Automated spectrometric methodAtcelts
Displaying 41-50 of 342 results.