Registration number (WIID)Project No.TitleStatus
15791ISO 8542:1986Manganese and chromium ores — Experimental methods for evaluation of quality variation and methods for checking the precision of samplingStandarts spēkā
12088ISO 5889:1983Manganese ores and concentrates — Determination of aluminium, copper, lead and zinc contents — Flame atomic absorption spectrometric methodStandarts spēkā
16947ISO 9292:1988Manganese ores and concentrates — Determination of total iron content — 1,10-Phenanthroline spectrometric methodStandarts spēkā
80863IWA 35:2020Quality of learning environments for students in healthcare professions — Requirements for healthcare education providers in care settingsStandarts spēkā
13046ISO 6629:1981Chromium ores and concentrates — Methods of chemical analysis — General instructionsStandarts spēkā
71917ISO/IEC Guide 59:2019ISO and IEC recommended practices for standardization by national bodiesStandarts spēkā
57385ISO/IEC Guide 71:2014Guide for addressing accessibility in standardsStandarts spēkā
15769ISO 8530:1986Manganese and chromium ores — Experimental methods for checking the precision of sample divisionStandarts spēkā
15790ISO 8541:1986Manganese and chromium ores — Experimental methods for checking the bias of sampling and sample preparationStandarts spēkā
10493ISO 4571:1981Manganese ores and concentrates — Determination of potassium and sodium content — Flame atomic emission spectrometric methodStandarts spēkā
Displaying 3221-3230 of 3309 results.