Registration number (WIID)Project No.TitleStatus
10659ISO 4677-1:1985Atmospheres for conditioning and testing — Determination of relative humidity — Part 1: Aspirated psychrometer methodAtcelts
10493ISO 4571:1981Manganese ores and concentrates — Determination of potassium and sodium content — Flame atomic emission spectrometric methodStandarts spēkā
10148ISO 4299:1989Manganese ores — Determination of moisture contentStandarts spēkā
10146ISO 4298:1984Manganese ores and concentrates — Determination of manganese content — Potentiometric methodAtcelts
10144ISO 4297:1978Manganese ores and concentrates — Methods of chemical analysis — General instructionsStandarts spēkā
10143ISO 4296-2:1983Manganese ores — Sampling — Part 2: Preparation of samplesStandarts spēkā
10142ISO 4296-1:1984Manganese ores — Sampling — Part 1: Increment samplingStandarts spēkā
10141ISO 4295:1988Manganese ores and concentrates — Determination of aluminium content — Photometric and gravimetric methodsStandarts spēkā
10139ISO 4294:1984Manganese ores and concentrates — Determination of copper content — Extraction-spectrometric and spectrometric methodsAtcelts
10137ISO 4293:1982Manganese ores and concentrates — Determination of phosphorus content — Extraction-molybdovanadate photometric methodStandarts spēkā
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