Registration number (WIID)Project No.TitleStatus
10148ISO 4299:1989Manganese ores — Determination of moisture contentStandarts spēkā
57471ISO/IEC 80079-38:2016Explosive atmospheres — Part 38: Equipment and components in explosive atmospheres in underground minesStandarts spēkā
17536ISO 9681:1990Manganese ores and concentrates — Determination of iron content — Flame atomic absorption spectrometric methodStandarts spēkā
12168ISO 5975:1983Chromium ores — Determination of calcium and magnesium contents — EDTA titrimetric methodStandarts spēkā
4738ISO 619:1981Manganese ores — Determination of chromium content — Diphenylcarbazide photometric method and silver persulphate titrimetric methodStandarts spēkā
14556ISO 7723:1984Manganese ores and concentrates — Determination of titanium content — 4,4'-Diantipyrylmethane spectrometric methodStandarts spēkā
4249ISO 310:1992Manganese ores and concentrates — Determination of hygroscopic moisture content in analytical samples — Gravimetric methodStandarts spēkā
4627ISO 548:1981Manganese ores — Determination of barium oxide content — Barium sulphate gravimetric methodStandarts spēkā
12357ISO 6129:1981Chromium ores — Determination of hygroscopic moisture content in analytical samples — Gravimetric methodStandarts spēkā
81374ISO/IEC Guide 98-6:2021Uncertainty of measurement — Part 6: Developing and using measurement modelsStandarts spēkā
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