Registration number (WIID)Project No.TitleStatus
14556ISO 7723:1984Manganese ores and concentrates — Determination of titanium content — 4,4'-Diantipyrylmethane 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
44070ISO/IEC Guide 77-2:2008Guide for specification of product properties and classes — Part 2: Technical principles and guidanceStandarts spēkā
14987ISO 7990:1985Manganese ores and concentrates — Determination of total iron content — Titrimetric method after reduction and sulfosalicylic acid spectrophotometric methodStandarts spēkā
16415ISO 8889:1988Chromium ores and concentrates — Determination of aluminium content — Complexometric methodStandarts spēkā
73400IWA 28:2018Faecal sludge treatment units — Energy independent, prefabricated, community-scale resource-recovery units — Safety and performanceStandarts spēkā
54350ISO/IEC Guide 98-3:2008/Suppl 1:2008/Cor 1:2009Uncertainty of measurement — Part 3: Guide to the expression of uncertainty in measurement (GUM:1995) — Supplement 1: Propagation of distributions using a Monte Carlo method — Technical Corrigendum 1Standarts spēkā
10141ISO 4295:1988Manganese ores and concentrates — Determination of aluminium content — Photometric and gravimetric methodsStandarts spēkā
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