73.060.20 Mangāna rūdas
Attēlo no 1. līdz 12. no pavisam 32 ieraksta(-iem).
ISO 310:1992
standarts
EN
Manganese ores and concentrates Determination of hygroscopic moisture content in analytical samples Gravimetric method
31.88 €
ISO 312:1986
standarts
EN
Manganese ores Determination of active oxygen content, expressed as manganese dioxide Titrimetric method
31.88 €
ISO 315:1984
standarts
EN
Manganese ores and concentrates Determination of nickel content Dimethylglyoxime spectrometric method and flame atomic absorption spectrometric method
31.88 €
ISO 317:1984
standarts
EN
Manganese ores and concentrates Determination of arsenic content Spectrometric method
31.88 €
ISO 320:1981
standarts
EN
Manganese ores Determination of sulphur content Barium sulphate gravimetric methods and sulphur dioxide titrimetric method after combustion
31.88 €
ISO 548:1981
standarts
EN
Manganese ores Determination of barium oxide content Barium sulphate gravimetric method
31.88 €
ISO 549:1981
standarts
EN
Manganese ores Determination of combined water content Gravimetric method
31.88 €
ISO 619:1981
standarts
EN
Manganese ores Determination of chromium content Diphenylcarbazide photometric method and silver persulphate titrimetric method
31.88 €
ISO 621:1981
standarts
EN
Manganese ores Determination of metallic iron content (metallic iron content not exceeding 2 %) Sulphosalicylic acid photometric method
48.19 €
ISO 4293:1982
standarts
EN
Manganese ores and concentrates Determination of phosphorus content Extraction-molybdovanadate photometric method
31.88 €
ISO 4295:1988
standarts
EN
Manganese ores and concentrates Determination of aluminium content Photometric and gravimetric methods
31.88 €
ISO 4296-1:1984
standarts
EN
Manganese ores Sampling
48.19 €