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Número de resultados: 56
ISO 310:1992 ISO
Estado: Vigente / 1992-10-21
Manganese ores and concentrates -- Determination of hygroscopic moisture content in analytical samples -- Gravimetric method
ISO 9681:1990 ISO
Estado: Vigente / 1990-10-25
Manganese ores and concentrates -- Determination of iron content -- Flame atomic absorption spectrometric method
ISO 6230:1989 ISO
Estado: Vigente / 1989-10-26
Manganese ores -- Determination of size distribution by sieving
ISO 4299:1989 ISO
Estado: Vigente / 1989-06-22
Manganese ores -- Determination of moisture content
ISO 9292:1988 ISO
Estado: Vigente / 1988-12-08
Manganese ores and concentrates -- Determination of total iron content -- 1,10-Phenanthroline spectrometric method
ISO 4295:1988 ISO
Estado: Vigente / 1988-06-02
Manganese ores and concentrates -- Determination of aluminium content -- Photometric and gravimetric methods
ISO 8542:1986 ISO
Estado: Vigente / 1986-11-20
Manganese and chromium ores -- Experimental methods for evaluation of quality variation and methods for checking the precision of sampling
ISO 8531:1986 ISO
Estado: Vigente / 1986-11-13
Manganese and chromium ores -- Experimental methods for checking the precision of moisture determination
ISO 8530:1986 ISO
Estado: Vigente / 1986-10-23
Manganese and chromium ores -- Experimental methods for checking the precision of sample division
ISO 8541:1986 ISO
Estado: Vigente / 1986-10-16
Manganese and chromium ores -- Experimental methods for checking the bias of sampling and sample preparation
ISO 312:1986 ISO
Estado: Vigente / 1986-06-05
Manganese ores -- Determination of active oxygen content, expressed as manganese dioxide -- Titrimetric method
ISO 7953:1985 ISO
Estado: Vigente / 1985-12-12
Manganese ores and concentrates -- Determination of calcium and magnesium contents -- Flame atomic absorption spectrometric method
ISO 7990:1985 ISO
Manganese ores and concentrates -- Determination of total iron content -- Titrimetric method after reduction and sulfosalicylic acid spectrophotometric method
ISO 7969:1985 ISO
Estado: Vigente / 1985-11-07
Manganese ores and concentrates -- Determination of sodium and potassium contents -- Flame atomic absorption spectrometric method
ISO 4298:1984 ISO
Estado: Vigente / 1984-11-01
Manganese ores and concentrates -- Determination of manganese content -- Potentiometric method
ISO 315:1984 ISO
Estado: Vigente / 1984-05-01
Manganese ores and concentrates -- Determination of nickel content -- Dimethylglyoxime spectrometric method and flame atomic absorption spectrometric method
ISO 4296-1:1984 ISO
Manganese ores -- Sampling -- Part 1: Increment sampling
ISO 7723:1984 ISO
Manganese ores and concentrates -- Determination of titanium content -- 4,4'-Diantipyrylmethane spectrometric method
ISO 317:1984 ISO
Estado: Vigente / 1984-03-01
Manganese ores and concentrates -- Determination of arsenic content -- Spectrometric method
ISO 4296-2:1983 ISO
Estado: Vigente / 1983-12-01
Manganese ores -- Sampling -- Part 2: Preparation of samples
ISO 5889:1983 ISO
Estado: Vigente / 1983-09-01
Manganese ores and concentrates -- Determination of aluminium, copper, lead and zinc contents -- Flame atomic absorption spectrometric method
ISO 6233:1983 ISO
Estado: Vigente / 1983-07-01
Manganese ores and concentrates -- Determination of calcium and magnesium contents -- EDTA titrimetric method
ISO 4293:1982 ISO
Estado: Vigente / 1982-08-01
Manganese ores and concentrates -- Determination of phosphorus content -- Extraction-molybdovanadate photometric method
ISO 619:1981 ISO
Estado: Vigente / 1981-12-01
Manganese ores -- Determination of chromium content -- Diphenylcarbazide photometric method and silver persulphate titrimetric method
ISO 320:1981 ISO
Manganese ores -- Determination of sulphur content -- Barium sulphate gravimetric methods and sulphur dioxide titrimetric method after combustion
ISO 549:1981 ISO
Manganese ores -- Determination of combined water content -- Gravimetric method
ISO 548:1981 ISO
Estado: Vigente / 1981-11-01
Manganese ores -- Determination of barium oxide content -- Barium sulphate gravimetric method
ISO 5890:1981 ISO
Estado: Vigente / 1981-05-01
Manganese ores and concentrates -- Determination of silicon content -- Gravimetric method
ISO 4571:1981 ISO
Estado: Vigente / 1981-03-01
Manganese ores and concentrates -- Determination of potassium and sodium content -- Flame atomic emission spectrometric method
ISO 4297:1978 ISO
Estado: Vigente / 1978-07-01
Manganese ores and concentrates -- Methods of chemical analysis -- General instructions
ISO 621:1981 ISO
Estado: Anulada / 2014-08-13
Manganese ores -- Determination of metallic iron content (metallic iron content not exceeding 2 %) -- Sulphosalicylic acid photometric method
ISO 314:1981 ISO
Estado: Anulada / 2008-10-01
Manganese ores -- Determination of carbon dioxide content -- Gravimetric method
ISO 316:1982 ISO
Manganese ores -- Determination of cobalt content -- Nitroso-R-salt photometric method
ISO 553:1981 ISO
Manganese ores -- Determination of vanadium content -- Titrimetric method and phosphotungstovanadate photometric method
ISO 4294:1984 ISO
Manganese ores and concentrates -- Determination of copper content -- Extraction-spectrometric and spectrometric methods
ISO 310:1981 ISO
Estado: Anulada / 1992-10-21
Manganese ores -- Determination of hygroscopic moisture content in analytical samples -- Gravimetric method
ISO 4300:1984 ISO
Estado: Anulada / 1990-03-01
Manganese ores and concentrates -- Determination of lead content -- Polarographic methods
ISO 4299:1980 ISO
Estado: Anulada / 1989-06-01
ISO 4295:1979 ISO
Estado: Anulada / 1988-06-01
ISO 312:1980 ISO
Estado: Anulada / 1986-06-01
Manganese ores -- Determination of active oxygen content, expressed as manganese dioxide -- Volumetric method
ISO/R 313:1963 ISO
Estado: Anulada / 1985-12-01
Methods of chemical analysis of manganese ores -- Determination of total iron content
ISO 4294:1978 ISO
Estado: Anulada / 1984-12-01
Manganese ores and concentrates -- Determination of copper content -- Extraction-photometric and photometric methods
ISO/R 309-1:1963 ISO
Estado: Anulada / 1984-11-01
Methods of sampling manganese ores -- Part 1: Ore loaded in freight wagons
ISO/R 321:1963 ISO
Methods of chemical analysis of manganese ores -- Determination of phosphorus
ISO/R 550:1966 ISO
Methods of chemical analysis of manganese ores -- Determination of titanium content
ISO/R 552:1966 ISO
Methods of chemical analysis of manganese ores -- Determination of calcium oxide content and magnesium oxide content
ISO 4298:1978 ISO
ISO/R 315:1963 ISO
Estado: Anulada / 1984-05-01
Methods of chemical analysis of manganese ores -- Determination of nickel
ISO/R 322:1978 ISO
Estado: Anulada / 1984-04-01
Methods of chemical analysis of manganese ores -- Determination of copper
ISO/R 317:1963 ISO
Estado: Anulada / 1984-03-01
Methods of chemical analysis of manganese ores -- Determination of arsenic
