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ISO 619:1981
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Manganese ores -- Determination of chromium content -- Diphenylcarbazide photometric method and silver persulphate titrimetric method

This standard was last reviewed* in 2008.

*ISO standards are reviewed every five years.

Abstract

Method I is applicable to manganese ores having chromium contents less than 0.1 % (m/m), method II is applicable to manganese ores having chromium contents greater than 0.1 % (m/m). This second edition cancels and replaces the first edition (i.e. ISO 619-1975). Should be read in conjunction with ISO 4297.

 

  • Edition: 2 (Monolingual) ICS: 73.060.20
    Status: Published Stage: 90.60 (2014-03-19)
    TC/SC: ISO/TMBG Number of Pages: 4
  • No revision information available

  • No corrigenda or amendments available

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