This standard has been reviewed* and then confirmed in 2008.
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