ISO 8889:1988 Preview
Chromium ores and concentrates -- Determination of aluminium content -- Complexometric method
This standard was last reviewed and confirmed in 2016. Therefore this version remains current.
The method is applicable to a concentration range of 1.5 to 20.0 % (m/m) of aluminium. ISO 8889 should be read in conjunction with ISO 6629. Specifies principle, reagents, apparatus, sample, procedure and expression of results.