This standard specifies the general principles of chemical analysis methods for chrome ore and chrome concentrate. This standard applies to the formulation, revision and use of chemical analysis method standards for chrome ore and chrome concentrate.
GB/T 24228-2009 Referenced Document
GB/T 24220 Chromium ores.Determination of hygroscopic moisture content in analytical samples.Gravimetric method
GB/T 24228-2009 history
2009GB/T 24228-2009 Chromium ores and concentrates.Methods of chemical analysis.General instruction