This standard applies to the inspection of commercial grain and oil types and their mixing. Different methods must be adopted according to different requirements during inspection.
GB/T 5493-1985 history
2008GB/T 5493-2008 Inspection of grain and oils.Determination of type purity and their mixture
1985GB/T 5493-1985 Inspection of grain and oilseeds--Methods for determination of varieties and their mixture