The absorbance change was converted into the FRAP value, by relating the change of absorbance at 593 nm of the test sample to that of the standard solution of Trolox, and the results were expressed as mg trolox/100 g d.s.
The absorbance change wasconverted into the FRAP value, by relating thechange of absorbance at 593 nm of the test sampleto that of the standard solution of Trolox, and theresults were expressed as mg trolox/100 g d.s.