Research Article
Effect of Solar Drying and Vinegar Pretreatment on the Antioxidant Properties and Bioactive Compounds of Sliced Ginger
Table 1
Antioxidant activity of ginger rhizome at an extract concentration of 100 μg/ml on dry basis (db) using different solar drying methods compared to ascorbic acid and butylated hydroxytoluene at concentration of 100 μg/ml.
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Data is represented as mean ± standard deviation of three replicate readings. Means in a column with different superscripts are significantly different at . CSD: tent-like concrete solar-dried ginger rhizome. SSSD: stainless steel solar-dried ginger rhizome. OSD: open-sun-dried ginger rhizome. FRAP: Ferric Reducing Antioxidant Power Assay. DPPH: 2,2-diphenyl-1-picrylhydrazyl. AA: ascorbic acid. BHT: butylated hydroxytoluene. |