THE DEFINITIVE GUIDE TO DPPH METHOD FOR ANTIOXIDANT ACTIVITY

DPPH is really a well-regarded radical plus a entice ("scavenger") for other radicals. For that reason, price reduction of the chemical response upon addition of DPPH is applied as an indicator on the radical nature of that reaction. Thanks to a powerful absorption band centered at about 520 nm, the DPPH radical provides a deep violet color in sol