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![2,2-Diphenyl-1-picrylhydrazyl radical (DPPH) [1898-66-4]](/web/image/product.product/95378/image_1024/%5BBOC-1728462%5D%202,2-Diphenyl-1-picrylhydrazyl%20radical%20(DPPH)%20%5B1898-66-4%5D?unique=b88414f)