added to 2.5 ml b-carotene/linoleic acid emulsion by pipetting into a series of spectrophotometer tubes with caps. A zero reading was taken at k470nm immediately after the addition of the emulsion to the antioxidant solution
added to 2.5 ml b-carotene/linoleic acidemulsion by pipetting into a series of spectrophotometer tubeswith caps. A zero reading was taken at k470nm immediately afterthe addition of the emulsion to the antioxidant solution