Method for the Determination of b-Carotene in Supplements ...

for the analysis of b-carotene in commercial product forms. Schierle et al. (4) re porte d a spe ctrophotom etric pr ocedure for the mination of total b-carotene in food additives with varying cis-/trans-ratios using an isobestic wavelength. However, spectrophotometric methods cannot differentiate between

  Analysis, Spectrophotometric, Certi, Spe ctrophotom etric, Ctrophotom