|Values are valid only on day of printing.|
After treatment of serum with trichloroacetic acid, the filtrate is exposed to ferric chloride, and the thiocyanate is quantitated spectrophotometrically in the visible range.(Ames MM, Moyer TP, Kovach JS, et al: Pharmacology of amygdalin [laetrile] in cancer patients. Cancer Chemother Pharmacol 1981;6:51-57)
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