Spectrophotometric determination of folic acid in pharmaceutical preparations by coupling reactions with iminodibenzyl or 3-aminophenol or sodium molybdate–pyrocatechol

Author： Nagaraja P.   Vasantha R.A.   Yathirajan H.S.  

Publisher： Elsevier

ISSN： 0003-2697

Source： Analytical Biochemistry, Vol.307, Iss.2, 2002-08, pp. : 316-321

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