eng Ansari Education and Research Society Journal of Ultra Chemistry 0973-3450 2319-8036 December 2007 3 1 89 91 juc 797 article Spectrophotometric method for the estimation of diltiazem hydrochloride in dosage form S. J. Daharwal 1 R. B. Saudagar 1 Institute of Pharmacy. Pt. Ravishankar Shukla University, Raipur - 491 010 (C.G.) INDIA <p style="text-align: justify;">A simple and sensitive spectrophotometric method for determination of diltiazem hydrochloride in pure and dosage form is proposed. The drug exhibiting maximum absorption at 249.8 nm in chloroform. The drug obeys Beer&#39;s law in the concentration range from 2 to 20 &micro;g / ml. The results of analysis have been validated statistically and recovery studies.<br /> <em>Key words :</em> , .</p> https://journalofchemistry.org/paper/797/ Diltiazem hydrochloride UV- spectrophotometric analysis