Simultaneous Determination of Acetaminophen with Orphenadrine Citrate, Ibuprofen or Chlorzoxazone in Combined Dosage Forms by Zero-Crossing Derivative Spectrophotometry

Simultaneous determination of chlorzoxaz

Simultaneous determination of chlorzoxazone and acetaminophen in combined dosage forms by an absorbance ratio technique and difference spectrophotometry

✍ P.K. Chatterjee; C.L. Jain; P.D. Sethi 📂 Article 📅 1989 🏛 Elsevier Science 🌐 English ⚖ 359 KB

Two spectrophotometric methods have been developed for the simultaneous determination of chlorzoxazone and acetaminophen in their combined dosage forms. No preliminary separation step is required in either method. The first, an absorbance ratio technique using the isoabsorptive point as one of the w