Terahertz Absorption Spectroscopy of a Liquid Using a Polarity Probe: A Case Study of Trehalose/Water Mixtures

Using terahertz pulse spectroscopy to st

Using terahertz pulse spectroscopy to study the crystalline structure of a drug: A case study of the polymorphs of ranitidine hydrochloride

✍ P.F. Taday; I.V. Bradley; D.D. Arnone; M. Pepper 📂 Article 📅 2003 🏛 John Wiley and Sons 🌐 English ⚖ 148 KB

We describe the application of Terahertz pulse spectroscopy to polymorph identification. The particular compounds investigated were the different crystalline Forms 1 and 2 of ranitidine hydrochloride, both in the pure form and also obtained as a marketed pharmaceutical product. Identification was cl