A new method of Fourier-transform smoothing with ratio spectra derivative spectrophotometry

Derivative ratio analysis: A new method

Derivative ratio analysis: A new method for measurement of steroids and other compounds with specific functional groups using radioassay by gas-liquid chromatography

✍ Arthur Karmen; Irmgarde McCaffrey; Bernard Kliman 📂 Article 📅 1963 🏛 Elsevier Science 🌐 English ⚖ 495 KB

A general method has been developed for sensitive, specific assay of chemical compounds with certain functional groups. A known amount of a subst'ance possessing a similar group is added, as an internal standard, to the solution to be assayed. Radioactive derivatives of both the test material and th