Mefenamic acid (Ponstan) is used as an analgesic and anti-inflammatory agent in the management of rheumatoid arthritis 1---i. Several analytical methods have been published for its analysis including thin-layer chromatography', fluorimetry6e7, colorimetryS and electroncapture gas-liquid chromatograp
Gas-liquid chromatographic determination of dextromethorphan in serum and brain
โ Scribed by Mario Furlanut; Lorenzo Cima; Pierpaola Benetello; Pietro Giusti
- Publisher
- Elsevier Science
- Year
- 1977
- Tongue
- English
- Weight
- 287 KB
- Volume
- 140
- Category
- Article
- ISSN
- 1873-3778
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A method for gas chromatographic detection of codeine in serum is described. An application to a clinical drug evaluation study is given. A method for simultaneous detection of free and total codeine and its metabolites, norcodeine and morphine, in urine is also presented. SE OF GAS-LIQUID chromatog
The gas-liquid chromatography of melphalan and its decomposition products, determined as trimethylsilyl derivatives, is reported. The application of this procedure to the quantification of intact melphalan in a pharmaceutical preparation is described. Keyphrases Melphalan and dosage forms-analysis
vertical spacing is governed by the solubilities of the various esters. At high flow rates, the permeation rates leveled off and became independent of flow in accordance with Eq. 4, wherein the permeation rate becomes only a function of the transport across the membrane. Thus, K and C determined th