## Assay of choline in pharmaceutical preparations was realized by capillary zone electrophoresis (CZE) coupled with indirect UV detection. The suitability of several background electrolytes was investigated to optimize the separation of choline from other components such as amino acids, betaine a
Determination of lipase activity in pharmaceutical preparations intended for oral administration
โ Scribed by Edgar A. Lazo-Wasem
- Publisher
- John Wiley and Sons
- Year
- 1961
- Tongue
- English
- Weight
- 208 KB
- Volume
- 50
- Category
- Article
- ISSN
- 0022-3549
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## Abstract An HPLC method is described for determination of ferulic acid in rat plasma. The concentration of ferulic acid in rat plasma was determined after deproteinization with acetonitrile using sulfamethoxazole as internal standard. Chromatographic separations were performed on a C~18~ station