Figure 3. Chromatograms obtained during optimization studies as described under

From

Optimization and Validation of GC Method for Determination of Methanol as Organic Volatile Impurity in Atenolol Bulk Drug

Alankar Shrivastava, Prateek Rathore

World Journal of Analytical Chemistry. 2013, 1(4), 54-58 doi:10.12691/wjac-1-4-2