Chromatogram for precision study.

<p>Chromatogram for precision study.</p

Structure of efavirenz.

<p>Structure of efavirenz.</p

Chromatogram for specificity study.

<p>Chromatogram for specificity study.</p

Gradient program for the mobile phase during analytical method development.

<p>Gradient program for the mobile phase during analytical method development.</p

Representative chromatographic peaks obtained during analytical method development.

<p>Representative chromatographic peaks obtained during analytical method development.</p