Page 42 - Applied Pharmacognosy

Uses & Applications of Chromatography

Preparative Application

❑ Chromatographic techniques are used to obtain milligrams or
grams of components in pure form.

❑ Usually column chromatography is used for isolation of
relatively large sample, while paper and thin-layer
chromatography (TLC) provide smaller quantities.

Column Stationary
Chromatography phase

TLC Paper Chromatogra4p1hy