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Amphetamine and Related Drugs

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System TAF<br />

Plates: Plates:<br />

Silica gel G, 250 μm m thick.<br />

Mobile phase: phase:<br />

Methanol:n-butanol Methanol: butanol (60:40) <strong>and</strong><br />

0.1 mol/L NaBr.<br />

Reference compounds: compounds:<br />

Codeine Rf 22,<br />

Diphenhydramine Rf 48, Quinine Rf 65,<br />

Diazepam Rf 85 .<br />

4/27/2009 ٩٤

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