Amphetamine and Related Drugs
Amphetamine and Related Drugs
Amphetamine and Related Drugs
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Add one drop of 0.5 % sulfuric acid in<br />
methanol to the pooled chloroform in the<br />
beaker.<br />
Evaporate carefully to near dryness in the<br />
vacuum oven at a temperature of 90 oC <strong>and</strong> a<br />
vacuum of 10 p.s.i. p.s.i.<br />
Remove the beaker <strong>and</strong><br />
allow the final few drops of solvent to air<br />
dry.<br />
4/27/2009 ٧٦