Kinetic study on the volatility of menthol and borneol / 中国中药杂志

<p><b>OBJECTIVE</b>To study the volatile regularity of menthol and borneol in granule and lozenge at different temperature.</p><p><b>METHOD</b>Kinetic method with GC being detection technique.</p><p><b>RESULT</b>The volatility of menthol and borneol acts as a pseudo first-order reaction in open system. Under the same condition, the volatile rate of menthol and borneol in granule is four times as fast as that in lozenge, and the volatile rate of borneol is faster than that of menthol.</p><p><b>CONCLUSION</b>This study can be applied to improve the quality of lozenges containing menthol or/and borneol.</p>