[Investigate into of effective constituent transference of herba Ephedrae and cortex Magnoliae officinalis in preparation course of Shujin Kechuan capsule].

Objective: Investigate into transport rate and retention rate transference of principal effective constituent in Shujin Kechuang capsule, a new development Chinese patent medicine for theraphy asthma.

Method: HPLC was applied to analyze the content of ephedrine hydrochloride and honokiol and magnolol in crude drugs and 60% ethanol extracting solution and 25% concentrated solution,50% concentrated solution, 100% concentrated solution and finished product ( Shujin Kechuang capsule).

Result: The transport rate of ephedrine hydrochloride and honokiol and magnolol is 56.

[Study on GC-MS fingerprint analysis in rhizome of volatile oil of Acorus tatarinowii].

Objective: To establish the method of fingerprint analysis on volatile oil in rhizome of Acorus tatarinowii by GC-MS, and to study the main characteristic components.

Method: The main components of 10 samples were determined by GC-MS.

Result: The injector temperature was 250 degrees C.