Among the ethical rules of "what you yourself do not want do not distribute to others"and "what you yourself want distribute to others",there are very reasonable factors and it has practical applicability.

Simultaneous determination of metronidazole and fenbufen in Yazhoukang capsule by coefficient multiplying ratio spectrophotometry;

Determination of Plasma Fenbufen Content by HPLC;

Assaying of Fenbufen Tablets by Uitraviolet Spectrophotometry;