The application of chemical methods is increasingly playing an important role in criminal investigation. The investigation techniques based on it have undergone rapid development and become an important means of combatting crimes and upholding social security. This article deals with the applications of several essential analytical methods in criminal investigation.

We have explored the general law of achievement on the basis of statistical analysis on 50 noted modem chinese chemists randomly choosen from biographies, works in chemistry history and some other literaturs.