An improved method and apparatus are described for carrying out SPME onto the inner surface of a syringe needle at least partially coated with a stationary phase followed by desorption of analytes from a sample into a gas chromatograph injector for analysis. The SPME apparatus comprises a syringe having...http://www.google.com.au/patents/US6164144?utm_source=gb-gplus-sharePatent US6164144 - Method and device for solid phase microextraction
