GC-MS: Gas chromatograph-mass spectrometer
Brand: Varian CP 3800 GC, Varian 4000 ion trap MS
Software: Varian WorkStation
Capabilities: internal, external, and hybrid chemical ionization configurations; mass range 10 - 1,000 u with 0.1 u precision; liquid, headspace, SPME injection modes; Chromatoprobe for solid samples
Accessory: CombiPal autosampler
Practical use: This instrument has most recently been used to sample the molecules that are off-gassed by different materials, such as polymers and glues, as they age.
Contact: Rui Chen