910 GC with FID & TCD detectors 30 Meter column, and built-in air compressor. In the lab, the 910-series GCs perform routine industrial analyses and complicated research separations easily, generating accurate and reproducible results. Designed to be durable and portable, the compact 310-series is ideal for operation in the field, E.P.A. and A.S.T.M. methods can be easily performed on-site, even in adverse field environments. Use the 910 & 310 and obtain quality results.