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CIS 4 - Cooled Injection System

The GERSTEL Cooled Injection Inlets (CIS) are the most widely used universal (PTV type) inlets in the world. Designed to obtain the best performance from your capillary column, the CIS has unsurpassed heating and patented cooling options, a septumless sampling head and electronic pressure control. Capillary gas chromatographic analysis is now more versatile, reproducible and has lower detection limits than ever before.