The HP Agilent 7694 Headspace Autosampler Model G1290B integrates seamlessly with HP GCs. Features a highly inert path from the vial to the GC column head to prevent sample absorption, improve peak shape, maintain sample integrity, and enhance sensitivity; an automated 44-sample tray; ease of use; constant heating time; overlapping sample processing; automatic parameter increments for easy method development; up to 10 headspace extractions per vial; and two levels of vial agitation.