Glassware for Retronasal GC-O

摘要

PROBLEM TO BE SOLVED: To measure a retronasal aroma, which is made of a material which does not absorb an odor during measurement and which is not adsorbed by an odor, and which is attached to a sniffing port which can be evaluated by natural respiration during measurement. Provide glassware for use. A retronasal aroma measuring instrument using gas chromatography olfactometry (GC-O), which comprises a connecting part (1) to be mounted on a sniffing port of a gas chromatography olfactometry device and an oral cavity from the connecting part. It is composed of a conduit part for introducing the sample aroma into the inside, the shape of the contact part 3 is elliptical, and one or more air holes 2 are provided on the side surface of the device. [Selection diagram] Figure 1