Open and packed gas chromatography columns; includes retention gap columns for focusing liquid samples and guard columns to protect the analytical column from contamination.
Capillary GC column is also known as open tubular column. The carrier gas flows through the central aperture and is unrestricted throughout the length of the column.
Analyze organochlorine pesticides and herbicides with ultra low bleed, superior sensitivity, excellent peak shape and the highest levels of reproducibility.