The link between Gas Chromatography and use of Capillary GC Columns You might have already witnessed the use of capillary GC columns in the complete industry of gas chromatography. Indeed there are various necessary uses of capillary GC columns in the same industry. Whether it is any advanced technology investment or any other processes related, it is must be taken with the consideration of analytical chemistry. There is a crucial role of capillary GC columns for the same. There are different misconceptions that also lie along the same way of using the capillary GC column.