Yes. DB is the manufacturer's trademark, and DB624 is Agilent's chromatographic column 6 cyanopropyl 94 methyl polysiloxane, which is specially designed for the analysis of volatile pollutants and residual solvents. It is a 90-meter pillar. Agilent columns are non-polar, general-purpose, industry-standard columns used for the analysis of hydrocarbons, pesticides, PCBs, and sulfur-containing compounds.