DB-5Q Ultra Low-Bleed GC/MS Columns

J&W DB-5Q columns deliver industry-leading performance for a broad-range of mass spectrometry applications. By combining Ultra Inert surface deactivation with Ultra Low-Bleed chemistry, the J&W DB-5Q delivers exceptional signal-to-noise ratios and mass spectral integrity for challenging active, semi-volatile analytes. Each J&W DB-5Q column is designed for optimal sample throughput, with fast conditioning and outstanding durability, and is tested with a demanding test probe mixture to ensure consistent and reliable column performance. DB-5Q columns are ideal for general use and trace level applications.