J&W DB-35ms GC Column, 30 m, 0.32 mm, 0.25 µm, 7 inch cage. This is the most common GC column format compatible with Agilent 5890, 6890, 7820, 7890, 8860, and 8890 series GC systems and all non-Agilent GC systems with a similarly sized oven.
Specifications:
Capillary Tubing: Fused Silica
Film Thickness: 0.25 µm
Format: 7 inch
GC Column Type: GC/MS
Inner Diameter (ID): 0.32 mm
Length: 30 m
Phase: DB-35ms
Polarity: Mid Polarity
Temperature Range: 50 °C-340/360 °C
UNSPSC Code: 41115710
USP Designation: G28G32G42
With Smart Key: No
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The J&W DB-35ms GC column is designed for high-performance gas chromatography applications in analytical and research laboratories. With a length of 30 meters, an internal diameter of 0.32 millimeters, and a 0.25 micron film thickness, this column delivers precise separation of a wide variety of analytes, particularly semi-volatile and thermally sensitive compounds. Its proprietary stationary phase ensures low bleed and enhanced thermal stability, making it ideal for trace-level detection and mass spectrometry compatibility. Typical usage scenarios include environmental analysis, food safety testing, pharmaceutical research, and forensic investigations, where reliable identification and quantification are critical. This column is particularly suited for complex sample matrices requiring excellent resolution and reproducibility. It is compatible with a broad range of GC and GCMS systems, including Agilent 6890, 7890, Intuvo 9000, and other standard instruments. The 7 inch cage format facilitates easy installation in automated and manual injection systems. Researchers benefit from consistent performance and robust column lifetime, supporting both routine workflows and demanding analytical challenges. Related products include other DB-series columns tailored for specific selectivity needs or different dimensions to optimize separation and throughput based on application requirements.