Tube made of stainless steel are durable and unconditioned.

• Each tube maintains its unique serial number which is etched for easy identication
• Each tube has an arrow indicating flow direction to reduce errors during use
• Robust barcode on tube for recording and tracking

These tubes are offered with a variety of sorbent packing materials to collect wide range of Volatile organic compounds, for many GC applications including indoor and outdoor, ambient and industrial hygiene environments.