NEW! Headspace Screw Top Vials
- Samples from field to lab - no transfer necessary
- No crimping or decrimping tools needed
- No variation in correct sealing
- Lot tested and certified septa
- Easy disposal after use
Choosing the right headspace septa
| Material | Upper Temperature Limit at Vial | Inertness |
| Butyl Rubber | 100°C | Poor |
| PTFE-Coated Butyl Rubber | 100°C | Good |
| Aluminum-Coated Silicone | 120°C to 200°C | Good |
| PTFE-Coated Silicone | 210°C | Good |
NEW! Unconditioned Thermal Desorber Tubes
For your convenience, new low-cost thermal desorber tubes are offered in both stainless steel and glass. Each tube maintains its unique serial number which is etched for easy identification.
Tubes are offered with a variety of sorbent packing materials for many GC applications including indoor and outdoor air monitoring, analysis of flavors and fragrances and the analysis of outgassing from packaging, polymers, pharmaceuticals and semi-conductor material. These tubes are unconditioned and ship with plastic end caps for short-term storage.