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| Catalog Number | Description | Diameter (Metric) Inner | Temperature (Metric) Max | Quantity |
|---|---|---|---|---|
| 313G3230 | TR-Green | 11 mm | 350°C | 50 (Glass Jar) |
| 31303211 | BTO | 17 mm | 300°C | 50 (Glass Jar) |
| 31303228 | BTO | 12.7 mm | 400°C | 50 (Glass Jar) |
| 31303230 | BTO | 11.5 mm | 400°C | 50 (Glass Jar) |
| 313G3211 | TR-Green | 17 mm | 300°C | 50 (Glass Jar) |
| 313G3228 | TR-Green | 12.7 mm | 350°C | 50 (Glass Jar) |
| 313G3240 | TR-Green | 9 mm | 350°C | 50 (Glass Jar) |
| 31303240 | BTO | 9 mm | 400°C | 50 (Glass Jar) |
| 31303215-BP | BTO | 17 mm | 300°C | 48 (Blister Pk.) |
| 31303230-BP | BTO | 11.5 mm | 400°C | 50 (Blister Pk.) |
| 31303233-BP | BTO | 11 mm | 400°C | 50 (Blister Pk.) |
| 31303240-BP | BTO | 9 mm | 400°C | 50 (Blister Pk.) |
| 31303250-BP | BTO | 12.7 mm | 400°C | 48 (Blister Pk.) |
| 313B3233 | TR-Blue | 11 mm | 200°C to 250°C | 50 (Glass Jar) |
| 313B3240 | TR-Blue | 9 mm | 200°C to 250°C | 50 (Glass Jar) |
| 313G3215-BP | TR-Green | 17 mm | 300°C | 48 (Blister Pk.) |
| 313G3230-BP | TR-Green | 11 mm | 350°C | 50 (Blister Pk.) |
| 313P3211 | Marathon | 17 mm | 300°C | 50 (Glass Jar) |
| 313P3215-BP | Marathon | 17 mm | 300°C | 48 (Blister Pk.) |
| 313P3233-BP | Marathon | 11 mm | 350°C | 50 (Blister Pk.) |
Ensure optimal performance of your GC instrument with bleed and temperature optimized Thermo Scientific™ BTO and TR-Green Septa. Made of low-bleed silicone, these septa have excellent mechanical properties, are ideal for demanding GC-MS applications, and may be used reliably up to 400 °C.