Chromatography Septa
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Chromatography Septa
Components on top of the injection port of GC systems that provide a leak-free seal between the atmosphere and carrier gas and minimize the introduction of contaminants; allow repeated sample injection without significant coring or leaking.
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Diameter (Metric) Inner
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For Use With (Equipment)
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Color
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Thermo Scientific™ Septa
Use low bleed, robust BTO Septa for demanding GC-MS applications.
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For Use With (Equipment) | Trace and Focus GC Instruments |
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Material | Silicone |
Material | BTO Silicone |
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Cole Parmer Chromatography Research Supplies PURESEP-T™ Septa
Chromatography Research Supplies PURESEP-T™ Septa are made of PTFE and polyimide films on silicone rubber bases. PTFE gives maximum inertness and low bleed
Thermo Scientific™ Marathon 9mm I.D. Septa in Glass Jar
Use low bleed, robust BTO Septa for demanding GC-MS applications.
Macherey-Nagel™ Silicone/PTFE Septa
Seal vials with GC injection port septa. The Macherey-Nagel™ silicone/PTFE septa comes in a variety of sizes.
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Type | Septum |
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Temperature (Metric) Max | 200°C |
Color | Gray-White |
Quantity | 50 Pack |
Material | PTFE/Silicone |
Coating | One side coated with Grey PTFE |
Type | Standard Septum |
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Quantity | 50 Pack |
Material | Silicone |
Hardness | 60° Shore A |
Type | Septum |
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Temperature (Metric) Max | 250°C |
Color | Clear |
Quantity | 50 Pack |
Material | Silicone |
Hardness | 45° Shore A |
Hamilton™ Septa, High Temp, 9.5 mm DIA (12/PK)
High Temperature Septa is made of preconditioned PTFE/silicone rubber.
Hamilton™ Septa, High Temp, 6.35 mm DIA (12/PK)
High Temperature Septa is made of preconditioned PTFE/silicone rubber.
Hamilton™ Septa, High Temp, 8.0 mm DIA (12/PK)
High Temperature Septa is made of preconditioned PTFE/silicone rubber.
Hamilton™ Septa, High Temp, 12.0 mm DIA (12/PK)
High Temperature Septa is made of preconditioned PTFE/silicone rubber.