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BTO Orange Injection Port Septa, Pkg. 10

Septa rated to 400 °C. The precision molded silicone rubber septa BTO® (Bleed Temperature Optimized) are premium ultra-low bleed injector septa for today’s most demanding applications.

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The BTO septa are uniquely formulated to extend ultra-low bleed characteristics and outstanding mechanical properties. It retains remarkable softness, even at high temperatures, and has been optimized to reduce injection port adhesion, with the addition of a non-stick coating. The pre-pierced BTO septa also benefit from the CenterGuide design. They have a recess on the injection side to help guide the syringe needle to the same point for every injection. The BTO septa are recommended for GC/MS applications.


Color Orange
Product Compatibility Clarus 680, Clarus 480, Clarus 590, Clarus 580, Clarus 690
Outer Diameter 11 mm
Product Brand Name BTO Orange Injection Port Septa
Product Group Injection Port Septa
Quantity in a Package Amount 10.0
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Product Note

Technical Note

Inlet Septum Maintenance for the Clarus 580-680 Capillary Split-Splitless Injector

This technical note outlines the inlet septum replacement procedure for the CAP injector assembly (Item #: N6100007, 120V; N6100137, 230V) for the Clarus® 500/580, & 600/680 GC platforms. The injector assembly is designed for quick access to the inlet septum for routine maintenance ...

PDF 666 KB
Inlet Septum Maintenance for the Clarus 590-690 Capillary Split-Splitless Injector

When compared to the exacting attention that gas chromatographers pay the analytical column, it often seems that the inlet septum receives relatively little consideration. In fact, many chromatographers are surprised to discover that GC instrument manufacturers recommend daily inspection and/or r ...

PDF 566 KB