Ibis Scientific 9mm Gray Bonded Cap with Red PTFE/White Silicone Septa, Pre-slit | 100-pk | SKU: 4400-75C

These premium 9mm gray bonded caps from Ibis Scientific feature a red PTFE/white silicone septa combination, engineered to deliver exceptional chemical resistance and reliable sealing performance for autosampler applications. The pre-slit design facilitates smooth needle penetration while minimizing coring and fragmentation, making these caps ideal for HPLC, GC, and LC-MS workflows where sample integrity and reproducibility are critical.

• Septa Composition: Red PTFE/White Silicone bonded construction provides excellent chemical inertness and low bleed characteristics
• Pre-slit Design: Factory-cut septum ensures consistent needle entry, reduces coring, and extends septum life through multiple injections
• Cap Size: 9mm diameter compatible with standard screw-thread autosampler vials
• Cap Color: Gray for easy visual identification and laboratory organization
• Packaging: Conveniently supplied in a 100-pack for cost-effective laboratory inventory management
• Applications: Suitable for HPLC, GC, LC-MS, and general chromatography sample preparation