Thermo Scientific 8mm Black Screw Cap with PTFE/Red Rubber Septum

These Thermo Scientific 8mm black screw caps feature a reliable PTFE-faced red rubber septum, engineered to provide excellent chemical resistance and secure sealing for autosampler vials in chromatography applications. Ideal for GC and HPLC workflows, these caps ensure sample integrity and prevent evaporation or contamination during analysis, making them essential for quality control, pharmaceutical, environmental, and research laboratories.

• Septum Material: PTFE/Red Rubber construction offers chemical inertness with flexible resealing properties
• Cap Size: 8mm diameter designed for standard screw-thread autosampler vials
• Cap Color: Black for easy identification and organized sample management
• Packaging: 10 packs per case for convenient inventory management
• Compatibility: Suitable for GC and HPLC autosampler systems requiring 8mm screw-top closures
• SKU: C4013-30A (Alternate reference: 08 15 0460)