SureSTART Blue Polypropylene 9mm Screw Caps with Red Natural Rubber/Clear TEF Septa

These SureSTART Level 1 screw caps are engineered for everyday analytical applications, providing reliable sample protection and consistent chromatographic performance. The blue polypropylene caps feature a red natural rubber/clear TEF (PTFE-faced) septa combination, delivering excellent chemical resistance and a secure seal ideal for routine GC and HPLC autosampler workflows. Designed for compatibility with standard 9mm screw thread vials, these caps ensure dependable sample integrity for general laboratory analyses.

• Cap Material: Blue polypropylene with 9mm screw thread configuration
• Septa Composition: Red natural rubber backing with clear TEF (PTFE) facing for solvent resistance
• Performance Level: Level 1 – optimized for everyday, routine analytical applications
• Compatibility: Fits standard 9mm screw thread autosampler vials
• Package Quantity: 100 caps per pack
• SKU: CHSC9-10