HPLC, UHPLC, or GC? Screw thread caps, crimp top caps, and snap-it caps? Autosampler needle type & tip diameter? Slit or non-slit design 

2mL 8mm HPLC Vial & Screw-on Cap with Septa, Assembled.

Sun-SRI provides high quality vials, caps, seals, septa, and closures to meet or exceed original manufacturer's equipment specifications and optimize 

Vial Septa Hplc found in: 8-425 Septa, LC Certified Vial Kits, 13mm Septa For Screw Thread Vials, Target DP 9mm Vial Closures, Certified Vial Kit, Low..

PTFE/Synthetic red rubber septa are an economical choice for general GC and HPLC applications. Used primarily for routine analysis in gas chromatography with 

Google search educated me that the red surface is the PTFE material compatible to wider range of chemical compared to the white silicone surface. But which 

*Vial made of Polypropylene. ⓿-B = Bonded-In Septa. ▣ Cap is one piece, constructed of ultra-pure, medical-grade polyethylene.

Jun 30, 2016 This installment addresses septa for inlets and sample vials. ... One of the primary functions of an inlet septum purge-the one for which it ...