Chromatography Autosampler Vial Caps Only
Microsolv Technology Corporation Caps, Snap Top, with Soft-Guard, White Silicone Rubber / Red PTFE Pre-Slit (X Shape) Septa, fitted in smooth, polyethylene, Green Caps. For use with 11mm, 12x32mm Snap Top autosampler vials. 100/PK.
Soft-Guard™ Septa provide easier penetration of autosampler needles and better resealing than other brands, for longer instrument up-time and fewer missed injections. Pre-Slit Septa are normally recommended for Waters Alliance and Acquity instruments. X Shape Pre-Slit provides a greater target area for needles and are easier to penetrate but do not reseal as well as single slit septa.
Trajan Scientific L-MARK Brand Cap Crimp 20 mm Headspace PTFE/Gray Butyl Press Release, 100 Pack
L-MARK Brand Cap, Crimp, 20mm, 3.0mm, PTFE/Gray Butyl, Pressure Release, Headspace, 100 Pack. Made in the USA.
Microsolv Technology Corporation Caps, Headspace, Screw Top, with White Silicone Rubber / Blue PTFE Septa, fitted in Steel, Magnetic, Silver Caps with 8mm center holes. For use with 18mm Precision Thread Headspace Vials. 100/PK.
Silicone Rubber / PTFE Septa has durometer of 50⁰ Shore A (hardness) and is 1.5mm thick. Cap has ND18 Screw Threads.
Microsolv Technology Corporation Caps, Headspace, Crimp Top, with Natural Silicone Rubber / Natural PTFE (5mil), High Purity Septa, fitted in Aluminum, Silver Caps with 10mm center holes. For use with 20mm Crimp Top Headspace Vials. 100/PK.
High Purity Silicone Rubber / PTFE Septa (5mil thick) with Durometer of 50 Shore A, (hardness) and 3.0mm thick.Wide temperature range from -60⁰ to 200⁰C.
Microsolv Technology Corporation Caps, Snap Top, with 0.04" thick, White Silicone Rubber / Natural PTFE Pre-Slit Septa, fitted in smooth, polyethylene, Yellow Caps. For use with 11mm, 12x32mm Snap Top autosampler vials. 100/PK.
Pre-Slit Septa are normally recommended for Waters Alliance and Acquity instruments.Natural Septa does not have any color pigment and will not introduce extractables.
Microsolv Technology Corporation Caps, Screw Top, with White Silicone Rubber / Natural PTFE Septa, fitted in "knurled", polypropylene, Yellow Caps. For use with 9-425mm thread, 12x32mm autosampler vials. 1000/CS.
This is our most economical, lowest cost Screw Cap for Autosampler Vials.Natural PTFE is as equally inert and durable as Red PTFE, but no dyes have been added.
Microsolv Technology Corporation Caps, Screw Top, with 1.35mm thick, Silicone Rubber / PTFE Septa fitted in "knurled", polypropylene, Light Blue Caps. For use with 10-425mm thread, 12x32mm wide mouth autosampler vials. 100/PK
Caps, Screw Top, with 1.35mm thick, Silicone Rubber / PTFE Septa fitted in "knurled", polypropylene, Light Blue Caps. For use with 10-425mm thread, 12x32mm wide mouth autosampler vials. 100/PK
Microsolv Technology Corporation Caps, Snap Top, with 0.04" thick, White Silicone Rubber / Yellow PTFE Pre-Slit (Star Shape) Septa, fitted in smooth, polyethylene, Light Blue Caps. For use with 11mm, 12x32mm Snap Top autosampler vials. 100/PK.
Ultra-low Bleed Septa provide less extractables than most septa and is recommended for LCMS. The star shaped (*) slit offers a much greater target area for an autosampler needle to penetrate the septa and offers minimal resistance. It may not reseal as well as other Pre-Slit Septa.
Microsolv Technology Corporation Caps, Screw Top, with an Open Hole. "knurled", polypropylene, Blue Caps. Septa are sold separately and must be inserted manually. For use with 9-425mm thread, 12x32mm autosampler vials. 1,000/CS.
Caps, Screw Top, with an Open Hole. "knurled", polypropylene, Blue Caps. Septa are sold separately and must be inserted manually. For use with 9-425mm thread, 12x32mm autosampler vials. 1,000/CS.
Microsolv Technology Corporation Caps, Screw Top, with PTFE / Silicone Rubber / PTFE Septa, fitted in "knurled", polypropylene, Black Caps. For use with 8-425mm thread, 12x32mm autosampler vials. 100/PK.
This septa was designed for specific, older instruments such as Agilent 1050 and to provide extra cleaning when "wiping" a needle. Also provides a small degree of better resealing after injection compared to Silicone Rubber / PTFE Septa.
Microsolv Technology Corporation Caps, Snap Top, with Soft-Guard, White Silicone Rubber / Red PTFE Pre-Slit Septa, fitted in smooth, polyethylene, Yellow Caps. For use with 11mm, 12x32mm Snap Top autosampler vials. 100/PK.
Soft-Guard™ Septa provide easier penetration of autosampler needles and better resealing than other brands, for longer instrument up-time and fewer missed injections. Pre-Slit Septa are normally recommended for Waters Alliance and Acquity instruments.
Microsolv Technology Corporation Caps, Snap Top, with 0.04" thick, White Silicone Rubber / Natural PTFE Septa, fitted in smooth, polyethylene, Yellow Caps. For use with 11mm, 12x32mm Snap Top autosampler vials. 100/PK.
Natural PTFE is very pure and does not have dyes that could extract from it.Our most economical Silicone Rubber / PTFE Snap Cap.
Microsolv Technology Corporation Caps, Snap Top, with 0.04" thick, White Silicone Rubber / Natural PTFE Septa, fitted in smooth, polyethylene, Green Caps. For use with 11mm, 12x32mm Snap Top autosampler vials. 1000/CS.
Natural PTFE is very pure and does not have dyes that could extract from it. Our most economical Silicone Rubber / PTFE Snap Cap.
Microsolv Technology Corporation Caps, Crimp Top, with Red Rubber / PTFE Septa, fitted in aluminum, Red Caps. For use with 11mm Crimp or Snap Top, 12x32mm autosampler vials. 1000/CS.
The Rubber is softer than Natural Red Rubber and provides better sealing after injection. Great for GC.