Chromatography Autosampler Vial Caps Only
Microsolv Technology Corporation Caps, Headspace, Screw Top, Closed, with White Silicone Rubber / Red PTFE Liner, fitted in Steel, Magnetic, Silver Caps. For use with 18mm Precision Thread Headspace Vials. 100/PK.
Silicone Rubber / Ultraclean PTFE Liner has a durometer of 45⁰ Shore A (hardness) and is 1.3mm thick. Cap has ND18 Screw Threads. Recommended with Agilent, Perkin Elmer Turbomax 16, 40 & 110 and other autosamplers. Closed Cap and liner good storage.
Microsolv Technology Corporation Caps, Headspace, Crimp Top, with White Silicone Rubber / Blue PTFE SPME Style Septa, fitted in Steel, Magnetic, Gold Caps with 8mm center holes. For use with 20mm Crimp Top Headspace Vials. 100/PK.
Special Shape Septa with thick rubber outer ring (3mm) and thinned rubber center (1.5mm) provides a good seal with most 20mm crimp top Headspace vials. The target area on this Septa is easer for SPME needles to penetrate, minimizing broken or damaged needles. Recommended with CTC Pal and other autosamplers with SPME or Solid Phase Micro-Extraction injectors.
Microsolv Technology Corporation Caps, Snap Top, with Silicone Rubber / PTFE Septa, fitted in smooth, polyethylene, Black Caps. For use with 11mm, 12x32mm Snap Top autosampler vials. 1000/CS.
This cap is our original Snap Cap and has been on the market for 30 years.
Microsolv Technology Corporation Caps, Snap Top, with Red PTFE / White Silicone Rubber / Red PTFE Septa, fitted in smooth, polyethylene, Green Caps. For use with 11mm, 12x32mm Snap Top 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, Screw Top, with an Open Hole, "knurled", polypropylene, Black Caps. Septa are sold separately and must be inserted manually. For use with 13-425mm thread, 15x45mm autosampler vials. 100/PK.
Caps, Screw Top, with an Open Hole, "knurled", polypropylene, Black Caps. Septa are sold separately and must be inserted manually. For use with 13-425mm thread, 15x45mm autosampler vials. 100/PK.
Microsolv Technology Corporation Caps, Screw Top, with Orange Red Rubber / PTFE Septa, bonded in "knurled", polypropylene, Green Caps. For use with 9-425mm thread, 12x32mm autosampler vials. 100/PK.
Orange-Red Silicone Rubber is more economical White Silicone Rubber and softer than Natural Red Rubber which is better for your autosamplers, minimizing damaging needles and injections systems.
Microsolv Technology Corporation Caps, Screw Top, with PTFE / Silicone Rubber / PTFE Septa, fitted in "knurled", polypropylene, Black Caps. For use with 13-425mm thread, 15x45mm autosampler vials. 100/PK.
Use with 15x45, 4ml autosampler vials. Used with older Waters and Shimadzu autosamplers. Designed 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 Red PTFE / White Silicone Rubber / Red PTFE Septa, fitted in smooth, polyethylene, Blue Caps. For use with 11mm, 12x32mm Snap Top autosampler vials. 1000/CS.
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. Buying in case quantities can save money and time.
Microsolv Technology Corporation Caps, Snap Top, with Silicone Rubber / PTFE Pre-Slit (Y Shape) Septa, fitted in smooth, polyethylene, Blue Caps. For use with 11mm, 12x32mm Snap Top autosampler vials. 100/PK.
Pre-Slit septa are normally recommended for Waters Alliance instruments.Y Shape Pre-Slit offers a great target area for injector needles and are easier to penetrate but do not reseal as well as single slit septa.
Microsolv Technology Corporation Caps, Snap Top, with Red Rubber / PTFE Septa, fitted in smooth, polyethylene, Green Caps. For use with 11mm, 12x32mm Snap Top autosampler vials. 100/PK.
Red Rubber / PTFE is often the choice of labs that do not want to analyze with silicone rubber in the Septa and want a lower cost cap.
Microsolv Technology Corporation Caps, Snap Top, with Red Rubber / PTFE Septa, fitted in smooth, polyethylene, Blue Caps. For use with 11mm, 12x32mm Snap Top autosampler vials. 1000/CS.
Red Rubber / PTFE is often the choice of labs that do not want to analyze with silicone rubber in the Septa and want a lower cost cap.
Microsolv Technology Corporation Caps, Screw Top, with Orange Red Rubber / PTFE Septa, bonded in "knurled", polypropylene, Blue Caps. For use with 9-425mm thread, 12x32mm autosampler vials. 1000/CS.
Orange-Red Silicone Rubber is more economical White Silicone Rubber and softer than Natural Red Rubber which is better for your autosamplers, minimizing damaging needles and injections systems.
Microsolv Technology Corporation Caps, Screw Top, with Silicone Rubber /PTFE Pre-Slit Septa, fitted in a smooth sided, Robo Style Yellow Caps. For use with 9-425 thread, 12x32mm autosampler vials. 100/PK.
Pre-slit for easy penetration by autosampler needles and to prevent "Septa Plunge".