Chromatography Autosampler Vial Caps Only
Microsolv Technology Corporation Caps, Snap Top, with Soft-Guard, White Silicone Rubber / Red PTFE Septa, fitted in smooth, polyethylene, Red 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.
Microsolv Technology Corporation Caps, Snap Top, with Soft-Guard, White Silicone Rubber / Red PTFE Septa, fitted in smooth, polyethylene, Green Caps. For use with 11mm, 12x32mm Snap Top autosampler vials. 1000/CS.
Soft-Guard™ Septa provide easier penetration of autosampler needles and better resealing than other brands, for longer instrument up-time and fewer missed injections.
Microsolv Technology Corporation Caps, Snap Top, with 1.3mm thick, Silicone Rubber / PTFE Septa, fitted in smooth, soft polyethylene, Natural Translucent Caps. For use with 11mm, 12x32mm Snap Top autosampler vials. 100/PK.
Soft polyethylene caps are more pliable than other Snap Caps and are easier to place on the vial. Popular choice when using a large number of caps at one time. These caps may not seal as well as other Snap Caps and should be used with sample solvents with low volatility.
Microsolv Technology Corporation Caps, Snap Top, with 0.04" thick, White Silicone Rubber / Natural PTFE Pre-Slit Septa, fitted in smooth, polyethylene, Green Caps. For use with 11mm, 12x32mm Snap Top autosampler vials. 1000/CS.
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, Snap Top, with 0.04" thick, White Silicone Rubber / Natural PTFE Pre-Slit Septa, fitted in smooth, polyethylene, Light Blue 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, Snap Top, with 0.04" thick, White Silicone Rubber / Natural PTFE Pre-Slit Septa, fitted in smooth, polyethylene, Red 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, Snap Top, with 0.04" thick, White Silicone Rubber / Natural PTFE Pre-Slit Septa, fitted in smooth, polyethylene, Red Caps. For use with 11mm, 12x32mm Snap Top autosampler vials. 1000/CS.
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, Purple 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 Soft-Guard, White Silicone Rubber / Red PTFE Pre-Slit Septa, bonded in "knurled", polypropylene, Blue Caps. For use with 9-425mm thread, 12x32mm autosampler vials. 1000/CS
This is our Pre-Slit Screw Cap for autosampler vials. Pre-slit for easy penetration by autosampler needles. Recommended for Waters Alliance & Acquity instruments. Soft-Guard™ Septa are easier to penetrate by autosampler needles, and re-seals better than other Caps on the market. This provides longer instrument up-time, fewer missed injections and more consistent data. Use for HPLC, GC, LCMS or GCMS.
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. 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.
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. 1000/CS.
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.
Trajan Scientific L-MARK Brand Cap Screw Gray 9 mm Pre-slit, 100 Pack
L-MARK Brand Screw Cap, PP, Gray, Clear PTFE/Clear Silicone With Slit LCMS grade, 9 mm, Bonded, 100 Pack. Made in the USA.
Trajan Scientific L-MARK Brand Cap Blue Screw Bonded 9 mm, 100 Pack
L-MARK Brand Screw Cap, PP, Blue, Clear PTFE/Clear Silicone LCMS grade, 9 mm, Bonded, 100 Pack. Made in the USA.
Trajan Scientific L-MARK Brand Cap Crimp Natural 11 mm, 100 Pack
L-MARK Brand Cap, Crimp, Aluminum, Natural, 11 mm, Chromatography, PTFE/Red Rubber, 100 Pack. Made in the USA.
Trajan Scientific L-MARK Brand Cap Screw 24-414 White Solid Top T/S Liner, 100 Pack
L-MARK Brand, Cap, Screw, 24-414, White, Closed Top, With 0.125" thick PTFE/Silicone liner, 100 Pack. Made in the USA.