Chromatography Autosampler Vial Caps
Neta Scientific Agilent Clr cap w/PTFE/red si rubber septa,500pk
This item is manufactured by Agilent
Agilent Cap, snap, clear PTFE/red silicone septa, 500/pk. Cap size: 11 mm - 2 mL Crimp/Snap Top Vials & Caps
UNSPSC Code 41121800
- 58
Neta Scientific Agilent Hdspc Al crmp cap,PTFE/Si sep,20mm,100PK
This item is manufactured by Agilent
Agilent Cap, crimp, headspace, aluminum, PTFE/silicone septa, 20 mm, 100/pk. Cap size: 20 mm - Headspace Vials & Caps
UNSPSC Code 41121800
- 58
Microsolv Technology Corporation Caps, Snap Top, with 1.0mm thick, Red Rubber / Beige PTFE Septa, fitted in smooth, soft polyethylene, Natural Transparent Caps. For use with 11mm, 12x32mm Snap Top autosampler vials. 1000/CS.
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 Silicone Rubber / PTFE Septa, fitted in smooth, polyethylene, Red 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, Screw Top, Solid, with a Red-Orange Silicone Rubber / TEF liner, in "knurled", closed Blue Caps. For use with 9-425mm thread,12x32mm autosampler vials. MicroSolv Brand 1000/CS.
Silicone Rubber with TEF liner is inert lowers the cost. Liner is 53° Shore D, 0-2mm. Solid top turns autosampler vials into storage vials.
Microsolv Technology Corporation Caps, Screw Top, with Silicone Rubber / PTFE Pre-Slit Septa, bonded in "knurled", polypropylene, Black Caps. For use with 13-425mm thread, 15x45mm autosampler vials. 1000/CS.
Pre-slit for easy penetration by autosampler needles. Recommended for older Waters instruments. Use with 15x45mm, 4ml vials.
Microsolv Technology Corporation Caps, Snap Top, with Red Rubber / PTFE Septa, fitted in smooth, polyethylene, Red 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.
Chemglass Life Sciences Septa Only, GPI 13-425, Red PTFE/Silicone, 13mm x 0.060"
Septa Only, GPI 13-425, Red PTFE/Silicone, 13mm x 0.060".
Microsolv Technology Corporation Caps, Screw Top, with Soft-Guard, White Silicone Rubber / Red PTFE Pre-Slit (X Shape) Septa, fitted in "knurled", polypropylene, Yellow Caps. For use with 9-425mm thread, 12x32mm autosampler vials. 100/PK
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. 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 an Open Hole. "Knurled", polypropylene, Black Caps. Septa are sold separately and must be inserted manually. For use with 8-425mm thread, 12x32mm 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 8-425mm thread, 12x32mm autosampler vials. 100/PK.
Microsolv Technology Corporation Caps, Crimp Top, with Soft-Guard, White Silicone / Red PTFE Septa, fitted in aluminum, Silver Caps. For use with 11mm Crimp or Snap Top, 12x32mm 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. Excellent for HPLC when Crimp Caps are required.
Microsolv Technology Corporation Caps, Screw Top, with Silicone Rubber / PTFE, ultra-pure, Pre-Slit Septa, fitted in "knurled", polypropylene, Light Blue Caps. For use with 9-425mm thread, 12x32mm autosampler vials. 1000/CS.
Highest purity Septa on the market, with no color added to the Rubber or Teflon for improved purity. Good choice for LCMS & LCMS/MS.Pre-slit for easy penetration by autosampler needles and recommended for Waters Alliance, Acquity™ and all other autosamplers that require Pre-Slit Septa.