Chromatography Autosampler Vial Caps
Microsolv Technology Corporation Caps, Screw Top, Solid, without a liner. "knurled", polypropylene, Black Caps. For use with 13-425mm thread, 15x45mm autosampler vials. 100/PK.
This cap is not recommended for storage or transportation of chemicals or samples to be analyzed. Good for storage of dry objects or after inserting a liner.
Sigma Aldrich Fine Chemicals Biosciences SR 57227A solid | 77145-61-0 | MFCD01756430 | 5MG
SR 57227A solid | Mol Wt: 248.15 | 77145-61-0 | MFCD01756430 | 5MG
Analytical Sales & Services 13mm Pre-Assembled Black PP Screw Caps with 0.75" Red Silicone/PTFE Liners
This item has a minimum order quantity of 3 per supplier requirements. ADVANTAGE PRE-ASSEMBLED 100PK
Microsolv Technology Corporation Cap Snap Top Sil/Ptfe Red
Caps, Snap Top, with 0.04"" thick, White Silicone Rubber / Natural PTFE Septa, fitted in smooth, polyethylene, Red Caps. For use with 11mm, 12x32mm Snap Top autosampler vials. BASIK Brand. 1000/CS.
Trajan Scientific Cap Blue Screw 9mm Septa PTFE/Silicone/PTFE, 100 Pack
L-MARK Brand Cap Screw Blue 9mm PTFE/Silicone/PTFE QuikCap 100 Pack
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, Screw Top, with Silicone Rubber / PTFE Pre-Slit Septa, fitted in smooth sided, Robo Style, soft polypropylene, Blue Caps. For use with 9-425mm thread, 12x32mm autosampler vials. 100/PK.
Pre-slit for easy penetration by autosampler needles and to prevent "Septa Plunge" into vials.
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. 100/PK.
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.
Chemglass Life Sciences Crimp Seal, Silver, Clear PTFE/Red Rubber
Crimp Seal, Silver, Clear PTFE/Red Rubber. Medium durometer red rubber with a .015 layer of clear PTFE. Great and economical for routine analysis. Not recommended for multiple injections.
Microsolv Technology Corporation Caps Snap Top Black Sil/Ptfec
Caps, Snap Top, with Silicone Rubber / PTFE Septa, fitted in smooth, polyethylene, Black Caps. For use with 11mm, 12x32mm Snap Top autosampler vials. MicroSolv Brand. 100/PK.
Microsolv Technology Corporation Caps Crimp Blue Red Rubber
Caps, Crimp Top, with Red Rubber / PTFE Septa, fitted in aluminum, Blue Caps. For use with 11mm Crimp or Snap Top, 12x32mm autosampler vials. BASIK Brand. 1000/CS.
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. 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, Red 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, Snap Top, with White PTFE Septa, fitted in smooth, polyethylene, Red Caps. For use with 11mm, 12x32mm Snap Top autosampler vials. 100/PK.
This PTFE (only) Septa is for single injections or non-volatile samples as it will not reseal.