Chromatography Autosampler Vial Caps Only
Gerstel Metal Screw Caps, for 10/20 mL MPS Vials, 100/Pack
Metal screw caps with 1.3 mm septa (blue silicone/PTFE, preassembled) for 10/20 mL MPS vials, Package of 100
Neta Scientific Agilent Caps, screw type, blue 100/PK
This item is manufactured by Agilent
Agilent Cap, screw, blue, certified, PTFE/white silicone septa, 100/pk. Cap size: 12 mm - Screw Caps with Septa for Wide Opening (9 mm) Vials
UNSPSC Code 41121800
- 58
Chemglass Life Sciences Aluminum Seal, 11mm, Silver, PTFE/Silicone with Slit
Aluminum Seal, 11mm, Silver, PTFE/Silicone with Slit. The 11mm anodized aluminum seals are manufactured to fit all 11mm crimp top vials and are available in a variety of colors. Pure Silicone laminated with .005 of PTFE. Recommended when multiple injections are required. Resist coring and excellent resealing qualities. Medium durometer silicone with .003 silicone laminated on both sides. Great for trace analysis work. Resist coring and good resealing characteristics. Use with auto samplers with blunt tip syringes.
Microsolv Technology Corporation Caps, Screw Top, with Silicone Rubber / Polypropylene Septa, in "knurled", Polypropylene Blue Caps. 1000/CS.
These unique caps can be used for almost any sample but are designed for Polyfluoroalkyl Substances (PFAS) testing in our autosampler vials. The silicone rubber (for optimal sealing), and Polypropylene fitted Septa (for inertness) are excellent for chromatography. These caps do not contain PTFE like most other autosampler vial caps. Use with AQ™ Brand or RSA™ brand 9mm screw thread autosampler vials for best performance and sealing.
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, Snap Top, with White PTFE Septa, fitted in smooth, polyethylene, Blue Caps. For use with 11mm, 12x32mm Snap Top autosampler vials. 1000/CS.
This PTFE (only) Septa is for single injections or non volatile samples as it will not reseal. Buying in case quantities can save money and time.
Microsolv Technology Corporation Caps, Screw Top, with Silicone Rubber / PTFE Septa, fitted in smooth sided, Robo Style, soft polypropylene, Black Caps. For use with 9-425mm thread, 12x32mm autosampler vials. 100/PK.
Caps, Screw Top, with Silicone Rubber / PTFE Septa, fitted in smooth sided, Robo Style, soft polypropylene, Black Caps. For use with 9-425mm thread, 12x32mm autosampler vials. 100/PK.
Chemglass Life Sciences Preassembled Closure and Septa, Green, 9mm Thread, PTFE/Silicone Septa
Preassembled Closure and Septa, Green, 9mm Thread, PTFE/Silicone Septa. Pre-assembled closure and septa minimize contamination from handling. They are convenient and available in a variety of colors with your choice of septa.
Microsolv Technology Corporation Caps, Screw Top, with Soft-Guard, White Silicone Rubber / Red PTFE Septa, bonded in "knurled", polypropylene, Natural Translucent Caps. For use with 9-425mm thread, 12x32mm autosampler vials. 100/PK
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. Click HERE for more information about Soft-Guard™ Septa Technology.
Microsolv Technology Corporation Caps, Screw Top, with Soft-Guard, White Silicone Rubber / Red PTFE Pre-Slit (X Shape) Septa, fitted in "knurled", polypropylene, Green 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 Epp Vial/Scrwcap Aq Sil/Ptfe 2
Vial & Cap Kit Includes 100 EA 2ml, Screw Top, Clear Autosampler Vials and 100 EA matching Screw Caps with Tan Silicone Rubber / White PTFE Septa bonded in the Blue Caps. AQ Brand Easy Purchase Pack. 1/PK.
Trajan Scientific Headspace Crimp Cap Butyl/PTFE Septa, PharmaFix, 3mm, 100 Pack
Septa only, PharmaFix (Butyl/PTFE), 100 Pack
Bellco Glass, Inc. Grn Open top S/Cap,45mm With 1 5/16 Hole"
Ideal for addition & withdraw of contents via syringe. 45mm cap has 33mm hole to accommodate 45mm septa or 45mm port assembly. 32mm cap has 20mm hole to accommodate 32mm septa or 32mm port assembly. MADE IN THE USA Polypropylene Size: 45mm Color: green
Trajan Scientific L-MARK Brand Cap Screw 18mm Headspace PTFE/Silicone 1.5mm, Case of 1000
L-MARK Brand Cap Screw 18mm Headspace 1.5mm Blue PTFE/White Silicone Magnetic 1000/case. Made in the USA.
Microsolv Technology Corporation Caps, Crimp Top, with Red Rubber / PTFE Septa, fitted in aluminum, Green 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.