Chromatography Autosampler Vial Caps
Microsolv Technology Corporation Caps, Screw Top, with Soft-Guard, White Silicone Rubber / Red PTFE Pre-Slit (X Shape) Septa, fitted in "knurled", polypropylene, Red 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 Natural Silicone Rubber / Natural PTFE Septa, fitted in knurled polypropylene, White Caps. For use with 24-414mm threaded EPA Style vials. ND24 threads. 100/PK.
Septa is 3.18mm (0.125") thick and can be used as an autosampler vial cap or for long term storage with any 30, 40 or 60 EPA Style vial that has 40-414 threads. Cap has a 12.5mm top hole.
Microsolv Technology Corporation Caps, Snap Top, with 0.04" thick, White Silicone Rubber / Natural PTFE Pre-Slit Septa, fitted in smooth, polyethylene, Natural Transparent 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 Soft-Guard, White Silicone Rubber / Red PTFE Pre-Slit Septa, bonded in "knurled", polypropylene, Red Caps. For use with 9-425mm thread, 12x32mm autosampler vials. 100/PK
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, Solid, with Red-Orange Natural Rubber / Transparent TFE Liner, fitted in knurled polypropylene, Black Caps. For use with ND15 thread, storage Vials or Bottles. 100/PK.
Natural Rubber / TFE Liner is 60⁰ Shore A (hardness) and is 1.3mm thick. Cap can be used for use with Storage Vials or Bottles with 15-400mm screw threads.
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 Soft-Guard, White Silicone Rubber / Red PTFE Septa, bonded in "knurled", polypropylene, Red 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, Snap Top, with Red PTFE / White Silicone Rubber / Red PTFE Septa, fitted in smooth, polyethylene, Yellow 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, Solid, with Natural Silicone Rubber / Natural PTFE Liner, fitted in knurled polypropylene, White Caps. For use with 24-414mm threaded EPA Style vials. ND24 threads. 100/PK.
Liner is 3.18mm (0.125") thick and can be used for long term storage with any 30, 40 or 60 EPA Style vial that has 40-414 threads. Solid top cap does not have an opening and is designed for storage or transportation.
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. 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 Soft-Guard, White Silicone Rubber / Red PTFE Pre-Slit (X Shape) Septa, fitted in "knurled", polypropylene, Black 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, Snap Top, with Soft-Guard, White Silicone Rubber / Red PTFE Pre-Slit Septa, fitted in smooth, polyethylene, Black 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. Pre-Slit Septa are normally recommended for Waters Alliance and Acquity instruments.
Microsolv Technology Corporation Caps, Screw Top, with Soft-Guard, White Silicone Rubber / Red PTFE Septa, bonded in "knurled", polypropylene, Black 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, Headspace, Crimp Top, with White Silicone Rubber / Blue PTFE SPME Style Septa, fitted in Bimetallic, Magnetic, Red 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. Bimetallic Caps have a magnetic center and an aluminum outer ring that makes crimping them easier than all steel caps.
Microsolv Technology Corporation Caps, Snap Top, with Silicone Rubber / PTFE Septa, fitted in smooth, polyethylene, Green 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.