Thermo Fisher Scientific

Screw Top Headspace Vials. When using headspace analysis the normal means of closure has been the use of a 20mm crimp. This gives a permanent and tamper proof closure but it dose mean that the addition of material to the sample vial after crimping has required de-capping and re-crimping.

Unlike crimp cap vials, require no tools for closure. Manufactured with superior quality (Type 1, Class A) glass, they are available with a round bottom in sizes with usable volumes of 10mL or 20mL.

Shop online for a wide selection of Thermo Scientific™ 18mm Headspace Vials & Closures Vials are available in 10mL and 20mL usable volumes with screw

Oct 02, 2015 · In analytical labs by comparison the most common test is a “twist-test”, in which the chemist attempts to twist the cap to determine if it is tight enough from their own experience. Figure 1. Basic layout of 4-jaw crimping mechanism showing the compressed cap in the final position

Thermo Scientific™ 11 mm Glass Crimp Top Vials Use these 11 mm clear glass vials with snap caps or aluminum crimp seal closures. 143.20 SEK - 8543.14 SEK

Thermo Scientific™ headspace vials are available in clear or amber glass with a round or flat base, a crimp seal with a beveled or square edge finish, or with a screw-thread finish. Headspace vials, septum, and caps can be purchased in various quantities separately or together as convenience kits to fit your laboratory needs.

Save time during sample preparation and reduce the risk of contamination using Thermo Scientific 20mm Crimp Top Clear Headspace Vial Convenience Kits (Unassembled). Each kit includes matched quantities of vials and caps with pre-assembled septa. Choose from Thermo Scientific National and Thermo Scientific Chromacol brands. Choose septa materials to meet your needs.Gray Butyl Stoppers are []

Thermo Scientific™ headspace vials are available in clear or amber glass with a round or flat base, a crimp seal with a beveled or square edge finish, or with a screw-thread finish. Headspace vials, septum, and caps can be purchased in various quantities separately or together as convenience kits to fit your laboratory needs.

Headspace Vials and Closures from Thermo Scientific. Glass vials with 20 mm crimp seal or 18 mm screw tread finish are designed to fit most headspace autosamplers.

Requires but does not include Bench Top Vial Crimper p/n N6621006. For use on GC Headspace Vials or LC Large Volume Vials. Crimp capping is still a preferred method by some laboratories to ensure sample integrity, particularly those containing volatile compounds.

11 mm Standard & Wide Opening Crimp Thread Vials & Caps Cat. No. Description 03-391-2 11 mm standard opening clear crimp vial, no patch 03-391-38 11 mm standard opening amber vial, no patch 03-391-5 11 mm wide opening clear crimp vial no patch 03-391-6 11 mm wide opening amber crimp with patch 03-391-3 11 mm crimp cap silver, clear PTFE/Red Rubber

Thermo Scientific™ 18mm Headspace Vials & Closures Vials are available in 10mL and 20mL usable volumes with screw thread closure styles that require no tools for closure. 256.15 SEK - 1082.08 SEK