20mm Crimp-top Aluminum Cap with Septa

20mm crimp headspace vial is widely used in Headspace and GC, GCMS application. 20mm Aluminum Crimp Cap Seals and Vials ensure that a proper seal is made for this demanding application.

Suitable for 11mm 2ml Crimp Neck Vials & 20mm Headspace GC Vials
Caps Material: Aluminum
Use Together with PTFE/Silicone Septa or Rubber Stopper
Color: Metal Silver
Vial Septa & Rubber Stopper and Crimpers are also Provided

The material of Headspace Vials is low extractable Borosilicate glass with low expansion rate, high-temperature resistance, high strength, high hardness, high light transmittance and high chemical stability. Headspace Vials suitable for headspace analysis of volatile solids and gases.

Type 1 borosilicate glass. Clear glass vials with 20mm crimp seal finish are designed to fit most headspace autosamplers. Flat bottom vials maximize heating efficiency when used with bottom. Round bottom vials are more easily handled by robotic arms that lift the vial from the tray.

Type: One-piece magnetic threaded seal cap
Thread: 18mm diameter
Center hole: 8mm (standard) or closed top
Separator type:
・Blue PTFE/white silicone (SACA001)
・Red PTFE/white silicone (SACA002-II)
・White PTFE/blue silicone – SPME only (SACA003-1)
・Gray PTFE/red butyl (SACA004)
Cap: Metal magnetic base

Torticollis headspace sample vial, 10mL or 20mL volume, flat-bottomed or round-bottomed 20mm crimp top vial cap to ensure consistent safety sealing.

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.

Aijiren Headspace Vials feature rounded shoulders and bottoms, allowing for even heating and safer operation at higher pressures. The newly designed top provides a tighter seal with your septa. Vials are manufactured from Type I borosilicate glass and accept 20 mm aluminum seals.

Aijiren is a manufacturer specializing in 6ml 20mm Crimp-Top Headspace Vial. Aijiren’s customers are located in more than 70 countries around the world. Aijiren has created the title of China’s well-known 6ml 20mm Crimp-Top Headspace Vial supplier with service and product quality.

Autosampler Vials, Caps and Closures Aijiren 20 mm Headspace Glass Vials 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.

Aluminum Caps for 20mm Crimp-top Vial
9.5mm Centre Hole
Septa: PTFE/ Silicone
Septa Size: 20*3mm

10ml Crimp Top Headspace Vial has a very good seal and can be used for volatile samples, but it needs to be used with 20mm Hand Crimper to seal the vials, and when opening the lid, it needs to be sealed with 20mm Hand Decrimper.

Headspace Vials & Caps Aijiren 20 mL certified screw and crimp style, clear or amber glass headspace vials and associated 20 mm headspace caps are engineered to prevent sample contamination while providing consistent, secure seals.

Aijiren focus on improving the safety and integrity of our Headspace vial. Aijiren provide innovative 20mL 20mm Crimp-Top Headspace Vial to ensure consistent productivity in all separation processes. These 20mL 20mm Crimp-Top Headspace Vial are the best choice for GC. 20mL 20mm Crimp-Top Headspace Vialmade of borosilicate glass.

The 20mm septum is made of PTFE/silicone fusion, which has excellent inertness and can be used for multiple injections. The thickness is 3mm, and PTFE is about 0.08mm. The cap of the clamp-top empty bottle is made of metal aluminum

Aijiren Tech crimp top headspace vials are available in a flat or round bottom style, with clear or amber glass. Headspace closures are available in pre-assembled caps with septums or can be ordered individually. Pressure release, seal with lining, and seal with magnetic lining are also optional.

Suit for: 20mm Crimp Top Headspace Vial
Cap Color: Blue
Material: Magnetic Aluminum
Cap Feature: 8mm Centre Hole

This table summarizes the full range of AIJIREN screw-cap headspace vials—available in 6mL, 10mL, and 20mL capacities, clear or amber glass, and with flat and round bottom options. Equipped with Type 5 or Type 7 septa and aluminum cap assemblies, they ensure leak-proof sampling. Suitable for high-throughput GC/HPLC and autosamplers.

The headspace bottles are made of borosilicate glass and are produced by Aijiren. Pressed top headspace bottles are available in amber glass with rounded bottoms. Our headspace bottles meet OEM standards.

According to different materials, it can be divided into two types, one is domestic borosilicate, and the other is imported first-grade hydrolyzed glass to meet different levels of customer needs.
The optional capacity is 10ml 20ml, the specifications are: 22.5*46mm, 22.5*75mm, and two colorless and brown headspace vials are provided.