Import 20mm Crimp-Top Headspace — Buy in wholesale FOB from Supplier in China

The 20mm Crimp-top Headspace is a laboratory vials system designed for headspace sampling analysis in gas chromatography applications. These vials are available in 10mL and 20mL capacities with either flat or rounded bottom profiles, measuring 22.5mm in diameter with heights of 46mm for 10mL and 75.5mm for 20mL variants. The bevelled top design ensures compatibility with major autosampler brands including Agilent, Thermo Scientific, Shimadzu, Varian, CTC PAL, Tekmar, and Gerstel instruments. The listing offers both clear and amber glass options to protect light-sensitive samples.

The crimp-top system consists of aluminum caps with 20mm diameter and 10mm centre hole, paired with PTFE/rubber septa measuring 20mm x 3mm with temperature resistance from -60°C to 200°C. Septa options include white PTFE/white silicone, natural PTFE/natural silicone, white PTFE/blue silicone, natural PTFE/yellow silicone, and natural PTFE/blue silicone. Magnetic aluminum caps are available for CTC instrument compatibility. The caps provide a consistently secure seal with optional pressure safety release at 45 psi. All products carry CE certification and the company operates under ISO certificated quality management system.

These headspace vials are primarily purchased by analytical laboratories, pharmaceutical quality control departments, environmental testing facilities, and research institutions conducting volatile compound analysis. The supplier indicates no minimum order quantity for dealers or end users, with standard packaging of 100 pieces per pack. Typical applications include residual solvent testing in pharmaceuticals, environmental pollutant analysis, and food flavor compound profiling. The supplier offers free samples for testing and maintains inventory of 5 million units for 24-hour delivery on regular orders.

Quzhou Lab Technology Co., Ltd is located at No.158 East Huayuan Road, Quzhou, Zhejiang Province, China, with postal code 324000. The supplier holds ISO quality management system certification and CE certification for its products, with SGS test reports available upon request. The listing indicates 4 years of OEM experience and offers a 1-year warranty on products supplied.

The supplier operates with a trust tier rating of harbor and maintains a product portfolio exceeding 2000 kinds of laboratory consumables. The listing states 24-hour delivery for regular orders from a stock of 5 million units, with technical service available to respond to issues within 2 hours. The response rate and average response hours show as zero on the source data, indicating limited recent platform activity.