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Magnetic Screw Cap

The Magnetic Screw Cap AI-57 is a premium laboratory closure designed for secure sealing of chromatography vials used in HPLC, GC, LC-MS, and other analytical applications. Manufactured from high-quality aluminum with a magnetic top and compatible septa, it provides excellent sealing performance, minimizes sample evaporation, and ensures reliable sample integrity during storage and analysis.

Specification Details
Product Name Magnetic Screw Cap AI-57
Category Analytical Instrument
Product Type Magnetic Screw Cap
Material Aluminum with Magnetic Top
Closure Type Screw Cap
Septa Compatibility PTFE/Silicone Septa
Chemical Resistance Excellent
Leak Resistance High
Thread Type Standard Laboratory Screw Thread
Compatibility HPLC, GC, LC-MS & Autosampler Vials
Reusability Yes (Application Dependent)
Application Sample Sealing & Chromatography Analysis
  • High-quality aluminum construction for long-lasting durability.
  • Magnetic top allows easy autosampler handling.
  • Secure screw-thread design provides leak-resistant sealing.
  • Compatible with PTFE/silicone septa for contamination-free analysis.
  • Excellent resistance to laboratory chemicals and solvents.
  • Minimizes sample evaporation and leakage.
  • Easy to install and remove without specialized tools.
  • Compatible with most standard chromatography vial systems.
  • Ideal for pharmaceutical, biotechnology, chemical, environmental, food testing, and research laboratories.
  • Suitable for HPLC, GC, LC-MS, and other chromatography applications.
  • Helps preserve sample integrity during storage, transport, and analysis.
  • Use with compatible PTFE/silicone septa for optimum sealing performance.
  • Store in a clean, dry, and dust-free environment.
  • Inspect caps before use to ensure proper sealing performance.
  • Available in various thread sizes to suit different laboratory vial specifications.
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