How to choose a suitable chromagraphy vials?

Time:2018/11/09 Pageviews:1 Share:

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1. Types of chromagraphy vials

Vials are: crimp vials, screw vials, and snap vials.

The crimp vials are cheap but requires a crimper and the cap cannot be reused; the screw vials can be reused and is not volatile.

2. Selection of screw vials

Glass - general purpose and acid resistant;

Brown bottle - for light sensitive samples;

Silanization/deactivation - for samples and trace analysis that are easily bonded to the walls of glass 2ml Agilent vials;

Polypropylene - for use in alcohol samples or water soluble solvents;

Micro-lining tube - for very small injection volumes;

High yield - for limited sample volume

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