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An outer diameter of about 5.7mm, 4ml HPLC vials china manufacturer the inner tube has a thin wall thickness, and is not stable in a 9mm sample vial, which may damage the syringe, but the advantage is that the autosampler is more adaptable. Almost all brands of vialss are available.
Another relatively high-priced outer diameter is 6mm. The inner cannula glass is much thicker. It is obviously vertical after the sample is placed. The protection of the needle is better, but the problem is that the inner cannula is not completely Compatible with all vials, the currently known fully compatible L-series of La-Pha-Pack, CNW and American Finneran jaws, including Agilent's original vialss, are not guaranteed to be fully compatible, although Agilent The original factory has a similar outer diameter product, 4ml HPLC vials china manufacturer please be careful.
This is the end of the introduction of Introduction of two kinds of cannula in the flat bottom of the automatic sample vials. I hope it can help you.