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24mm Screw Closures

There are two types of 24mm Screw neck Cap, center hole and closed-top. The cap with center hole can be more convenient for sample injection. The closed top can store samples and has better sealing. It can have its own for 20ml-60ml. Storage range and capacity.

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In addition to producing sample storage vials, Aijiren also produces matching closures, using high-quality PP to make Cap with a threaded pattern. The inner diameter of the Cap is 24mm, which matches the neck of the vial. Septa is made of Nature PTFE and Nature Silicone, with a diameter of 22mm and a thickness of 3mm, which is convenient for automatic injection needle puncture.
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