Home » Products» Chromatogarphy instrument» Aijiren» 24-400 screw vial» 24MM Screw Neck PP Caps with Center Hole
24MM Screw Neck PP Caps with Center Hole
Aijiren’s screw PP cover for sample storage vial is made of high-quality polypropylene. The color is usually black and white. You can choose whether to have a cap with a center hole. A cap with a center hole will make it easier for the syringe to be in the vial. Inject the sample or withdraw the sample.
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