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Screw Caps

Screw caps are available in 8mm, 9mm, 10mm and 13mm sizes suitable for the respective neck size vials. All the caps come with various options, open hole, solid top, pre assembled with different septa like PTFE/Sil, PTFE/rubber, PTFE/Sil/PTFE as well as slit septas.

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13-425mm Black Open Hole Polypropylene Closure, PTFE/Silicone/PTFE Septa, 0.040"

13-425mm Black Open Hole Polypropylene Closure, PTFE/Silicone/PTFE Septa, 0.040",804060-13

13-425mm Black Open Hole Polypropylene Closure, Red PTFE/Silicone Septa, 0.060” with Slit

13-425mm Black Open Hole Polypropylene Closure, Red PTFE/Silicone Septa, 0.060” with Slit,806070-13

13-425mm Black Top Hat™ [Patented] Closure, Assembled with PTFE/Silicone Septa

13-425mm Black Top Hat™ [Patented] Closure, Assembled with PTFE/Silicone Septa,806550TH-13

13-425mm Black, Polypropylene Glass Filled Open Hole Closure

13-425mm Black, Polypropylene Glass Filled Open Hole Closure,5340-13

13-425mm Black, Polypropylene Open Hole Cap

13-425mm Black, Polypropylene Open Hole Cap,5310-13

13-425mm Blue Open Hole Polypropylene Closure, Bonded PTFE/Silicone Septa, 0.060"

13-425mm Blue Open Hole Polypropylene Closure, Bonded PTFE/Silicone Septa, 0.060",806061-13B

13-425mm Blue, Polypropylene Open Hole Cap

13-425mm Blue, Polypropylene Open Hole Cap,5310-13B

13-425mm Green Ribbed Thermoset Solid Top Cap, PTFE/F217 Lined

13-425mm Green Ribbed Thermoset Solid Top Cap, PTFE/F217 Lined,5360PH-13G