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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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9mm Solid Top R.A.M.™, Ribbed Yellow Polypropylene Cap Unlined

9mm Solid Top R.A.M.™, Ribbed Yellow Polypropylene Cap Unlined,5320-09Y

Amber 9mm Thread R.A.M.™ Vial w/Grad. Spot, 12x32mm, 0.040" PTFE/Butyl Rubber Septa, Smooth Black Cap

Amber 9mm Thread R.A.M.™ Vial w/Grad. Spot, 12x32mm, 0.040" PTFE/Butyl Rubber Septa, Smooth Black Cap,80494EF-12A

Amber 9mm Thread R.A.M.™ Vial w/Grad. Spot, 12x32mm, 0.040" Red PTFE/Silicone Septa, Smooth Black Cap

Amber 9mm Thread R.A.M.™ Vial w/Grad. Spot, 12x32mm, 0.040" Red PTFE/Silicone Septa, Smooth Black Cap,80495EF-12A

Amber 9mm Thread R.A.M.™ Vial w/Grad. Spot, 12x32mm, 0.040" Red PTFE/Silicone, Ribbed Black Cap

Amber 9mm Thread R.A.M.™ Vial w/Grad. Spot, 12x32mm, 0.040" Red PTFE/Silicone, Ribbed Black Cap,80495E-12AF

Amber 9mm Thread R.A.M.™ Vial w/Grad. Spot, 12x32mm, 0.040" PTFE/Butyl Rubber Septa, Ribbed Black Cap

Amber 9mm Thread R.A.M.™ Vial w/Grad. Spot, 12x32mm, 0.040" PTFE/Butyl Rubber Septa, Ribbed Black Cap,80494E-12AF

Amber 9mm Thread R.A.M.™ Vial, 12x32mm, 0.040" PTFE/Butyl Rubber Septa, Ribbed Royal Blue Cap

Amber 9mm Thread R.A.M.™ Vial, 12x32mm, 0.040" PTFE/Butyl Rubber Septa, Ribbed Royal Blue Cap,80494-12AFRB

Amber 9mm Thread R.A.M.™ Vial, 12x32mm, 0.040" PTFE/Butyl Rubber Septa, Smooth Black Cap

Amber 9mm Thread R.A.M.™ Vial, 12x32mm, 0.040" PTFE/Butyl Rubber Septa, Smooth Black Cap ,80494F-12A

Amber 9mm Thread R.A.M.™ Vial, 12x32mm, 0.040" Red PTFE/Silicone Septa, Ribbed Black Cap

Amber 9mm Thread R.A.M.™ Vial, 12x32mm, 0.040" Red PTFE/Silicone Septa, Ribbed Black Cap,80495-12AF