Black Phenolic Screw Caps With Metal-Foil Liners Screw cap size: 28-400 For use with organic solvents. Wheaton Science Products completes your package with the right closure. We provide a wide variety of caps seals and stoppers to ensure a perfect fit for your container.
Black Phenolic Screw Caps With Metal-Foil Liners Screw cap size: 28-400 For use with organic solvents. Wheaton Science Products completes your package with the right closure. We provide a wide variety of caps seals and stoppers to ensure a perfect fit for your container.