J.G. Finneran Test Tube Caps
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Finneran Cap Liner
J.G. FinneranThe Finneran 24 mm cap liner ensures tight sealing of the stored sample. It is mainly used in research laboratories or in chemical industries. This liner is made of sturdy PTFE material which ensures long lasting usage and durability.
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Bonded septa in the closure provides extra resealability.
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Polypropylene Snap Caps
J.G. FinneranThere is increasing evidence that exposure to PFAS (Per-and Polyfluoroalkyl) can adversely affect human health. Per-and Polyfluoroalky substances do not break down, accumulating over time. PFAS are widely used in materials such as PTFE. Due to Government regulations that mandate…
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9mm, R.A.M.™ Polypropylene Open-Hole Caps
J.G. FinneranEasy-on, easy off convenience with a twist of the cap that produces an evaporation-proof seal. Larger opening provides increased target area for needle penetration. Available in a variety of colors for easy sample identification. Choose a septa best suited for your application.
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Finneran Closure Cap
J.G. FinneranThe Finneran closure cap is used with chromatography vials to ensure tight sealing of the stored sample. It is mainly used in research laboratories or in chemical industries. This cap is made of sturdy polypropylene material which ensures long lasting usage and durability.
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Cap Color: White Thread Finish: 8-425 Material: Polypropylene (PP) Cap Type: Solid Top
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Finneran Solid Top Cap
J.G. FinneranThe Finneran solid top cap is used with vials to ensure tight sealing of the stored sample. It is mainly used in research laboratories or in chemical industries. This cap is made of sturdy polypropylene material which ensures long lasting usage and durability.
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Bonded septa in the closure provides extra resealability.
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PTFE Cap Liners
J.G. FinneranSolid virgin PTFE liners can be manually inserted into closure and maintains a snug friction fit. PTFE liners are also available in other sizes and thicknesses.
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Finneran Open Hole Cap
J.G. FinneranThe Finneran 9 mm ribbed open hole cap is used with threaded vials to ensure tight sealing of the stored sample. It is mainly used in research laboratories or in chemical industries. This cap is made of sturdy polypropylene material which ensures long lasting usage and durability.
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Bonded septa in the closure provides extra resealability.
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Finneran Closure Assembled
J.G. FinneranThe Finneran Black Top Hat ™ closure cap assembled with PTFE/silicone septa, is used with chromatography vials. It is mainly used in research laboratories or in chemical industries. This cap is made of sturdy material which ensures long lasting usage and durability.
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Finneran VOA Vial
J.G. FinneranThe Finneran 20 mL VOA vial is mainly used in research laboratories or in chemical industries. It is suitable for use with chromatography autosamplers, solid cap and liners for analysis. This vial comes with 24 - 400 mm solid top white polypropylene closure which ensures tight sealing of sample.
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Finneran PTFE Septa
J.G. FinneranThe Finneran 9 mm septa in white color, is mainly used with screw thread closures for tight sealing of the stored sample. It is mainly used in research laboratories or in chemical industries. This septa is made of sturdy PTFE material which ensures long lasting usage and durability.
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Open Hole Polypropylene Caps
J.G. FinneranIn addition to our standard black and white caps, we now offer our VOA Vial caps in a variety of Spring colors. This is an ideal way of color coding your samples.
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There is increasing evidence that exposure to PFAS (Per-and Polyfluoroalkyl) can adversely affect human health. Per-and Polyfluoroalky substances do not break down, accumulating over time. PFAS are widely used in materials such as PTFE. Due to Government regulations that mandate…
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Finneran Snap On Stopper
J.G. FinneranThe Finneran 20 mm snap on stopper in grey color, ensures tight sealing of sample. It is mainly used in research laboratories or in chemical industries. This stopper is made of sturdy chlorobutyl material which ensures long lasting usage and durability.
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8-425 mm Screw Thread Closures
J.G. FinneranAvailable in a wide assortment of colors. Designed for use with Shimadzu, Spectra-Physics, Varian and other autosamplers.
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Solid Top Closures, Polycone lined
J.G. FinneranPhenolic Caps with Polycone Liner. Closures available with various lining materials.
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BiMetal Seals, Magnetic
J.G. FinneranThe BiMetal Seal is comprised of tin and aluminum materials. The outer surface (red or blue) is aluminum and the inner diameter is a silver tin.
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Solid Top Closures, PTFE lined
J.G. FinneranWhite polypropylene closure, PTFE lined. For Boston Round Glass Bottles, See 1204X96 - 1204Y17
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Amber Vial, 4mL
J.G. FinneranDesigned to work in Shimadzu and Waters WISP™ 48 position autosamplers. 4.0mL Amber Vial Black Closure, Red PTFE/Silicone Septa, 0.065"
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Bonded septa in the closure provides extra resealability.
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Polyethylene Snap Plugs With Starburst
J.G. FinneranFlat polyethylene seal is pre-scored with starburst design to allow easier penetration and provide better resealing. Plug is designed to easily push in and remove from the vial while still having a tight fit.
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Finneran PTFE/Silicone Septa
J.G. FinneranThe Finneran 24 mm septa is mainly used with screw thread closures for tight sealing of the stored sample. It is mainly used in research laboratories or in chemical industries. This septa is made of sturdy PTFE/silicone material which ensures long lasting usage and durability.
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Green Thermoset Solid Top Caps
J.G. FinneranThermoset closures are a strong closure with the wide range of chemical compatibility and a high tolerance for both hot and sub-zero temperatures with proper liner selection.
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Metal Threaded Closure (18mm)
J.G. FinneranMagnetic Threaded Screw Caps are offered with a selection of liner materials. For best results, it is very important the headspace vial and the closure form a tight seal.
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Closures For 15 X 45 mm Screw Thread Vials
J.G. FinneranAvailable in a wide assortment of colors. Designed for use with Waters, Shimadzu, Spectra-Physics, Varian and other autosamplers. The Top Seal™ closure with a 0.010" molded septa allows for easy needle penetration and is inert to most solvents. The one piece design saves time by…