General Autosampler Vial Cap and Septa Kits
Cole-Parmer Shell Vial, 15 mm, Glass, Flat Bottom, 4 mL, with PE Plug; 1000/pk
Shell vials are an economical choice for many routine HPLC applications. Polyethylene plugs give a tight seal yet are easy to insert or remove.
Waters Corp Waters Snap Neck Cap, Black, 12 × 32 mm, PTFE/Silicone
This product consists of a black snap neck cap and a PTFE/silicone septum, designed for various vial sizes, ideal for sample preparation.
- Snap neck closure
- Black cap color
- 12 × 32 mm dimensions
- PTFE/silicone seal material
- Includes cap and septum
- Suitable for sample preparation
- 100 units per package
Waters Corp WATERS CORPORATION Solid Cap, 22 mL Vial, PTFE/Silicone Liner
This solid cap is designed for 22 mL vials and features a PTFE/Silicone liner. It is used for sample storage and is intended to prevent contamination.
- Includes cap & septum
- PTFE silicone lining is resistant to contamination
- Avoids the need to restart sample preparation procedures due to an unclean surface
- Designed for proper sample storage
- Comes in a 100-pack
- Cap color: White
Waters Corporation Cap and Septum, Green, 12 x 32 mm, Screw Neck, Preslit PTFE/Silicone
This 100-pack of Green Screw Neck Caps is designed for 12 x 32 mm vials and includes a septum, simplifying sample preparation for transferring or loading samples. The caps undergo a strict quality control process to ensure proper performance and are designed to fit laboratory vials. Optimal performance is achieved when used with compatible vials.
- Designed for 12 x 32 mm vials.
- Includes a preslit PTFE/Silicone septum.
- Undergoes a strict quality control process.
- Features a green cap color.
- Packaged with 100 units per package.
- Closure type is screw neck.
- Seal material is preslit PTFE/Silicone.
- Intended for sample preparation applications.
Waters Corp Waters Screw Cap, 15-425, Black, Bonded PTFE/Silicone Septum
This screw cap features an electron-bonded septum that prevents dislodgement during shipment or use. It is designed for sample preparation methods involving heating or cooling, offering high temperature resistance and chemical compatibility with a wide range of laboratory solvents and chemicals. The septum allows for multiple syringe needle punctures while maintaining an effective seal.
- Electron-bonded septum ensures reliable containment.
- Withstands high temperatures for various sample preparation methods.
- Chemically resistant and compatible with common laboratory solvents.
- Septum allows multiple punctures while maintaining an effective seal.
- Cap made of black polypropylene.
- Septum composed of bonded PTFE (polytetrafluoroethylene) and silicone.
- Recommended storage temperature range: -40°C to 70°C (-40°F to 158°F).
Sigma Aldrich Fine Chemicals Biosciences Suba SealR septa blue rubb
Well-known as the best quality rubber turn-over closure with serrated stopper Suba-Seal brand is available exclusively from Sigma-Aldrich. Ideal for air and moisture-sensitive chemistry procedures. After piercing with non-coring needle rubber closes puncture providing air and moisture tight seal to protect contents of vessel or container from atmosphere.This closure has turnover flange molded to grip outside of container neck promoting a double seal in conjunction with annular serrations on hollow plug. Annular serrations depress themselves against the inside wall of the bottle neck making each serration a suctions sealing point.Storage Note for Natural Rubber Septa Store septa in a closed bag out of sunlight to retard blooming which is the formation of a whitish film on the surface of the rubber. Blooming is a natural process and does not affect performance. Remove visible bloom by washing or wiping off before use.Note for extra security when using large bore transfer needles fa
Revvity Health Sciences Inc Reinforced Tubes with Screw Caps & EPDM O-Rings, 2 mL (1000/pk)
Reinforced Tubes with Screw Caps & EPDM O-Rings, 2 mL (1000/pk)
Waters Corp Waters Screw Neck Cap and Septum, White, 12 x 32 mm, PTFE/Silicone
This white screw neck cap with a PTFE/Silicone septum offers secure, chemically inert storage for solvents, solutions, and samples. It ensures a tight seal and effective resealing for repeated injections, suitable across a wide temperature range.
- Secure, chemically inert storage for samples
- Approved for LC and LC/MS analysis; low analyte adsorption
- Tight-sealing screw cap with electron-bonded septum
- Effective resealing for multiple injections
- Operating temperature range: -40°C to 200°C
- Chemically resistant (until punctured), then silicone compatible
- Dimensional tolerances ensure HPLC system compatibility