Wheaton headspace vials accept 20 mm aluminum seals Rounded shoulders and bottoms, allowing for even heating and safer operation at higher pressures Manufactured from Type I borosilicate glass Top provides a tighter seal with your septa O.D. x Height: 23 x 75 mm Capacity: 20 mL. Related Products: 20 Ml Glass Vials. Compare this item.
Sealing surface of Butyl and PTFE affects a more positive seal than non-PTFE-faced septa. Ideal choice for temperatures below 125°C. Good sealing characteristics, excellent resistance to most solvents with reduced coring and high puncture tolerance.
Medium (.100") and Thin (.060") septa available in all sizes EPA/ VOA VIALS-POLYPROPYLENE OPEN TOP CAPS & SEPTRSEAL TEFLON®/SILICONE SEPTA 1000 CLASS 2000 CLASS 3000 CLASS SIZE Ml GLASS CASE PACK CAP SIZE PRODUCT I PRODUCT I PRODUCT I 20 Clear 72 24-400 176720 276720 376720 20 Amber 72 24-400 176820 276820 376820
Choose from Level 100, 200 (pre-cleaned), or 300 (pre-cleaned and certified) clear or amber glass EPA vials with 20mL and 40mL total volume capacity. Assembled kits include vials with pre-attached caps and septa. Unassembled convenience kits include shrink-wrapped vials and separately packaged caps and septa in polybags.
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Supplied with open top polypropylene caps and Teflon®/FDA grade silicone septa Include a polyproylene cap and Teflon/Silicone/polypropylene liner to ensure easier sampling and extraction 1755C64 through 1755C80 are clear; 1755D18 through 1755D28 are amber. Related Products: Glass Bottle Teflon Cap Compare this item Narrow-Mouth Septa Bottles I-Chem
Bottle Septa. Septa for bottles provide an airtight seal for bottles that prevents environmental contaminants but allows for the removal of the bottle’s contents by piercing with sharp needles. Septa bottle caps are generally available for open-top and screw caps and allow for aseptic syringe dispensing, as well as the addition of materials.
The C&G 40 mL precleaned VOA (volatile organic compound) vial is mainly used in research laboratories or in chemical industries. It is suitable for use with autosamplers, solid cap and liners for analysis. This L3 vial comes with a 24-414 white PTFE septa cap which offers tight sealing of sample. Compare this item.
Nalgene™ Septum Closures: Sterile, Bulk Pack, 38-430mm Thermo Scientific™. Combine the elastomeric sealing of silicone with nonreactive polytetrafluoroethylene reagent contact surfaces in Thermo Scientific™ Nalgene™ Septum Closures, for use with Nalgene™ Sterile PET & PETG media bottles.
Amber Boston Round Glass Bottle. 8oz (240ml) Amber Boston Round with 24-400 White PP Cap and Teflon® Disc attached Cleaned and Certified for Semi-Volatiles 4oz Amber Boston Round with attached 22-400 Black PP Cap and PTFE Disc, Cleaned and Certified for Semi-Volatiles. Related Products: Amber Boston Round Glass Bottles.
Sealing films, tapes and foils are basic consumables common to most wet laboratory setting. Sealing films are designed to protect against oxidation, evaporation, and cross-contamination in cell cultures during processing, storage, and transport. Foils are utilized in multiple ways like covering labware containers and making weighing dishes or
Chemglass. Replacement septa for use with MW-102 open-top screw caps on Minum-Ware® glassware components. Septa are made of silicone rubber with one side having a RED PTFE face, while the opposite side has an ultrathin covering of polypropylene to prevent needle coring when penetrating septa. Compare this item.
They are specifically designed to combine the resealability of silicone with the inertness of PTFE. These discs reseal instantly puncture after puncture, and the PTFE coating is structurally bonded so that no cement is leached or baked out of your sample after needle penetration. Many sizes are available to fit Thermo Scientific™ Reacti-Vial
Tuf-bond Septa (9711D10 to D45) Thickness: 100 mils Of silicone rubber with PTFE facing 10 mils thick Septa of butyl rubber, silicone rubber or rubber-laminated PTFE are available on special order. Septum diameter indicated in listings. Related Products: Screw Cap With Septum. Compare this item.
T/S/T septa provide superior performance with any autosampler employing a large diameter, blunt-tip needle. T/S/T septa can have benefits when working with solvents that tend to attack silicone by protecting both sides of the elastomer. PTFE Disk Septa
