Membrane Caps

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Membrane Caps
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  • PTFE sealed-in gas permeable membrane. Reduces risk of excess internal pressure. Can be tightened during autoclaving.

  • Orion Membrane Cap Kit For Do Probes

    Thermo Scientific Orion

    Reduce probe servicing time and eliminate assembly problems using Thermo Scientific™ Orion™ Membrane Caps for Polarographic Dissolved Oxygen Probe. Convenient screw-on membrane caps help ensure optimal probe performance

  • Includes bottle of NaCl electrolyte, 1 sanding disc, and 6 screw-on cap membranes. 1.25 Mil PE, Polyethylene membranes. Yellow cap. Response Time (T95 - from 0 to 100%) = 8 seconds Flow Dependence After 4 Minutes = 25% Required Flow Rate = 6 inches/ second

  • Caps

    TriForest

    caps though custom colors are available upon request. Duo Cap Accompanies both flat and baffled flasks of all sizes. Also available for media bottles. Constructed in standard blue polypropelene with a PTFE 0.22 µm membrane. Ideal for aerobic/anaerobic cell culture. Septum Cap

  • For passive air sampling to ensure correct diffusion path length. Same as standard diffusion caps but with a silicone membrane.

  • …and clear graduations Notched bottom for slip free stacking Sterilized by gamma irradiation Both plug seal caps (no membrane) and vented caps (with breathable membrane) are available Clear lot number for batch traceability Non-Pyrogenic, DNase/RNase-FREE Denville® cell…

  • Includes bottle of electrolyte, 1 sanding disc, and 6 screw-on cap membranes. 2.00 mL PE membranes, Blue cap Response Time (T95 - from 0 to 100%) = 17 seconds Flow Dependence After 4 Minutes = 18% Required Flow Rate = 3 inches/second  

  • …DO and temperature sensors Weighted and waterproof; sinks easily Uses cap membranes for easy replacement. Cable is connected directly to probe body. Compatible with Model 52, 7230D50 and Model 58, 7230R25. Includes six cap membranes and KCl solution. For replacement membranes, see 7230R78.

  • … Autoclavable Vented Caps have a 0.22 µm polytetrafluoroethylene (PTFE) hydrophobic membrane. The polybutylene terephthalate (PBT) High Temperature Caps can be sterilized at up to 180°C and have a Teflon® liner for sealing. The Open Top Caps are polybutylene terephthalate…

  • …Polypropylene snap cap microcentrifuge tubes with graduations. Tubes have frosted side labeling surface and a thin membrane cap that can be pierced easily by a syringe. Resealable bag. Spins to 20,000 RCF. Autoclavable. (122°C) With flat attached snap caps, side graduations, and…

  • …developed the world’s first hands-free centrifuge tube filtration system. Each filtration unit includes a sterile centrifuge tube and cap, 50ml funnel with PES membrane, funnel adapter (for the 15ml tube assembly), vacuum hose adapter, and dual centrifuge tube stand. The Autofil® Centrifuge…

  • Includes bottle of electrolyte, 1 sanding disc, and 6 screw-on cap membranes. 1.25 mL PE membranes.  Yellow cap. Response Time (T95 - from 0 to 100%) = 8 seconds Flow Dependence After 4 Minutes = 25% Required Flow Rate = 6 inches/second

  • PTFE Membrane

    PerkinElmer

    Modular “building block” type gas-liquid separator made from chemically-resistant plastic. An exchangeable PTFE membrane in the screw cap of the separator prevents liquid from being carried into the quartz cell when working with strong foaming samples.

  • …3 size hose diameters and improves stability Polyethersulfone (PES) membrane for high flow and low binding Two membrane pore sizes: 0.22µm or 0.45µm Filter systems include bottle top filter and solution bottle with cap Bottle top filters fit standard 45mm threaded solution storage bottles…

  • Flask Caps

    Celltreat Scientific

    Solid or vent replacement caps for tissue culture and suspension culture flasks, packaged sterile (gamma irradiated) Vent caps feature 0.22um hydrophobic membrane for gas exchange Manufactured from medical grade virgin polyethylene (HDPE)

  • …and Breathe-Easier membranes allow microtube cap closure and wont bind in centrifuge rotors. Sized to fit 0.5 and 2.0 mL microcentrifuge tubes, membranes are formatted with an easy use finger tab and a convenient scoring liner to make removal quick and easy. Both membranes are FDA-approved for…

  • Probe Caps And Maintenance Kits

    Thermo Scientific Orion

    …oz.), two membrane caps and a polishing disk. 7238F20 Maintenance Kit includes electrolyte solution (2 oz.), cleaning solution (2 oz.), cleaning paper, three membrane caps and a filling pipet. 7238F56 Maintenance Kit includes electrolyte solution (2 oz.), two membrane caps and a polishing…

  • Vented Caps

    Chemglass

    Blue polypropylene vented cap has a 0.22µm PTFE hydrophobic membrane to allow gas exchange while preventing contamination. They are autoclavable at 121°C. Must be used with our 70mm silicone gasket

  • …threaded cap Thomas No. 1234H49 is a universal cap with a vented overcap designed to fit pre-existing filling systems for other product brands. Vented overcap has 1.0 µm PTFE membrane sealed into the peelable foil cover. 1234H51 is a 33 mm filling cap featuring a Male MPC End Cap with a…

  • Patented VersaCap® is leak-proof, has replaceable platinum-cured silicone gaskets, and provides the ultimate in top-connection flexibility. Open VersaCap® is compatible with a variety of adapter inserts, enabling users to quickly change the top connections of each carboy or bottle to match their…

  • DO Membrane, MDL 081010 3 Pk.

    Thermo Scientific Orion

    …time and eliminate assembly problems using Thermo Scientific™ Orion™ Membrane Caps for Polarographic Dissolved Oxygen Probe. Convenient screw-on membrane caps help ensure optimal probe performance. For use with Polarographic Dissolved Oxygen probes (081010) 3 membrane caps

  • …Polycarbonate Erlenmeyer flasks. These aseptic transfer caps can also be used on Corning 850 and 1700cm 2 plastic disposable roller bottles. Venting port ends in a 50mm diameter vent filter with a 0.2µm pore PVDF membrane and a barbed fitting Liquid transfer port has an internal…

  • … Use with standard 300 mL BOD bottles; no need for external stirring devices. Improved membrane life assures measurement consistency and speeds maintenance. Probe accuracy is the greater of 0.1 mg/L or 2% of readings. Cable is 51" long. Membrane Kit contains six membrane caps and KCl solution.

  • …Axygen Snaplock Microtubes have frosted cap surfaces for labeling, frosted panels on the side for writing, and a piercing port in the center of the cap. Will withstand up to 14,000 RCF Snaplock cap assures efficient seal Thin membrane in cap center allows easy access to sample by…

  • Designed to fit pre-existing filling systems for other product brands 33mm polyethylene threaded cap Vented overcap has 0.2µm PTFE membrane sealed into the peelable foil cover Sterilized by gamma irradiation Double bagged

  • Class A Borosilicate Glass, 3 side baffles positioned at 120 degree and 3 bottom baffles offset from side baffles, GL45 PP Membrane Cap has a sealed in 0.2µ PTFE membrane, cap can be tightened during autoclaving.

  • …available. SnapLock microtubes have frosted cap surfaces and frosted side panels, ideal for labeling. Each cap features a piercing port in the center of the cap. Will withstand up to 20,000 RCF Snaplock cap assures efficient seal Thin membrane in cap center allows easy access to sample…

  • …vented caps have a 0.22µm (PTFE) hydrophobic membrane to allow sterile gas exchange while preventing contamination. Since these caps are vented, the flasks can be autoclaved with the cap attached.Please Note: Glass Shake and Fernbach flasks are not designed for use with a SOLID screw cap for…

  • …Axygen Snaplock Microtubes have frosted cap surfaces for labeling, frosted panels on the side for writing, and a piercing port in the center of the cap. Will withstand up to 20,000 RCF Snaplock cap assures efficient seal Thin membrane in cap center allows easy access to sample by…

  • …3 size hose diameters and improves stability Polyethersulfone (PES) membrane for high flow and low binding Two membrane pore sizes: 0.22µm or 0.45µm Filter systems include bottle top filter and solution bottle with cap Bottle top filters fit standard 45mm threaded solution storage bottles…

  • …A wide range of optional caps are available for these bottles: Polypropylene colored caps in a choice of orange, green, purple, red, and light gray for ease of sorting and identification Vented membrane cap with 0.22µm PTFE hydrophobic membrane PBT caps with silicone septa for…

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