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Catalog Number GST101S-1010, 12 x 12 Inch (in) Size Tedlar® Gas Sampling Bag with Nickel Plated HR® ON/OFF Valve with 1/4" Diameter Barbed Stem & Separate Plastic Jaco® Fitting with Fluoropolymer Faced Septum
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NICKEL PLATED HR® ON/OFF VALVE WITH 1/4" DIAMETER BARBED STEM AND SEPARATE PLASTIC 1/4" JACO® FITTING WITH FLUOROPOLYMER FACED SEPTUM
You get the features of both the HR® Valve and the Jaco® Fitting on one bag
HR® Features:- Nickel Plated to resist damage from most aggressive chemicals
- 1/4" Barbed Stem for attaching tubing, helps keep tubing in place
- Leak resistant seal in closed position, prevents sample loss. However, when stem is not closed, sample air passes into the ambient air outside valve
Jaco® Features:- Polypropylene molded construction is inexpensive compared to metal fittings
- Replaceable fluoropolymer faced septum with large area, allows repeated punctures with common lab syringes.
- Allows reuse of valve by only replacing septum.
- Option of cap with septum or cap with tubing, allows syringe sample extraction or attachment of tubing by changing caps.
- Compression ferrule secures tubing onto fitting, which provides a superior grip compared to metal fittings.
- Standard Jaco® can be used with 1/4" tubing. Jaco® for 1/2" and 3/8" tubing also available.
- Prices include HR® ON/OFF Valve and Plastic Jaco® fitting for 1/4" OD tubing or septum
- Use 3/16 ID tubing on barbed stem.
- Bags with grommets available.
- Bags with multiple fittings available.
- Custom sized bags available.
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HR® Valve is Nickel Plated and Jaco Fitting is inert, industry standard polypropylene. Locking Combo® is a registered trademark of Jensen Inert Products, Inc. Swagelok® is a register trademark of Swagelok, Inc. Jaco® is a registered trademark of Jaco Manufacturing, Inc. HR® is a registered trademark of Halkey Roberts, Inc. Tedlar® is a registered trademark of E.I. Dupont
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- Catalog No. CAP-14-JT, Cap, Polypropylene, Jaco® Set Up for 1/4" Tubing
- Catalog No. SEP5007-JSF-10, Septa, 10/90, 10 mm for Jaco Fitting/10 EA.
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- Compression ferrule secures tubing onto fitting.
- Polypropylene molded construction.
- Option of cap for tubing, or cap with septum.
- Replaceable fluoropolymer faced septum with large area.
- Nickel Plated
- Barbed stem for attaching tubing.
- Leak resistant seal in closed position.
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Tedlar® film has very low gas permeation levels for most compounds, and high tensile strength. Bags resist puncture in the field. 2 mil Tedlar® film is an economical alternative to FEP bags. Tedlar® is much less permeable than FEP and is unaffected by the chemical components of gases generally sampled, like carbon monoxide, sulfur dioxide, hydrogen sulfide, radon and mercaptans. Continuous use temperature from -98 to 400 ºF (temperature limit depends on fittings used). Required for many EPA testing methods.
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- Before use, thoroughly flush bags with ultra-pure nitrogen or zero air
- During sampling, Fluoropolymer tubing and Fluoropolymer faced septums must be used in order to prevent sample loss.
- Bags should not be filled to more than 80% of their maximum volume.
- Charcoal (Black) Tedlar® bags should be used when sampling light sensitive compounds
- Do not store compounds in bags long term due to the possibility that chemicals may adsorb onto the bag surface.
- Bags should not be used to collect reactive or unstable compounds.
- When shipping bags, do not air-ship unless the bags are stored in a pressurized area.
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- Low gas permeation levels - Most gases
- High tensile strength
- Withstands temperatures up to 400 ºF
- Unaffected by the chemical components of gases commonly sampled, like carbon monoxide, sulfur dioxide, hydrogen sulfide, radon, and mercaptons
- Tensile Strength 8000 psi
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- Less permeable than FEP, PFA, and TFM
- Bags resist puncture in the field
- Less expensive than FEP, PFA, and TFM film
- Recommended in many EPA testing methods
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- Exhibits background levels of DMAC and phenol
- High permeation rate for CO2
- Relatively high permeation rate for O2
- *NOTE: We offer bags specially conditioned to remove DMAC and phenol from Tedlar®
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- Superior grip compared to metal fittings.
- Inexpensive compared to metal fittings.
- Allows attachment of tubing or syringe sample extraction by changing caps.
- Allows repeated punctures with common lab syringes.
- Allows reuse of valve by only replacing septum.
- Resists damage from most aggressive chemicals.
- Helps hold tubing in place.
- Prevents sample loss in closed position. However, when stem is not closed, sample air passes into ambient air outside valve.
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