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 All Categories    FEP Gas Sampling Bags with Screw Cap Combo Valve with Septum
Products of Fluoropolymers
& Other Non-Contaminating Materials
All Categories > Bags, Gas and Liquid Sampling > FEP Gas Sampling Bags > FEP Gas Sampling Bags with Screw Cap Combo Valve with Septum > Catalog Number GSF01P-3030NS  

Catalog Number GSF01P-3030NS, 30 x 30 Inch (in) Size FEP Gas Sampling Bag with Screw Cap Combo Valve® with Septum


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POLYPROPYLENE SCREW CAP COMBO VALVE WITH REPLACEABLE SEPTUM
  • On/Off valve function with a replaceable septum in a single unit is economical.
  • Lightweight, making it easier to carry in the field and reduces shipping costs.
  • Made of inert polypropylene to ensure purity of sample and non-contamination.
  • Quick, easy opening and closing of valve to save time.
  • Cap stop limits amount cap can be opened to stop leaks from opening cap too far.
  • Visual confirmation that valve is open or closed, prevents accident sample loss.
  • No guessing whether valve is open or closed.
  • Valve Stem is 3/16" OD with tapered outer end for tubing or compression fitting.
  • Replaceable fluoropolymer faced, low bleed septum; allows reuse of valve by replacing inexpensive septum.
  • Designed and Manufactured by Jensen Inert Products specifically for gas sampling applications.
  • Prices include Screw Cap Combo Valve with septum.
  • Bags with grommets available.
  • 3/16" OD stem for use with most 1/4" OD plastic and fluoropolymer tubing.
  • Bags with multiple fittings available.
  • Custom sized bags available.





Specifications  · Note  · Additional Information  · Valve/Fitting Features  · Film Key Features  · Suggestion  · Film Properties  · Film Advantages  · Film Limitations  · Valve/Fitting Benefits

Specifications

Film Material

FEP

Capacity

80.0 L

Size

30 x 30 in

Film Thickness

0.005 in

Bags Per Package

3

Valve Stem Diameter

3/16 in

Use with Tubing Size (ID)

3/16 in

Minimum Order Quantity

3


Note
Valve 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



Additional Information
Catalog Number: SEP5007NSCV7010, Fluoropolymer Faced 0.070" Thick Septa, For Screw Cap Valve/10



Valve/Fitting Features
  • On/off valve function with replaceable septum in a single unit.
  • Lightweight.
  • Made of Inert polypropylene.
  • Quick turning screw cap to open and close valve. Cap stop limits amount cap can be opened.
  • Visual confirmation that valve is open or closed.
  • Replaceable fluoropolymer faced, low bleed septum.
  • Designed and manufactured by Jensen Inert Products.




Film Key Features
FEP is one of the most chemically inert materials for making gas sampling bags. It works well in extreme temperatures ranging from -400 to 400 ºF; allowing it to be used in most stack sampling conditions. 5 mil FEP film is completely resistant to the most severe corrosives. Much more permeable than Multi-Layer or Tedlar®. FEP bags can be specified for applications involving corrosive gases.



Suggestion
  • 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.




Film Properties
  • One of the most chemically inert materials available for making gas sampling bags
  • Maximum operating temperature: 400 ºF
  • Virtually transparent




Film Advantages
  • Works well in extreme temperatures ranging from -400 to 400 ºF; allowing it to be used in all stack sampling conditions
  • Heavier gauge (0.005) film is resistant to most severe corrosives as well as tolerates applications involving rough handling or difficult service conditions
  • Less expensive than PFA




Film Limitations
  • Poor long term storage stability for most VOC's and sulfur compounds
  • Much more permeable than Tedlar®, ALTEF, and Multi-Layer Foil bags
  • More expensive than Tedlar®, ALTEF, Multi-Layer Foil, and TFM bags
  • Lower tensile strength than Tedlar®




Valve/Fitting Benefits
  • Economical: Cost savings in manufacturing is passed on to customers. Septum can be changed.
  • Reduces shipping costs. Easier to carry in the field.
  • Ensures purity of sample and non-contamination.
  • Quick, easy opening and closing of valve: saves time. Cap stop leaks from opening cap too far.
  • Prevents accidental sample loss. No guessing whether valve is open or closed.
  • Allows reuse of valve by replacing inexpensive septum.
  • Designed specifically for gas sampling applications.
  • Economical: Cost savings in manufacturing is passed on to customers.
  • Reduces shipping costs. Easier to carry multiple bags into the field.
  • Ensures purity of sample and non contamination.
  • Quick, easy opening and closing of valve (< 1 second).
  • Faster than "twist action" valves.
  • Locked position is easy to verify visually, and prevents accidental sample loss during shipment. Virtually impossible to open or close valve to far.
  • Septum does not come into contact with sample inside bag. Septum allows repeated punctures with syringes without leakage. Ultra low bleed silicone prevents contamination.
  • Designed specifically for gas sampling applications.




 DOWNLOADS 

Gas Sampling Bag Product Sheet
(PDF, 578KB)

Fitting Features and Benefits
(PDF, 755KB)



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Jensen Inert Products • 3773 NW 126th Ave. Building 1 • Coral Springs, Florida 33065
Toll Free: 1-800-446-3781 • Tel: 954-344-2006 • Fax: 954-344-2008
Email: jensen@jenseninert.com

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Tedlar® is a registered trademark of E.I. DuPont.