Gas Sampling Bags (Tedlar pvf film )
capacity:300ML
Valve:PTFE
bag film: PVF, tedlar brand
valve number:two
small paper box:53*34*17CM
one box with 150pcs,300ML pvf gas sample bags.
bigger paper box:53*35*32 CM
one box with 300pcs ,300ML pvf gas sample bags
uint price:6.1USD,FOB shanghai .
Band:E-Switch, easy to use valve.
Made in china ,manufacture Shanghai Sunrise Instrument Co.,Ltd.
Good quality, low price!
we offer sizes from 5ML to 2000 L.
Available with polypropylene (we get patent) or PTFE valve;
choose bags with a septum fitting for syringe sampling or standard spiking.
Maximum operating temperature: 100 °C with polypropylene valves or 202 °C (397 °F) with PTFE valves.
Sampling bags are low-cost, whole-air sampling devices for VOCs and permanent gases. Several EPA, NIOSH, and OSHA methods exist for bag sampling for a variety of applications: stationary sources emissions; workplace atmospheres; ambient, indoor air quality; and breath analysis. Choose the valve type appropriate for your application. A single eyelet provides handling convenience.
Physical Specifications
Composition: polyvinyl fluoride (PVF) polymer resin
Thickness: 0.002"
Tensile Strength: 8,000 psi
Max. Operating Temp.: 100 °C with polypropylene valves or 202 °C (397 °F) with PTFE valves
Specific Gravity: 1.7 g/mL
Oxygen Permeability: 50 cc/m2/day
Water Vapor Permeability: 9-57 g/m2/day
Carbon Dioxide Permeability: 172 cc/m2/day