These bags can be used for gas sample analysis, extracting air samples from smokestack exhaust systems, monitoring air quality or calibrating. Feature a nickel-plated, brass on/off valve that accepts 1/4" ID flexible tubing or with PTFE/silicone septum in polypropylene housing for use with a hypodermic needle.
- 5 mil thick FEP film bags
- Bags are heat-sealed on all sides
- Inert to most chemicals
- Low permeability of FEP limits sample loss
- Nickel-plated, brass on/off valves for 1/4" ID tubing
- PTFE/silicone septum in PP housing for hypodermic needles
- Individually packaged
- Unlimited storage life prior to use