For gas sample analysis, sampling smokestack exhaust systems, monitoring air quality, and calibrating instruments in the field.

• Inert to almost all chemicals
• Low permeability limits sample loss
• Pressure less, and fill is rated by volume

Made from 5 mil thick FEP fluoropolymer film, these flexible, sturdy bags are heat-sealed on all sides for complete chemical resistance and leakproof operation. Available with either a nickel-plated brass on/off valve which accepts ¹/₄" Int.Ø. flexible tubing or PTFE/silicone septum in polypropylene housing, for use with a hypodermic needle.