Air Inlet Evaporation Control Valve, 1/4-28 PTFE with 6 month Reminder Timer. Features and integrated PTFE membrane which allows air into the bottle but captures dust and other contaminants to keep your solvent delivery system clean.
1-way valve blocks solvent fumes from escaping
Fits 1/4-28 UNF holes on standard port caps
Time strip turns red after 6 months to indicate you should order a replacement filter
Includes an activate time strip so the end user can indicate the starting date and ensure a consistent replacement schedule. Simply press the "on" button when you install the filter to start the 6 month countdown.
*Please note that the time strip is a visual reminder based on time rather than saturation, based on a typical usage of 1mL/min, 5 days per week, 8 hours per day under typical lab conditions of 20°C. If your own usage is higher or lower than average, please devise your own replacement schedule accordingly.
Air Inlet Control Valve fits the following port caps （and others with a 1/4-28 UNF hole）
WARNING： This product can expose you to chemicals including Tetrafluoroethylene, which are known to the State of California to cause cancer. Prop 65 Warning
