These cartridges used for collection of semivolatiles (pesticides, PCBs, PAHs).

• Precleaned and ready to use
• Suitable for ambient, indoor, and industrial hygiene applications
• PUF/XAD-2 "sandwiches" capture a wider range of semivolatiles

Both large high-volume (220 to 280 l/min) and small low-volume (1 to 5 l/min) PUFs available.