Specifications include, but are not limited to: Quantity – 4 Operating Specifications – ATEC 2200-22P Dual Channel Pressurized canister sampler Canister Flow Rate: Nominal 20 cc/min (Optional ranges available). Mass flow controllers: A separate mass flow controller to measure and control the flow rate to each canister. Canister Channels: Maximum 2 independent channels. One channel is expandable with optional 8 or 16 port Expansion Module. Accuracy ±2%FS Canister Pressure Measurement Range: 0-50 PSIA. Accuracy ±0.25% FS Maximum Canister Filling Pressure: 2 psi below ambient; 30 psia (pressurized option) Power: 115VAC. Maximum 5 Amp Construction Materials: Sample air exposed to stainless steel and Viton in canister section. Conforms to Method TO-15A. Quantity – 3 Operation Specification – ATEC 2200-2C Cartridge sampler Cartridge Flow Rate: Nominal 2 liters/min (Optional ranges available). Accuracy ±2% F Cartridge Channels: Maximum 2 independent channels. One channel is expandable with optional 8 or 16 port Expansion Module. One blank position. Power: 115VAC. Maximum 5 Amp Cartridge Connections: Polypropylene Luer fittings Construction Materials: stainless steel, Viton, KI coated copper, PFA Teflon, TFE Teflon, and polypropylene in cartridge section. Conforms to Method TO-11A.