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• URG-2000-01J (Weekly Air Particulate Sampler)

• URG-2000-01K (Dual Sequential Fine Particle Sampler)

• URG-3000DB (Outdoor Sampling Pump)

• URG-3000-02BA (Outdoor Sampling Pump)

• URG-3000-02BAM (Outdoor Sampling Pump)

• URG-3000-02BB (Outdoor Sampling Pump)

• URG-3000-02BBM  (Outdoor Sampling Pump)

• URG-3000-02Q (Indoor Sampling Pump)

• URG-3000-02QA (Indoor Sampling Pump)

• URG-3000ABC (Medium Volume Particulate Sampler)

• URG-3000B-2C & URG-3000B

• URG-3000C (Annular Denuder System)

• URG-3000DB (Semi-Volatile Organic Aerosol Sampler)

• URG-3000K (Versatile Air Pollutant Sampler - VAPS)

• URG-3000M (Mercury Sampling System)

• URG-3000N Carbon Sampler

• URG-9000A (Anion Particle System)

• URG-9000B (Anion and Cation Particle System)

• URG-9000C (Anion Particle and Gas System)

• URG-9000D (Anion and Cation Particle and Gas System)