Facilities and Instruments

AQS maintains a wide array of laboratory and field instrumentation for environmental measurements. These equipment items are available for use by AQS staff and their collaborators:

Analytical Instruments

• Gas Chromatography/Mass Spectroscopy (GC/MS)
• Markes Bench TOF MS with Agilent GC 7890B and Markes cold trap
• Thermal Desorption-GC/MS (TD-GC/MS): Markes TD-100, Agilent 7890B, Agilent 5977MSD
• Thermal Desorption-GC w/ dual Detector, Flame Ionization Detector (FID) & Flame Photometric Detector (FPD): Perkin Elmer Turbo Matrix; Agilent Technologies 6890N
• Agilent GC 7890B, Agilent 7000C GC/MS Triple Quad with Markes Centri platform
• Liquid Chromatography Mass Spectroscopy (LC-MS): 
• Agilent LC1200 Series, Agilent 6420 Triple Quad
• High Performance Liquid Chromatography w/ Diode Array Detection (HPLC/DAD): Agilent Technologies 1260 Infinity series HPLC
• Electron microscopy
• Computer-controlled environmental scanning electron microscope (CCSEM): FEI XL30 with SEMTech control system and Thermo NORAN System 7 EDS system with particle analysis and stage/column automation
• Computer-controlled field emission scanning electron microscope (CCFESEM): Tescan Variable Pressure FESEM with Bruker Quantax 200 EDS
• Transmission electron microscope (TEM): FEI Tecnai 12 TEM with STEM unit, Oxford AZtec EDS system with 80T X-MAX detector, and Gatan Orius SC200W (830) CCD camera
• Specimen preparation: Bal-tec MED-020 turbo evaporative coater with double carbon thread head
• X-ray fluorescence analyzer: Panalytical XRF Epsilon 5
• X-ray diffraction analyzer: Panalytical XRD X'Pert
• Microspectroscopy
• Thermo Nicolet iN10-MX Fourier Transform Infrared (FTIR) Microscope
  
• Thermo Nicolet Continuum FTIR Microscope with Nexus 470 Spectrometer
• Raman : Bruker Senterra
• Raman : Rensishaw Invia
  
• Optical microscopy
• Low-power, reflected light stereozoom microscopes with digital cameras (Leica)
• Polarized light microscope: Nikon E600POL PLM microscope with Nikon DS-Ri1 camera and DS-Ri1-U2 controller
• Phase contrast/differential interference contrast light microscope: Nikon E600 PCM / DIC microscope with Leica DFC 320 camera
• microwave digestion: CEM microwaves
• Inductively-coupled plasma-mass spectrometer: Agilent Technologies 7700 Series ICP-MS
• Thermogravimetric Analyzer: TA InstrumentsQ500 TGA w/ Autosampler
  

Aerosol, PM and Gas Instruments/Meters

• Photoacoustic Multi-gas Monitor: INNOVA 1314, Denmark
• Photo Ionization Detector Volatile (PID) Organic Compound Monitor: RAE ppb RAE 3000, RAE U.S.A.
• Ozone Monitor: 2B Technologies Model 202 Serial #1012, U.S.A.
• PAH Monitor: PAS 2200CE, EcoChem, U.S.A.
• Black Carbon Monitor: microAeth AE51, AETHLABS, U.S.A.
• Handheld IAQ Monitor:   Model 7575 Q-Trak, TSI, U.S.A.
• Sensors and Dataloggers for CO₂, temperature and relative humidity
• Handheld moisture meters for detection of moisture penetration in building materials
• Nanoparticle sizer: TSI3914 NanoScan
• Airborne particle number monitor: LaserAir, Particle Measurement System Inc.
• Aerosol neutralizer: TSI Advanced Aerosol Neutralizer
• Particle Counter: TSI General Purpose Water Based CPC w/ Aerosol Instrument
• Airborne particle mass monitor: TSI SidePak
• Airborne particle mass monitor: BAM 1022, MetOne Instruments
  
• Airborne particle mass monitor: EBAM, MetOne Instruments
  
• Low-cost PM sensors: Purple Air, Clarity Node, APT
  

Air Samplers

• Federal Reference Method PM2.5 Sampler: Tisch Environmental
• VOC canister samplers
  
• VOC sorbent tube samplers
  
• DNPH samplers for formaldehyde and other carbonyl compounds
• Passive PM samplers: RJLG UNC-PAS 
  
• Dichotomous air samplers
  

Air Sampling Pumps and Equipment

• SKC Air Check XR 5000
• SKC Pocket Pump
• SKC Leland Legacy
• Flow Calibrator: The mini Buck Calibrator, Model M-5, A.P. Buck, U.S.A.
• Mass flow controllers and mass flow meters with various measurement ranges

Environmental Chambers

• Large Chamber (stainless steel): 29.0 m3 (W x D x H = 3450 mm x 3450 mm x 2440 mm)
• Medium Chamber (glass): 1 m3
  
• Small Chambers (stainless steel): 56L, 20L
• MicroChamber/Thermal Extractor: Markes International M-CTE250TI
• Field and Laboratory Emission Cell (FLEC) 

Others

• Thermal Imaging Camera: FLIR E-50 BX, U.S.A.
• Thermal Imaging Camera: FLIR Model T440 with 2X 50 μm close-up lens, U.S.A.
• Single cigarette/e-cigarette smoking machine: CSM-STEP, E-STEP, CH Technologies Inc., U.S.A.
• Universal Vaping Machine, Gram Health Inc, U.S.A.
• Portable Zero-Air Generator: Perma Pure, U.S.A.
• Calibration Gas Generator:  Model 450 Dynacalibrator, VICI Metronics, U.S.A.
• Electromagnetic field (EMF) Spectrometers and Dosimeters: NARDA SRM-3006, NARDA 550
• Radiation (α, β, γ) monitor: BNC 935
• Analytical microbalances (Mettler, Sartorius, Cahn) and environment-controlled balance room