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Aerosol Chemical Speciation Monitor (ACSM)

  • 모델명 ToF-ACSM
  • 제조사 Aerodyne Research
  • 장비용도 분석
  • 장비구분 화합물전처리/분석장비 > 질량분석장비 > 미량가스질량분석기

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구축일자 2020-03-17
납품업체 Aerodyne Research
위치 광주광역시 북구 첨단과기로 123 (오룡동) 1 광주과학기술원 삼성환경과학연구동 F2층 207호
구성및성능 ● Time-of-Flight Aerosol Chemical Speciation Monitor (TOF-ACSM)
1. Mass filter type : Time of Flight
2. Gas-particle separation : Aerodynamic particle lens
3. Measurement : Non-refractory aerosol mass and chemical composition (particulate ammonium, nitrate, sulfate, chloride, organic species)
4. Sensitivity (10 minute, 3σ) : Organic (0.06μg/m3), sulfate (0.006μg/m3), nitrate (0.007μg/m3), ammonium (0.06μg/m3), chloride (0.003μg/m3)
5. Mass range : 0-400 amu
6. Mass resolution ~300 M/ΔM
7. Thermal vaporization temp : ~ 600 ℃
8. Aerosol size range : 40 nm to 2.5 μm(vacuum aerodynamic diameter)
9. Data rate : Adjustable, 10 minutes is typical
10. Sample flow : 85 cc/min(volumetric flow)
11. DAQ control : Hi-speed USB 14 bit acquisition card, PC embedded in instrument rack.
12. Size/weight : 65 cm x 51 cm x 60 cm, 75 kg
13. the full mass spectra and associated diagnostics, and of 10 min and 1 h time scale tab delimited text files of mass loading time trends and important diagnostics, and organic species spectrum matrice suitable for analysis by tools
장비안내 ● Continuous on-line measurement of ambient aerosol mass concentrations.
● Composition analysis for particulate ammonium, nitrate, sulfate, chloride, and organic species.
● Field measurements of aerosol chemical composition from high-pollution at urban sites to pristine background at remote locations.
● Mass spectrometric analysis (0-400 amu).
● Separation and quantification of organic aerosol species including HOA (hydrocarbon-like organic aerosol, linked to primary combustion sources) and OOA (oxygenated organic aerosol, linked to secondary aerosol sources)

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