No other aerosol species has optical absorption even 0.001 times that of Elemental Carbon in the visible range. Optional mass flow controller.
Instrument collects all aerosol presented at inlet port.
Reinforced quartz fiber tape. Tape advances automatically to avoid optical saturation, advances 1 cm typically once every few hours depending on concentration and flow rate. Tape Saver feature to extend tape life up to X10 in urban locations. 15-meter roll of tape usually lasts from months to years at most locations. Aerosol is collected on quartz fiber tape.