Atomspheric carbon monoxide analyzer	Atmospheric non-methane hydrocarbon analyzer	Atmospheric HF analyzer
GIA-272H	GHC-75M	GN-72H
lContinuous measurement&recording of atmospheric carbon monoxide by emplouing non-dispersive infrared absorptionmetry (JIS B7951,NDIRmethod) lMeas.range:instantaneous&hourly average:0-10/20/50ppm(switchable 3 ranges)	lAutomatic measurement & recording of methane &non-methane hydrocarbon concentration by emplouing gas chromatographic method lMeas.range :standard:0-5/10ppm (switchable 2 ranges)	lSlight level of atmospheric HF gas collected using special dry absorption  method is measured by highly  sensitive fluoride ion activity  measruing electrode fou HF concentration lMeas.range:standard:0-5ppb
Atmospheric sulfur dioxide analyzer	Atmospheric nitrogen oxides analyzer	Atmospheric SO2.SPM analyzer
GFS-252	GLN-254	GFS-246
lContinuous measurement of slight level of atmospheric SO2 by UV pules fluorescence method lHourly zero gas checking systen  enables steady measruement lMeas:range:0-0.05/0.1//0.2/0.5ppm (Auto/manyal switching 5 ranges)	lContinuously&steadily measures  instantaneous concentration values  of slight level of nitrogen oxides as MO,NO2,NOX by chemiluminescence's method lMeas.range:0-0.05/0.1/0.2/0.5/ppm (Auto/manual switching 5 ranges)	lOne unit features SO2 analyzer with chemiluminescence's method& SPM analyzer with B-ray absorption method lMeas.rang: SO2:0-0.05/0.1/0.2/0.5/1.0ppm, SPM:0-1/5mg/m3
Atmospheric NOx.SPM analyzer	Automatic dust fall analyzer	Automatic drain/snow fall analyze with built-in ion chromatograph
GLN-247	DUF-160	IDR-500
lOne unit features NOx analyzer  with chemiluminescence's method & SPM analyzer with B-ray absorption method  lMeas:range: NOx:0-0.05/0.1/0.2/0.5/1.0ppm' SPM:0-1/5mg/m3	lRapid measurement of dust fall  which is often used as indication of atmospheric pollution level lContinuously collects fallen dust  onto filter paper&measures by B-ray absorptionmetry with detector lHourly zero gas checking system  enables steady measurement lMeas.rang: standard:0-50/250t/kg2/month	lAutomatically measures pH, conduct, precipitation, water temperature, concentration of chloride ion, lRecording & sampling automatically begins with snow .rain falls begins with snow/rain falls lMeasurement of hidden ion by  built-in single ions chromatograph lData collection system installed as well
Atmospheric ozone analyzer	Suspended particle  matter analyzer
GUX-253	DUB-232/233
lContinuously atmospheric  ozone concentration by UV fluorometric method lReliable measurement results obtainable as dual method is employed which measures zero  gas & measurement gas alternately with 2 cells lMeas.rangeL: instantaneous &hourly average:0-0.1/0.2/0.5ppm (switchable 4 ranges)	lDirect measurement of mass concentration lUse of original dust collector (pat. pending) lUse of radiation source not restricted by law lUse of semi permanent semiconductor for B-ray detection lMeas.range:0-1/0-5mg/m3,(auto/manual  ranges available)