Application Area	Use	Measuring gas gas
Incinerator furnace blast furnace	Optimization of combustion and analysis of discharge gas Stack(EMS)	O2, CO HCL+H2O, SO2, Nox, CO2, DUST..
Power Plant	fuel gas analysis NH3 injection & slip detection desulfurization efficiency and discharge gas analysis Safety	SO2, O2, CO2 Nox, Dust, Humidity, CO
Cement	Optimization of combustion and process Safety	O2, CO, CO2

Application Area	Use	Measuring gas
Ethereal oil	FCC, hydrogen production, sulfur collecting	O2, CO, CO2, C2H4 H2S, SO2, H2
Petrochemistry	Ethylene Cracking PTA, EO/EG PE, PP, PS	C2H4, H2S, C2H2, CH3, EO, Ar, N2, C2H6, C3H6, C3H8,H2, C4H8, C4H9, CL, CI2
Denitrification	SCR outlet Discharge gas	NH3, NOX,SO2, O2, CO, CO2
LNG(LPG)	Natural gas analysis, sulfur collecting, exhaust and purified gas analysis	H2S, H2O

Gas	Detection limit	Measuring range
O2	100ppm	(0-1)%vol, (0-100)%vol.
CO	0.6ppm	(0-60) ppm, (0-100)%vol.
CO2	1.4ppm	(0-140) ppm , (0-100)%vol.
H2O	0.3 ppm	(0-30) ppm, (0-100)%vol.
H2S	20ppm	(0-2000)ppm, (0-100)%vol.
HF	0.02ppm	(0-2)ppm, (0-10000)ppm.
HCL	0.1ppm	(0-10) ppm, (0-100)%vol.
HCN	0.3ppm	(0-30) ppm, (0-1)%vol.
NH3	0.2ppm	(0-20) ppm, (0-100)%vol.
CH4	0.4ppm	(0-40) ppm, (0-100)%vol.
C2H2	0.1ppm	(0-10) ppm, (0-100)%vol.
C2H4	0.6ppm	(0-60) ppm, (0-100)%vol.
CH3L	0.6ppm	(0-60) ppm, (0-100)%vol.

Model	Sampling method	Measured components	Design construction	Sampling pump	Measurement principle	Remark
CEMS-2000BS	Sampling	SO2,NOx,O2	Cabinet type	Injection pump	Hot-wet process
CEMS-2000BF	Sampling	SO2,NOx; CO, CO2，O2	Cabinet type	Vacuum Pump	Hot-wet process + Dry process
LDM-100(D)	In-situ	Dust	Probe type	No	Laser side scatter measurement
LGA-4100	In-situ	HCL, NH3, HF	Probe type	No	DLAS (Diode laser absorption spectroscopy)