Acetaldehyde,Acetic acid,Acetic anhydride,Acetone,Acetonitrile,Acetylene tetrabromide,Acrolein,Acrylamide,Acrylonitrile,Aldrin,Allyl alcohol,Allyl chloride,Allyl glycidyl ether,2 Aminopyridine,Ammonia,Ammonium sulfamate,n-Amyl acetate,sec-Amyl acetate,Aniline,o-Anisidine,p-Anisidine,Antimony compounds (as Sb),ANTU,Arsenic (inorganic compounds, as As),Arsine,Azinphosmethyl,Barium (soluble compounds, as Ba),Benzene,Benzoyl peroxide,Benzyl chloride,Beryllium compounds (as Be),Boron oxide,Boron trifluoride,Bromine,Bromoform,1,3-Butadiene,2-Butanone,2-Butoxyethanol,n-Butyl acetate,sec-Butyl acetate,tert-Butyl acetate,n-Butyl alcohol,sec-Butyl alcohol,tert-Butyl alcohol,n-Butylamine,tert-Butyl chromate,n-Butyl glycidyl ether,n-Butyl mercaptan,p-tert-Butyltoluene,Cadmium dust (as Cd),Cadmium fume (as Cd),Calcium arsenate (as As),Calcium oxide,Camphor (synthetic),Carbaryl,Carbon black,Carbon dioxide,Carbon disulfide,Carbon monoxide,Carbon tetrachloride,Chlordane,Chlorinated camphene,Chlorinated diphenyl oxide,Chlorine,Chlorine dioxide,Chlorine trifluoride,Chloroacetaldehyde,alpha-Chloroacetophenone,Chlorobenzene,o-Chlorobenzylidene malononitrile,Chlorobromomethane,Chlorodiphenyl (42% chlorine),Chlorodiphenyl (54% chlorine),Chloroform,1-Chloro-1-nitropropane,Chloropicrin,beta-Chloroprene,Chromic acid and hromates,Chromium (II) compounds [as Cr(II)],Chromium (III) compounds [as Cr(III)],Chromium metal (as Cr),Coal tar pitch volatiles,Cobalt metal, dust and fume (as Co),Copper (dusts and mists, as Cu),Copper fume (as Cu),Cotton dust (raw),Crag (r) herbicide ,Cresol (o, m, p isomers),Crotonaldehyde,Cumene,Cyanides (as CN),Cyclohexane,Cyclohexanol,Cyclohexanone,Cyclohexene,Cyclopentadiene,2,4-D,DDT,Decaborane,Demeton,Diacetone alcohol,Diazomethane,Diborane,Dibutyl phosphate,Dibutyl phthalate,o-Dichlorobenzene,p-Dichlorobenzene,Dichlorodifluoromethane,1,3-Dichloro 5,5-dimethylhydantoin,1,1-Dichloroethane,1,2-Dichloroethylene,Dichloroethyl ether,Dichloromonofluoromethane,1,1-Dichloro 1-nitroethane,Dichlorotetrafluoroethane,Dichlorvos,Dieldrin,Diethylamine,2-Diethylaminoethanol,Difluorodibromomethane,Diglycidyl ether,Diisobutyl ketone,Diisopropylamine,Dimethyl acetamide,Dimethylamine,N,N-Dimethylaniline,Dimethyl 1,2-dibromo 2,2-dichlorethyl phosphate,Dimethylformamide,1,1-Dimethylhydrazine,Dimethylphthalate,Dimethyl sulfate,Dinitrobenzene (o, m, p somers),Dinitroocresol,Dinitrotoluene,Di sec-octyl phthalate,Dioxane,Diphenyl,Dipropylene glycol methyl ether,Endrin,Epichlorohydrin,EPN,Ethanolamine,2-Ethoxyethanol,2-Ethoxyethyl acetate,Ethyl acetate,Ethyl acrylate,Ethyl alcohol,Ethylamine,Ethyl benzene,Ethyl bromide,Ethyl butyl ketone,Ethyl chloride,Ethylene chlorohydrin,Ethylenediamine,Ethylene dibromide,Ethylene dichloride,Ethylene glycol dinitrate,Ethyleneimine,Ethylene oxide,Ethyl ether,Ethyl formate,Ethyl mercaptan,N-Ethylmorpholine,Ethyl silicate,Ferbam,Ferrovanadium dust,Fluorides (as F),Fluorine,Fluorotrichloromethane,Formaldehyde,Formic acid,Furfural,Furfuryl alcohol,Glycidol,Graphite (natural),Hafnium compounds (as Hf),Heptachlor,n-Heptane, Hexachloroethane, Hexachloronaphthalene, n-Hexane,2-Hexanone,Hexone,sec Hexyl acetate,Hydrazine,Hydrogen bromide,Hydrogen chloride,Hydrogen cyanide,Hydrogen fluoride (as F),Hydrogen peroxide,Hydrogen selenide (as Se),Hydrogen sulfide,Hydroquinone,Iodine,Iron oxide dust and fume (as Fe),Isoamyl acetate,Isoamyl alcohol (primary and secondary),Isobutyl acetateIso,butyl alcohol, Isophorone,Isopropyl acetate,Isopropyl alcohol,Isopropylamine,Isopropyl ether,Isopropyl glycidyl ether,Ketene,Lead compounds (as Pb),Lindane,Lithium hydride,L.P.G.,Magnesium oxide fume,Malathion,Maleic anhydride,Manganese compounds (as Mn),Mercury compounds [except (organo) alkyls, as Hg],Mercury (organo) alkyl compounds(as Hg),Mesityl oxide,Methoxychlor,Methyl acetate,Methyl acetylene,Methyl acetylenepropadiene mixture,Methyl acrylate,Methylal,Methyl alcohol,Methylamine,Methyl (namyl) ketone,Methyl bromide,Methyl Cellosolve (r),Methyl Cellosolve (r) acetate,Methyl chloride,Methyl chloroform,Methylcyclohexane,Methylcyclohexanol,o-Methylcyclohexanone,Methylene bisphenyl isocyanate,Methylene chloride,Methyl formate,5-Methyl 3-heptanone,Methyl ,hydrazine,Methyl iodide,Methyl isobutyl carbinol,Methyl isocyanate,Methyl mercaptan,Methyl methacrylate,Methyl styrene,Mica,Molybdenum (insoluble compounds, as Mo),Molybdenum ,(soluble compounds, as Mo),Monomethyl aniline,Morpholine,Naphtha (coal tar),Naphthalene,Nickel carbonyl (as Ni),Nickel metal and other compounds (as Ni),Nicotine,Nitric acid,Nitric oxide,p-Nitroaniline,Nitrobenzene,p-Nitrochlorobenzene,Nitroethane,Nitrogen dioxide,Nitrogen trifluoride,Nitroglycerine,Nitromethane,1-Nitropropane,2-Nitropropane,Nitrotoluene (o, m, p isomers),Octachloronaphthalene,Octane,Oil mist (mineral),Osmium tetroxide (as Os),Oxalic acid,Oxygen difluoride, Ozone,Paraquat,Parathion,Pentaborane, Pentachloronaphthalene, Pentachlorophenol,n-Pentane,2-Pentanone,Perchloromethyl mercaptan,Perchloryl fluoride,Petroleum distillates (naphtha),Phenol,p-Phenylene diamine,Phenyl ether (vapor),Phenyl etherbiphenyl mixture (vapor),Phenyl glycidyl ether,Phenylhydrazine,Phosdrin,Phosgene,Phosphine,Phosphoric acid,Phosphorus (yellow),Phosphorus pentachloride,Phosphorus pentasulfide,Phosphorus trichloride,Phthalic anhydride,Picric acid,Pindone,Platinum (soluble salts, as Pt),Portland cement,Propane,n-Propyl acetate,n-Propyl alcohol,Propylene dichloride,Propylene imine,Propylene oxide,n-Propyl nitrate,Pyrethrum,Pyridine,Quinone,Rhodium (metal fume and insoluble compounds, as Rh),Rhodium (soluble compounds, as Rh),Ronnel,Rotenone,Selenium compounds (as Se),Selenium hexafluoride,Silica, amorphous,Silica, crystalline (respirable dust),cristobalite/tridymite:,quartz/tripoli:,Silver (metal dust and soluble compounds, as Ag),Soapstone,Sodium fluoroacetate,Sodium hydroxide,Stibine,Stoddard solvent,Strychnine,Styrene,Sulfur dioxide,Sulfuric acid,Sulfur monochloride,Sulfur pentafluoride,Sulfuryl fluoride,2,4,5-T,Talc,Tantalum (metal and oxide dust, as Ta),TEDP,Tellurium compounds (as Te),Tellurium hexafluoride,TEPP,Terphenyl ,(o, m, p isomers),1,1,1,2-Tetrachloro 2,2-difluoroethane,1,1,2,2-Tetrachloro 1,2-difluoroethane,1,1,2,2-Tetrachloroethane,Tetrachloroethylene,Tetrachloronaphthalene,Tetraethyl lead (as Pb),Tetrahydrofuran,Tetramethyl lead (as Pb),Tetramethyl succinonitrile,Tetranitromethane,Tetryl,Thallium (soluble compounds, as Tl),Thiram,Tin (inorganic compounds, as Sn),Tin (organic ,ompounds, as Sn),Titanium dioxide,Toluene,Toluene 2,4-diisocyanate,o-Toluidine,Tributyl phosphate,1,1,2-Trichloroethane,Trichloroethylene,Trichloronaphthalene,1,2,3-Trichloropropane,1,1,2-Trichloro 1,2,2-trifluoroethane,Triethylamine,Trifluorobromomethane,2,4,6-Trinitrotoluene,Triorthocresyl phosphate,Triphenyl phosphate,Turpentine,Uranium (insoluble compounds, as U),Uranium (soluble compounds, as U),Vanadium dust,Vanadium fume,Vinyl toluene,Warfarin,Xylene (o, m, p isomers),Xylidine,Yttrium compounds (as Y),Zinc chloride fume,Zinc oxide,Zirconium compounds (as Zr),toxic gas, TVOCs, PELs,TLVs,analyzer, detector, monitor,instrument,alarm system,leak detection,analysis, measurement, Monitoring,test, monitors,Toxic Gas Detection Systems, combustible And Leak Detectors, Combustible Detectors, Leak Detectors, Air Quality Monitor, Toxic Gas Meter, Toxic gas detector, Toxic gas leak,Toxic Gas Analysis,Fire Detection, toxic gas surveillance, Toxic Sensors, Toxic Gas Detector System, Toxic Gas Detection Instruments

Environmental Safety /Labor Protection Gas Detector

H190 Single Gas Detector [info] [pdf]

HBD5gas Single Gas Analyzer [info] [pdf]

HBD5VOC Toxic Organic Gas Detector [info] [pdf]

pGas200 Multi-Gas Safety Detector [info] [pdf]

CPT 2000 Electrochemical Gas Transducer and Alarming Network [info] [pdf]

Applied to monitor working environmental oxygen, combustible gas level, toxic gases leakage, and organic vapors.

Table 2. General used gases sensors

Cat.No.	Gas	Range	Accuracy	Resolution	Drifts	Life
	CH₂O	0-10; up to 100ppm	± 1%	0.05ppm	<5%/M	2y
	C₂H₄O	0-20ppm; up to 100ppm		0.1ppm	<5%/Y	2y
2510	Cl₂	0~20ppm;up to 250ppm	± 1%	0.1ppm	<2%/M	2y
2510	ClO₂	0~5ppm;up to 10ppm	± 1%	0.01ppm	<2%/M	2y
2610	CO	0-40,000, up to 100,000ppm	± 2%	10ppm	<2%/M	3y
		0-4,000, up to 20,000ppm	± 2%	1ppm	<2%/M	3y
		0-1,000, up to 2,000ppm	± 2%	0.5ppm	<2%/M	2y
2510	CO₂	0~15.4Vol%;0~11.7Vol%	± 2%
2410	Ex	0~100% LEL（0-3/5%甲烷）	± 5%	0.25ppm	<5%/M	2y
2320	H₂	0-1,000ppm; up to 2,000ppm	± 1%	2ppm	<2%/M	2y
	H₂	0-10,000ppm; up to 20,000ppm	± 1%	10ppm	<2%/M	2y
2610	H₂S	0~200ppm, up to 1000ppm	± 1%	0.25ppm	<2%/M	2y
	H₂S	0~50ppm, up to 500ppm	± 1%	0.1ppm	<2%/M	2y
	H₂S	0~1000ppm, up to 2000ppm	± 1%	0.5ppm	<2%/M	2y
	HCl	0-50; up to 100ppm	± 1%	0.5ppm	<2%/M	2y
2610	HCN	0~50ppm	± 2%
	HCN	0~100ppm; up to 200ppm	± 1%	0.5ppm	<2%/M	2y
2610	NH₃	0~300ppm	± 5%		<2%/M	2y
	NH₃	0~50ppm; up to 200ppm	± 5%	0.5ppm	<10%/M	2y
2610	NO₂	0-200; up to 1,000ppm	± 2%	10ppb	<5%/M
2610	NO	0-1,000; up to 5,000 ppm	± 2%	1ppm	<2%/M
2620	O₂	0-25%Vol; up to 30%,100%	± 2%	0.01%	<1%/M
		0-100%Vol	± 2%	0.01%	<2%/M
		0-100%Vol	± 1%	0.01%	<2%/M
	O₃	0-2; up to 5ppm	± 2%	20ppb	<4%/M	6m
	PH₃	0-5ppm; up to 20ppm		0.05ppm	<2%/M	2y
2610	SO₂	0-2,000, up to 5,000ppm	± 2%	1ppm	<2%/M
		0-100, up to 500ppm	± 2%	0.5ppm	<2%/M	2y
		0-20, up to 100ppm	± 2%	0.1ppm	<2%/M	2y

BIG DIPPER TECHNOCHEM INSTITUTE

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