Gastec Airtec No. 11A Nitrogen Oxides compressed breathing air detector tube 0.02 - 0.7 / 0.06 - 2.0 ppm

Gastec Airtec No. 109A Oil Mist compressed breathing air detector tube 0.3 - 1.5 mg/m³

Gastec Airtec No. 109AD Oil Mist compressed breathing air detector tube 0.1 - 0.2 / 0.2 - 5.0 mg/m³

Gastec Airtec No. 2Ag Carbon Dioxide compressed breathing air detector tube 200 - 3000 ppm CO₂

Gastec Airtec No. 2A Carbon Dioxide compressed breathing air detector tube 250 - 3000 ppm CO₂

Gastec Airtec No. 1A Carbon Monoxide compressed breathing air detector tube 5 - 50 ppm CO

Gastec Airtec No. 6AH Water Vapour compressed breathing air detector tube 500 - 5000 ppm H₂O

Gastec Airtec No. 6A Water Vapour compressed breathing air detector tube 10 - 80 mg/m³ H₂O

Gastec Airtec No. 6Ag Water Vapour compressed breathing air detector tube 150 - 3000 mg/m³ H₂O

GV-110S Precision gas sampling hand pump with pump stroke counter (for use with Gastec gas detector tubes)

GV-100S Precision gas sampling hand pump (for use with Gastec gas detector tubes)

Gastec PYROTEC No. 231 Sulphuryl Fluoride short term measurement gas detector tube 1 - 20 ppm

Gastec PYROTEC No. 52 Nitro compounds short term measurement gas detector tube 0.5 - 30 ppm

Gastec No. 11L Nitrogen oxide & Nitrogen dioxide (total quantification) short term measurement gas detector tube 0.03 - 14 ppm NO & NO2

Gastec No. 11S Nitrogen oxide & Nitrogen dioxide (total quantification) short term measurement gas detector tube 5 - 625 ppm NO & NO2

Gastec No. 11HA Nitrogen oxide & Nitrogen dioxide (total quantification) short term measurement gas detector tube 50 - 2500 ppm NO & NO2

Gastec No. 10 Nitrogen oxide & Nitrogen dioxide (separate quantification) short term measurement gas detector tube 2.5 - 200 ppm & 2.5 - 200 ppm NO & NO2

Gastec No. 45H Hydrogen Sulphide & Sulphur Dioxide (total quantification) short term measurement gas detector tube 0.02 - 8.0 % H2S & SO2

Gastec No. 45S Hydrogen Sulphide & Sulphur Dioxide (separate quantification) short term measurement gas detector tube 1.25 - 120 ppm & 2.5 - 60 ppm H2S & SO2

Gastec PYROTEC No. 51L Fluorochlorocarbons short term measurement gas detector tube 1 - 54 ppm

Gastec PYROTEC No. 51H Fluorochlorocarbons short term measurement gas detector tube 250 - 6000 ppm

Gastec PYROTEC No. 51 Fluorochlorocarbons short term measurement gas detector tube 10 - 400 ppm

Gastec No. 143 Vinyl acetate short term measurement gas detector tube 5 - 250 ppm CH3CO2CH:CH2

Gastec No. 131L Vinyl Chloride short term measurement gas detector tube 0.1 - 6.9 ppm CH2:CHCl

Gastec No. 131La Vinyl Chloride short term measurement gas detector tube 0.25 - 54 ppm CH2:CHCl

Gastec No. 131LB Vinyl Chloride short term measurement gas detector tube 0.4 - 70 ppm CH2:CHCl

Gastec No. 131 Vinyl Chloride short term measurement gas detector tube 0.025 - 2.0 % CH2:CHCl

Gastec No. 130L Vinylidene Chloride short term measurement gas detector tube 0.4 - 40.6 ppm CH2:CCl2

Gastec No. 6LLP Water vapour (pipeline dew point tube) short term measurement gas detector tube 2 - 10 LB/MMCF H2O

Gastec No. 6L Water vapour short term measurement gas detector tube 0.05 - 2.0 mg/l H2O

Gastec No. 6 Water vapour short term measurement gas detector tube 0.5 - 32 mg/l H2O

Gastec No. 123 Xylene short term measurement gas detector tube 5 - 625 ppm C6H4(CH3)2

Gastec No. 159L Tetrahydrofuran short term measurement gas detector tube 5 - 232 ppm C4H8O

Gastec No. 159 Tetrahydrofuran short term measurement gas detector tube 25 - 800 ppm C4H8O

Gastec No. 76M Tetrahydrothiophene short term measurement gas detector tube 10 - 100 mg/m3 C4H8S

Gastec No. 76H Tetrahydrothiophene short term measurement gas detector tube 10 - 200 ppm C4H8S

Gastec No. 76 Tetrahydrothiophene short term measurement gas detector tube 1 - 10 ppm C4H8S

Gastec No. 135L 1,1,1 - Trichloroethane short term measurement gas detector tube 6 - 900 ppm CH3CCI3

Gastec No. 135 1,1,1 - Trichloroethane short term measurement gas detector tube 100 - 2000 ppm CH3CCI3

Gastec No. 132LL Trichloroethylene short term measurement gas detector tube 0.125 - 8.8 ppm Cl2C:CHCl

Gastec No. 132L Trichloroethylene short term measurement gas detector tube 0.8 - 90 ppm Cl2C:CHCl

Gastec No. 132M Trichloroethylene short term measurement gas detector tube 2 - 270 ppm Cl2C:CHCl

Gastec No. 132HA Trichloroethylene short term measurement gas detector tube 20 - 1300 ppm Cl2C:CHCl

Gastec No. 132HH Trichloroethylene short term measurement gas detector tube 0.05 - 2.5 % Cl2C:CHCl

Gastec No. 122L Toluene short term measurement gas detector tube 0.82 - 100 ppm C6H5CH3

Gastec No. 133L Tetrachloroethylene short term measurement gas detector tube 1 - 75 ppm Cl2C:CCl2

Gastec No. 133M Tetrachloroethylene short term measurement gas detector tube 2 - 220 ppm Cl2C:CCl2

Gastec No. 133HA Tetrachloroethylene short term measurement gas detector tube 7 - 900 ppm Cl2C:CCl2

Gastec No. 5Lb Sulphur dioxide short term measurement gas detector tube 0.05 - 10.0 ppm SO2

Gastec No. 5LC Sulphur dioxide short term measurement gas detector tube 0.1 - 22 ppm SO2

Gastec No. 5La Sulphur dioxide short term measurement gas detector tube 0.5 - 60 ppm SO2

Gastec No. 5M Sulphur dioxide short term measurement gas detector tube 20 - 3600 ppm SO2

Gastec No. 5H Sulphur dioxide short term measurement gas detector tube 0.05 - 8.0 % SO2

Gastec No. 145 Propyl Acetate short term measurement gas detector tube 20 - 500 ppm CH3CO2C3H7

Gastec No. 182 Pyridine short term measurement gas detector tube 0.2 - 36.4 ppm C5H5N

Gastec No. 128 Stoddard Solvent short term measurement gas detector tube 50 - 8000 mg/m3

Gastec No. 124 Styrene short term measurement gas detector tube 10 - 1500 ppm C6H5CH:CH2

Gastec No. 193 2-Pentenenitrile short term measurement gas detector tube 0.5 - 15.0 ppm CH3CH2CH:CHCN

Gastec No. 106 Petroleum Naphtha short term measurement gas detector tube 0.5 - 28 mg/l

Gastec No. 16 Phosgene short term measurement gas detector tube 0.05 - 20 ppm COCl2

Gastec No. 7LA Phosphine short term measurement gas detector tube 0.05 - 9.8 ppm PH3

Gastec No. 7L Phosphine short term measurement gas detector tube 0.15 - 5 ppm PH3

Gastec No. 7J Phosphine short term measurement gas detector tube 2.5 - 1000 ppm PH3

Gastec No. 7H Phosphine short term measurement gas detector tube 200 - 5500 ppm PH3

Gastec No. 7 Phosphine short term measurement gas detector tube 2.5 - 100 ppm PH3

Gastec No. 18L Ozone short term measurement gas detector tube 0.025 - 6 ppm O3

Gastec No. 18M Ozone short term measurement gas detector tube 4 - 400 ppm O3

Gastec No. 9L Nitrogen dioxide short term measurement gas detector tube 0.5 - 125 ppm NO2

Gastec No. 71 Methyl Mercaptan short term measurement gas detector tube 0.25 - 140 ppm CH3SH

Gastec No. 71H Methyl Mercaptan short term measurement gas detector tube 20 - 2700 ppm CH3SH

Gastec No. 234L Methyl Isothiocyanate short term measurement gas detector tube 0.07 - 25 ppm CH3NCS

Gastec No. 153L Methyl isobutyl ketone short term measurement gas detector tube 2.5 - 130 ppm (CH3)2CHCH2COCH3

Gastec No. 153 Methyl isobutyl ketone short term measurement gas detector tube 0.05 - 0.6 % (CH3)2CHCH2COCH3

Gastec No. 230 Methyl Iodide short term measurement gas detector tube 0.5 - 108 ppm CH3I

Gastec No. 230H Methyl Iodide short term measurement gas detector tube 100 - 34800 ppm CH3I

Gastec No. 155 Methylcyclohexanone short term measurement gas detector tube 2 - 80 ppm C7H12O

Gastec No. 119 Methylcyclohexanol short term measurement gas detector tube 5 - 100 ppm CH3C6H10OH

Gastec No. 166 Methyl tert-Butyl Ether short term measurement gas detector tube 10 - 660 ppm CH3OC(CH3)3

Gastec No. 136LL Methyl bromide short term measurement gas detector tube 0.1 - 3.0 ppm CH3Br

Gastec No. 136LA Methyl bromide short term measurement gas detector tube 1 - 36 ppm CH3Br

Gastec No. 136L Methyl bromide short term measurement gas detector tube 2.5 - 200 ppm CH3Br

Gastec No. 136H Methyl bromide short term measurement gas detector tube 10 - 600 ppm CH3Br

Gastec No. 138 Methylene chloride short term measurement gas detector tube 30 - 500 ppm CH2Cl2

Gastec No. 111LL Methanol short term measurement gas detector tube 2 - 62 ppm CH3OH

Gastec No. 111L Methanol short term measurement gas detector tube 20 - 1000 ppm CH3OH

Gastec No. 111 Methanol short term measurement gas detector tube 0.002 - 6.0 % CH3OH

Gastec No. 192 Methacrylonitrile short term measurement gas detector tube 0.2 - 32 ppm CH2:C(CH3)CN

Gastec No. 40 Mercury vapour short term measurement gas detector tube 0.05 - 13.2 mg/m3 Hg

Gastec No. 70LN Mercaptans short term measurement gas detector tube 0.1 - 8 ppm R･SH

Gastec No. 70 Mercaptans short term measurement gas detector tube 0.5 - 120 ppm R･SH

Gastec No. 100A LPG (Liquified Petroleum Gas) short term measurement gas detector tube 0.02 - 0.8 % C3/C4

Gastec No. 146 Isopropyl Acetate short term measurement gas detector tube 10 - 500 ppm CH3CO2CH(CH3)2

Gastec No. 116 Isobutyl alcohol short term measurement gas detector tube 3.7 - 150 ppm (CH3)2CHCH2OH

Gastec No. 144 Isobutyl acetate short term measurement gas detector tube 10 - 300 ppm CH3CO2CH2CH(CH3)2

Gastec No. 117 Isoamyl Alcohol short term measurement gas detector tube 5 - 300 ppm (CH3)2CHCH2CH2OH

Gastec No. 148 Isoamyl acetate short term measurement gas detector tube 10 - 200 ppm CH3CO2(CH2)2CH(CH3)2

Gastec No. 113LL Isopropyl Alcohol short term measurement gas detector tube 20 - 460 ppm CH3CH(OH)CH3

Gastec No. 113 Isopropyl Alcohol short term measurement gas detector tube 0.02 - 5.0 % CH3CH(OH)CH3

Gastec No. 4LB Hydrogen sulphide short term measurement gas detector tube 0.5 - 12 ppm H2S

Gastec No. 4L Hydrogen sulphide short term measurement gas detector tube 1 - 240 ppm H2S

Gastec No. 4M Hydrogen sulphide short term measurement gas detector tube 12.5 - 500 ppm H2S

Gastec No. 4HH Hydrogen sulphide short term measurement gas detector tube 0.1 - 4.0 % H2S

Gastec No. 4HP Hydrogen sulphide short term measurement gas detector tube 0.25 - 20 % H2S

Gastec No. 4HT Hydrogen sulphide short term measurement gas detector tube 1 - 40 % H2S

Gastec No. 32 Hydrogen peroxide short term measurement gas detector tube 0.5 - 10 ppm H2O2

Gastec No. 17L Hydrogen fluoride short term measurement gas detector tube 0.09 - 72 ppm HF

Gastec No. 17 Hydrogen fluoride short term measurement gas detector tube 0.25 - 100 ppm HF

Gastec No. 12LL Hydrogen cyanide short term measurement gas detector tube 0.2 - 10 ppm HCN

Gastec No. 12L Hydrogen cyanide short term measurement gas detector tube 0.5 - 150 ppm HCN

Gastec No. 12H Hydrogen cyanide short term measurement gas detector tube 0.05 - 1.6 % HCN

Gastec No. 102L Hexane short term measurement gas detector tube 3.5 - 1200 ppm C6H14

Gastec No. 102H Hexane short term measurement gas detector tube 0.015 - 1.2 % C6H14

Gastec No. 185 Hydrazine short term measurement gas detector tube 0.04 - 2.0 ppm N2H4

Gastec No. 30 Hydrogen short term measurement gas detector tube 0.5 - 2.0 % H2

Gastec No. 105 Hydrocarbons (Higher Class) short term measurement gas detector tube 100 - 3000 ppm C6 to C10

Gastec No. 14R Hydrogen chloride (for low humidity) short term measurement gas detector tube 50 to 5000 ppm

Gastec No. 14M Hydrogen chloride short term measurement gas detector tube 10 - 1000 ppm HCl

Gastec No. 101L Gasoline (Petrol) short term measurement gas detector tube 30 - 2000 ppm

Gastec No. 91LL Formaldehyde short term measurement gas detector tube 0.05 - 1.0 ppm HCHO

Gastec No. 91 Formaldehyde short term measurement gas detector tube 2 - 100 ppm HCHO

Gastec No. 91M Formaldehyde short term measurement gas detector tube 8 - 6400 ppm HCHO

Gastec No. 72L Ethyl mercaptan short term measurement gas detector tube 0.2 - 75 ppm C2H5SH

Gastec No. 72 Ethyl mercaptan short term measurement gas detector tube 0.5 - 120 ppm C2H5SH

Gastec No. 161L Ethyl ether short term measurement gas detector tube 10 - 1120 ppm (C2H5)2O

Gastec No. 161 Ethyl ether short term measurement gas detector tube 0.04 - 1.0 % (C2H5)2O

Gastec No. 163LL Ethylene Oxide short term measurement gas detector tube 0.1 - 10 ppm C2H4O

Gastec No. 163L Ethylene Oxide short term measurement gas detector tube 0.4 - 550 ppm C2H4O

Gastec No. 163 Ethylene Oxide short term measurement gas detector tube 0.05 - 3.0 % C2H4O

Gastec No. 165L Ethylene Glycol short term measurement gas detector tube 10 - 100 mg/m3 HOCH2CH2OH

Gastec No. 232 1,2-Dichloroethane short term measurement gas detector tube 1 - 39 ppm ClCH2CH2Cl

Gastec No. 172 Ethylene short term measurement gas detector tube 25 - 1680 ppm CH2:CH2

Gastec No. 141L Ethyl acetate short term measurement gas detector tube 20 - 800 ppm CH3CO2C2H5

Gastec No. 141 Ethyl acetate short term measurement gas detector tube 0.1 - 1.5 % CH3CO2C2H5

Gastec No. 112L Ethanol short term measurement gas detector tube 50 - 2000 ppm C2H5OH

Gastec No. 112 Ethanol short term measurement gas detector tube 0.01 - 7.5 % C2H5OH

Gastec PYROTEC No. 53 Dimethyl sulphide short term measurement gas detector tube 0.15 - 10 ppm (CH3)2S

Gastec No. 183 N,N-Dimethyl formamide short term measurement gas detector tube 0.8 - 90 ppm HCON(CH3)2

Gastec No. 184 N,N-Dimethylacetamide short term measurement gas detector tube 1.5 - 240 ppm CH3CON(CH3)2

Gastec No. 127 o-Dichlorobenzene short term measurement gas detector tube 2.5 - 300 ppm C6H4Cl2

Gastec No. 22 Diborane short term measurement gas detector tube 0.02 - 5.0 ppm B2H6

Gastec No. 154 Cyclohexanone short term measurement gas detector tube 2 - 72 ppm C6H10O

Gastec No. 139 1,2-Dichloroethylene short term measurement gas detector tube 5 - 250 ppm ClCH:CHCl

Gastec No. 61 o-Cresol short term measurement gas detector tube 0.35 - 67.5 ppm C6H4(CH3)OH

Gastec No. 233 Chloropicrin short term measurement gas detector tube 0.045 - 22 ppm CCl3NO2

Gastec No. 137LL Chloroform short term measurement gas detector tube 0.3 - 4.5 ppm CHCl3

Gastec No. 137LA Chloroform short term measurement gas detector tube 0.5 - 30 ppm CHCl3

Gastec No. 137 Chloroform short term measurement gas detector tube 4 - 400 ppm CHCl3

Gastec No. 126L Chlorobenzene short term measurement gas detector tube 0.5 - 57 ppm C6H5Cl

Gastec No. 126 Chlorobenzene short term measurement gas detector tube 2 - 500 ppm C6H5Cl

Gastec No. 23L Chlorine dioxide short term measurement gas detector tube 0.025 - 1.2 ppm ClO2

Gastec No. 23M Chlorine dioxide short term measurement gas detector tube 0.1 - 10 ppm ClO2

Gastec No. 8LL Chlorine short term measurement gas detector tube 0.025 - 2.0 ppm Cl2

Gastec No. 8La Chlorine short term measurement gas detector tube 0.1 - 16 ppm Cl2

Gastec No. 8H Chlorine short term measurement gas detector tube 25 - 1000 ppm Cl2

Gastec No. 8HH Chlorine short term measurement gas detector tube 0.25 - 10 % Cl2

Gastec No. 21LA Carbonyl sulphide short term measurement gas detector tube 2 - 125 ppm COS

Gastec No. 21 Carbonyl sulphide short term measurement gas detector tube 5 - 200 ppm COS

Gastec No. 134L Carbon tetrachloride short term measurement gas detector tube 0.25 - 11 ppm CCl4

Gastec No. 134 Carbon tetrachloride short term measurement gas detector tube 0.5 - 60 ppm CCl4

Gastec No. 1LL Carbon Monoxide short term measurement gas detector tube 5 - 50 ppm CO

Gastec No. 1LKC Carbon Monoxide short term measurement gas detector tube 5 - 100 ppm CO

Gastec No. 1LK Carbon Monoxide short term measurement gas detector tube 5 - 600 ppm CO

Gastec No. 1La Carbon Monoxide short term measurement gas detector tube 8 - 1000 ppm CO

Gastec No. 1L Carbon Monoxide short term measurement gas detector tube 2.5 - 2000 ppm CO

Gastec No. 1LM Carbon Monoxide short term measurement gas detector tube 25 - 2000 ppm CO

Gastec No. 1M Carbon Monoxide short term measurement gas detector tube 0.05 - 4.0 % CO

Gastec No. 1H Carbon Monoxide short term measurement gas detector tube 0.1 - 10 % CO

Gastec No. 1HH Carbon Monoxide short term measurement gas detector tube 1 - 50 % CO

Gastec No. 13M Carbon disulphide short term measurement gas detector tube 15 - 5120 ppm CS2

Gastec No. 13L Carbon disulphide short term measurement gas detector tube 0.1 - 8.1 ppm CO2

Gastec No. 13 Carbon disulphide short term measurement gas detector tube 0.63 - 100 ppm CS2

Gastec No. 2LC Carbon dioxide short term measurement gas detector tube 100 - 4000 ppm CO2

Gastec No. 2LL Carbon dioxide short term measurement gas detector tube 300 - 5000 ppm CO2

Gastec No. 2L Carbon dioxide short term measurement gas detector tube 0.13 - 6 % CO2

Gastec No. 2HH Carbon dioxide short term measurement gas detector tube 2.5 - 40 % CO2

Gastec No. 75L tert-Butyl mercaptan short term measurement gas detector tube 0.5 - 30 mg/m3 (CH3)3CSH

Gastec No. 75N tert-Butyl mercaptan (mercury free) short term measurement gas detector tube 1.25 - 250 mg/m3 (CH3)3CSH

Gastec No. 75 tert-Butyl mercaptan short term measurement gas detector tube 2.5 - 150 mg/m3 (CH3)3CSH

Gastec No. 142L Butyl acetate short term measurement gas detector tube 10 - 300 ppm CH3CO2C4H9

Gastec No. 142 Butyl acetate short term measurement gas detector tube 0.05 - 0.8 % CH3CO2C4H9

Gastec No. 101 Gasoline (Petrol) short term measurement gas detector tube 0.015 - 1.2 %

Gastec No. 115 2-Butanol short term measurement gas detector tube 10 - 150 ppm CH3CH2CH(OH)CH3

Gastec No. 114 1-Butanol short term measurement gas detector tube 10 - 150 ppm CH3CH2CH2CH2OH

Gastec No. 104 Butane short term measurement gas detector tube 25 - 1400 ppm C4H10

Gastec No. 174LL 1,3 - Butadiene short term measurement gas detector tube 0.5 - 5 ppm CH2:CHCH:CH2

Gastec No. 174L 1,3 - Butadiene short term measurement gas detector tube 2.5 - 100 ppm CH2:CHCH:CH2

Gastec No. 174 1,3 - Butadiene short term measurement gas detector tube 50 - 800 ppm CH2:CHCH:CH2

Gastec No. 121SP Benzene short term measurement gas detector tube 0.2 - 66 ppm C6H6

Gastec No. 121L Benzene short term measurement gas detector tube 0.1 - 65 ppm C6H6

Gastec No. 121SL Benzene short term measurement gas detector tube 1 - 100 ppm C6H6

Gastec No. 121S Benzene short term measurement gas detector tube 2 - 312 ppm C6H6

Gastec No. 121 Benzene short term measurement gas detector tube 2.5 - 120 ppm C6H6

Gastec No. 19LA Arsine short term measurement gas detector tube 0.04 - 10 ppm AsH3

Gastec No. 120 Aromatic Hydrocarbons short term measurement gas detector tube 0.4 - 200 ppm

Gastec No. 181 Aniline short term measurement gas detector tube 1.25 - 60 ppm C6H5NH2

Gastec No. 147 Amyl acetate short term measurement gas detector tube 10 - 200 ppm CH3CO2C5H11

Gastec No. 3M Ammonia short term measurement gas detector tube 10 - 1000 ppm NH3

Gastec No. 3La Ammonia short term measurement gas detector tube 2.5 - 220 ppm NH3

Gastec No. 3HM Ammonia short term measurement gas detector tube 0.05 - 3.52 % NH3

Gastec No. 3H Ammonia short term measurement gas detector tube 0.2 - 32 % NH3

Gastec No. 180 Amines short term measurement gas detector tube 5 - 100 ppm R･NH2

Gastec No. 152L Methyl Ethyl Ketone short term measurement gas detector tube 10 - 384 ppm CH3COC2H5

Gastec No. 1LC Carbon Monoxide short term measurement gas detector tube 1 - 30 ppm CO

Gastec No. 149 Methyl methacrylate short term measurement gas detector tube 10 - 500 ppm CH2:C(CH3)CO2CH3

Gastec No. 6LP Water vapour (pipeline dew point tube) short term measurement gas detector tube 3 - 100 LB/MMCF H2O

Gastec No. 4HM Hydrogen sulphide short term measurement gas detector tube 25 - 1600 ppm H2S

Gastec No. 77 TBM and DMS short term measurement gas detector tube 1 - 15 mg/m3 (CH3)3CSH and (CH3)2S

Gastec No. 72LN Ethyl mercaptan short term measurement gas detector tube 0.15 - 57.5 ppm C2H5SH

Gastec No. 12M Hydrogen cyanide short term measurement gas detector tube 17 - 2400 ppm HCN

Gastec No. 172L Ethylene short term measurement gas detector tube 0.2 - 100 ppm CH2:CH2

Gastec No. 3L Ammonia short term measurement gas detector tube 0.5 - 78 ppm NH3

Gastec No. 103 Hydrocarbons (Lower Class) short term measurement gas detector tube 0.05 - 2.4 % C2 to C7

Gastec No. 152 Methyl Ethyl Ketone short term measurement gas detector tube 0.02 - 0.6 % CH3COC2H5

Gastec No. 180L Amines short term measurement gas detector tube 0.5 - 10 ppm R･NH2

Gastec No. 70L Mercaptans short term measurement gas detector tube 0.1 - 8 ppm R･SH

Gastec No. 17LL Hydrogen fluoride short term measurement gas detector tube 0.05 - 24 ppm HF

Gastec No. 133LL Tetrachloroethylene short term measurement gas detector tube 0.1 - 6.6 ppm Cl2C:CCl2

Gastec No. 5L Sulphur dioxide short term measurement gas detector tube 1.25 - 200 ppm SO2

Gastec No. 122 Toluene short term measurement gas detector tube 5 - 690 ppm C6H5CH3

Gastec No. 31B Oxygen short term measurement gas detector tube 3 - 24 % O2

Gastec No. 60 Phenol short term measurement gas detector tube 0.12 - 183 ppm C6H5OH

Gastec No. 35 Sulphuric Acid short term measurement gas detector tube 0.5 - 5 mg/m^3 H2SO4

Gastec No. 113L Isopropyl Alcohol short term measurement gas detector tube 2 - 800 ppm CH3CH(OH)CH3

Gastec No. 138L Methylene chloride short term measurement gas detector tube 4 - 150 ppm CH2Cl2

Gastec No. 123L Xylene short term measurement gas detector tube 2 - 200 ppm C6H4(CH3)2

Gastec No. 4LT Hydrogen sulphide short term measurement gas detector tube 0.05 - 4.0 ppm H2S

Gastec No. 124L Styrene short term measurement gas detector tube 2 - 100 ppm C6H5CH:CH2

Gastec No. 4LL Hydrogen sulphide short term measurement gas detector tube 0.25 - 120 ppm H2S

Gastec No. 2H Carbon dioxide short term measurement gas detector tube 0.5 - 20 % CO2

Gastec No. 4H Hydrogen sulphide short term measurement gas detector tube 10 - 4000 ppm H2S

Gastec No. 4LK Hydrogen sulphide short term measurement gas detector tube 1 - 40 ppm H2S

Gastec No. 14L Hydrogen chloride short term measurement gas detector tube 0.2 - 76 ppm HCl

Gastec No. 15L Nitric acid short term measurement gas detector tube 0.1 - 40 ppm HNO3

Gastec No. 91L Formaldehyde short term measurement gas detector tube 0.1 - 45.0 ppm HCHO

Gastec No. 140 Aliphatic Hydrocarbons short term measurement gas detector tube 6 - 3000 ppm

Gastec No. 191L Acrylonitrile short term measurement gas detector tube 0.1 - 18 ppm CH2:CHCN

Gastec No. 191 Acrylonitrile short term measurement gas detector tube 2 - 360 ppm CH2:CHCN

Gastec No. 80 Acid Gases short term measurement gas detector tube 1 - 80 ppm

Gastec No. 171 Acetylene short term measurement gas detector tube 0.05 - 4 % HC≡HC

Gastec No. 151L Acetone short term measurement gas detector tube 50 - 12000 ppm CH3COCH3

Gastec No. 151 Acetone short term measurement gas detector tube 0.05 - 2 % CH3COCH3

Gastec No. 81L Acetic Acid short term measurement gas detector tube 0.125 - 23 ppm CH3CO2H

Gastec No. 81 Acetic Acid short term measurement gas detector tube 1 - 100 ppm CH3CO2H

Gastec No. 92LA Acetaldehyde short term measurement gas detector tube 0.3 - 30 ppm CH3CHO

Gastec No. 92L Acetaldehyde short term measurement gas detector tube 1 - 20 ppm CH3CHO

Gastec No. 92M Acetaldehyde short term measurement gas detector tube 2.5 - 100 ppm CH3CHO

Gastec No. 92 Acetaldehyde short term measurement gas detector tube 5 - 750 ppm CH3CHO

Gastec No. 93 Acrolein short term measurement gas detector tube 3.3 - 800 ppm CH2:CHCHO