Nextteq Gastec Short Term Detector Tubes: C

Whether for a routine inspection or a HazMat emergency, you can count on Nextteq’s complete line of Gastec Detector Tubes to precisely measure gases and vapors for over 600 applications.

Prices start at $82.00

For pricing, please call 1-800-952-3293 or email

Whether for a routine inspection or a Hazmat emergency, you can count on Nextteq’s complete line of Gastec Detector Tubes to precisely measure gases and vapors for over 600 applications A tube should be selected to detect each suspected chemical. Simply locate the contaminant listed alphabetically in the table below. Select the Nextteq Tube listed according to the chemical hazard to be tested and the measuring range. Order the tube by the part number that appears to the right.

Ordering Information

Click on the Catalog No. for further information on each tube. For pricing, please call AFC International at 1-800-952-3293, 219-987-6825 or fax 219-987-6826 or email

Gases & Vapors
Gastec Tube
Measuring Range
Catalog No.
Carbon Dioxide Carbon Dioxide 2.5-50% 2HH
Carbon Dioxide 0.5-20% 2H
Carbon Dioxide SEI 0.13-6% 2L
Carbon Dioxide 100-4,000 ppm 2LC
Carbon Dioxide 300-5,000 ppm 2LL
Carbon Disulfide Carbon Disulfide 20-4,000 ppm 13M
Carbon Disulfide SEI 0.63-100 ppm 13
Carbon Disulfide 0.1-8.1 ppm 13L
Carbon Monoxide Carbon Monoxide 5-100 ppm 1LKC
Carbon Monoxide 1-50% 1HH
Carbon Monoxide 0.1-10% 1H
Carbon Monoxide 0.05-4% 1M
Carbon Monoxide 25-2,000 ppm 1LM
Carbon Monoxide 2.5-2,000 ppm 1L
Carbon Monoxide 8-1,000 ppm 1LA
Carbon Monoxide 1-30 ppm 1LC
Carbon Monoxide 5-50 ppm 1LL
Carbon Monoxide in Hydrogen Carbon Monoxide 5-600 ppm 1LK
Carbon Tetrachloride Carbon Tetrachloride 0.5-60 ppm 134
Carbon Tetrachloride 0.25-12 ppm 134L
Carbonyl Sulfide Carbonyl Sulfide 5-200 ppm 21
Carbonyl Sulfide 2-125 ppm 21LA
Chlorine Chlorine 0.25-10% 8HH
Chlorine 25-1,000 ppm 8H
Chlorine SEI 0.1-16 ppm 8LA
Chlorine 0.025-2 ppm 8LL
Acid Gases 0.7-14 ppm 80
Hydrogen Chloride 0.8-16 ppm 14L
Chlorine Dioxide Chlorine Dioxide 0.025-1.2 ppm 23L
Chlorine Dioxide 0.1-10 ppm 23M
Chlorine 25-250 ppm 8H
Chlorine 0.05-1.0 ppm 8LL
Chlorine 0.6-9.6 ppm 8LA
Chlorobenzene Chlorobenzene 2-500 ppm 126
Chlorobenzene 0.5-43 ppm 126L
Chlorobromomethane 1,1,1-Trichloroethane 22-100 ppm 135
Methyl Bromide 9-90 ppm 136L
Chlorocylclohexane Hexane 50-1,200 ppm 102L
Chlorodifluoromethane (R22) Fluorochlorocarbons 0.1-2.4% 51H
Fluorochlorocarbons 25-1,000 ppm 51
Fluorochlorocarbons 2.5-135 ppm 51L
Chlorofluorocarbons (CFC) Fluorochlorocarbons 250-6,000 ppm 51H
Fluorochlorocarbons 10-400 ppm 51
Fluorochlorocarbons 1-54 ppm 51L
Chloroform Chloroform 4-400 ppm 137
Chloroform 0.5-30 ppm 137LA
Chloroform 0.3-4.5 ppm 137LL
Chloropicrin Carbon Tetrachloride 2.5-60 ppm 134
Carbon Tetrachloride 0.1-7.5 ppm 134L
m-Cresol o-Cresol 1-25 ppm 61
o-Cresol o-Cresol 0.4-62.5 ppm 61
p-Cresol o-Cresol 1-25 ppm 61
Cumene Toluene 2-100 ppm 122L
Toluene 5.8-174 ppm 122
Cyclohexane Hexane 0.015-1.2% 102H
Hexane 60-1,440 ppm 102L
Cyclohexanol Cyclohexanol 5-100 ppm 118
Cyclohexanone Cyclohexanone 2-75 ppm 154
Formaldehyde 10-470 ppm 91L
Cyclohexene Acetone 0.05-0.8% 151
Cyclohexylamine Amines 7-140 ppm 180
Amines 0.5-10 ppm 180L
Cyclopentane Gasoline 39-1,300 ppm 101L
Cymene Ethyl Acetate 25-270 ppm 141L


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