Nextteq Gastec Short Term Detector Tubes: T

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.
1,1,2,2-Tetrabromoethane 1,1,1-Trichloroethane 0.92-9.2 ppm 135L
1,1,2,2-Tetrachloroethane Vinyl Chloride 2-30 ppm 131L
Tetrahcloroethylene Tetrachloroethylene 7-900 ppm 133HA
Tetrachloroethylene 2-250 ppm 133M
Tetrachloroethylene 1-75 ppm 133L
Tetrachloroethylene 0.1-9 ppm 133L
Trichloroethylene 0.075-1.5% 132HH
Tetrahydrofuran Tetrahydrofuran 20-800 ppm 159
Ethyl Ether 0.056-1.4% 161
Tetrahydrothiophene Tetrahydrothiophene 10-200 ppm 76H
Tetrahydrothiophene 1-10 ppm 76
Tetrahydrothiophene 10-100 ppm 76M
Tetramethylenediamine Amines 8.5-170 ppm 180
Amines 08-16 ppm 180L
Thionyl Chloride Sulfur Dioxide 1.44-21.6 ppm 5LA
Toluene Toluene SEI 5-690 ppm 122
Toluene 1-100 ppm 122L
Ethyl Ether 0.02-0.8% 161
o-Toluidine Aniline 5-60 ppm 181
1,1,1-Trichloro-2,2,2-trifluoroethane Fluorochlorocarbons 200-4,800 ppm 51H
Fluorochlorocarbons 10-400 ppm 51
Fluorochlorocarbons 0.8-43 ppm 51L
Trichloroacetic Acid Nitric Acid 1-37.5 ppm 15L
1,2,4-Trichlorobenzene Vinyl Chloride 0.65-13 ppm 131LA
1,1,1-Trichloroethane 1,1,1-Trichloroethane 100-2,000 ppm 135
1,1,1-Trichloroethane 6-900 ppm 135L
1,1,1-Trichloroethane 22–750 ppm 135
Trichloroethylene Trichloroethylene 0.05-2.5% 132HH
Trichloroethylene 20-1,300 ppm 132HA
Trichloroethylene SEI 2-250 ppm 132M
Trichloroethylene 1-70 ppm 132L
Trichloroethylene 0.125-8.8 ppm 132LL
Trichlorofluoromethane Fluorochlorocarbons 8-320 ppm 51
Fluorochlorocarbons 275-6,600 ppm 51H
Fluorochlorocarbons  0.8-43 ppm 51L
1,2,3-Trichloropropane 1,1,1-Trichloroethane 36-360 ppm 135L
Triethylamine Amines 4.5-90 ppm 180
Amines 0.3-6 ppm 180L
1,1,2-Trichloro-1,2,3-trifluoroethane Fluorochlorocarbons 1-54 ppm 51L
Fluorochlorocarbons 250-6,000 ppm 51H
Fluorochlorocarbons  10-400 ppm 51
Trimethyl Benzene Xylene 10-300 ppm 123
Trimethylamine Ammonia 25-250 ppm 3M
Amines 0.25-5 ppm 180L
Amines 3.5-70 ppm 180
Turpentine Benzene 200-1,140 ppm 121
Tetrahydrofuran 7-135 ppm 159


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