Gastec Gas Detection Tube List
Please call ems for pricing and ordering information
Gastec
Application Measuring Range
Tube No.
1,1,1-
135 100-2000 ppm
TRICHLOROETHANE
1,1,1-
135L 6-900 ppm
TRICHLOROETHANE
1,2 -
139 5-250 ppm
DICHLOROETHYLENE
92 ACETALDEHYDE 5-750 ppm
92L ACETALDEHYDE 1-20 ppm
92M ACETALDEHYDE 2.5-100 ppm
81 ACETIC ACID 1-100 ppm
81D ACETIC ACID DOSI .5-100 ppm
81L ACETIC ACID LR. 0.125-25 ppm
151 ACETONE 0.05-2%
151D ACETONE DOSI 5-1500 ppm
151L ACETONE L.R. 50-12000 ppm
171 ACETYLENE 0.05-4%
80 ACIDS TEST 1-80 ppm
93 ACROLEIN 3.3-800 ppm
191 ACRYLONITRILE 2-360 ppm
191L ACRYLONITRILE L.R. 0.1-18 ppm
180 AMINES 5-100 ppm
180L AMINES 0.5-10 ppm
3DL AMMONIA DOSI 0.1-10 ppm
3D AMMONIA DOSI 2.5-1000 ppm
3H AMMONIA HIGH RANGE 0.2-32%
3L AMMONIA LOW RANGE 0.5-78 ppm
3LA AMMONIA LOW RANGE 2.5-200 ppm
3HM AMMONIA MID RANGE 0.05-3.52%
AMMONIA MIDDLE
3M 10-1000 ppm
RANGE
147 AMYL ACETATE 10-200 ppm
181 ANILINE 1.25-60 ppm
19LA ARSINE L.R. 0.04-10 ppm
121 BENZENE 2.5-120 ppm
121SP BENZENE 0.5-10 ppm
BENZENE IN
121SL 1-100 ppm
AROMATICS L.R.
121L BENZENE L.R. 0.125-60 ppm
BENZENE LOW
121S 2-312 ppm
INTERFERENCE
174 BUTADIENE 50-800 ppm
174D BUTADIENE DOSI 1.3-200 ppm
174L BUTADIENE L.R. 2.5-100 ppm
174LL BUTADIENE L.R. 0.5-5 ppm
142 BUTYL ACETATE 0.05-0.8%
142L BUTYL ACETATE L.R. 10-300 ppm
75L BUTYL MERCAPTAN LR 0.5-30 mg/m3
CARBON DIOXIDE
2A 250-3000 ppm
AIRTEC
2D CARBON DIOXIDE DOSI 0.02-12%
CARBON DIOXIDE
2AG 200-3000 ppm
AI RTEC
CARBON DIOXIDE
2HT 10-100%
EXTRA HIGH RANGE
CARBON DIOXIDE
2LC 100-4000 ppm
EXTRA LOW RANGE
CARBON DIOXIDE
2LL 300-5000 ppm
EXTRA LOW RANGE
CARBON DIOXIDE HIGH
2HH 2 .5-40%
RANGE
CARBON DIOXIDE HIGH
2H 0.5-20%
RANGE TUBE
CARBON DIOXIDE LOW
2L 0.13-6%
RANGE
13 CARBON DISULFIDE 0.63-100 ppm
13M CARBON DISULFIDE MR 20-4000 ppm
1LM CARBON MONOXIDE 25-2000 ppm
CARBON MONOXIDE
1A 5-50 ppm
AIRTEC
CARBON MONOXIDE
1D 1.04-2000 ppm
DOSI
CARBON MONOXIDE EX-
1LL 5-50 ppm
LOW RANGE
CARBON MONOXIDE
1HH 1-50%
EXTRA H.R.
CARBON MONOXIDE
1H 0.1-10%
H. R.
CARBON MONOXIDE IN
1LK 5-600 ppm
HYDROGEN
CARBON MONOXIDE
1L 2 .5-2000 ppm
L.R.
CARBON MONOXIDE
1LA 8-1000 ppm
L.R.
CARBON MONOXIDE
1LC 1-30 ppm
L.R.
CARBON MONOXIDE
1 DL 0.4 - 400 ppm
L.R. DOSI
CARBON MONOXIDE
1M 0.05-4%
MIDDLE RANGE
CARBON
134 0.5-60 ppm
TETRACHLORIDE
CARBON
134L 0.25-12 ppm
TETRACHLORIDE
21 CARBONYL SULPHIDE 5-200 ppm
21LA CARBONYL SULPHIDE 2-125 ppm
221L CHLORIDE ION 25-1000 mg/l
221LL CHLORIDE ION 10-200 mg/l
CHLORINE DIOXIDE
23L 0.025-1.2 ppm
LOW RANGE
CHLORINE DIOXIDE
23M 0.1-106 ppm
MEDIUM RANGE
8D CHLORINE DOSI 0.08-100 ppm
CHLORINE EXTRA HIGH
8HH 0.25-10%
RANGE
8H CHLORINE HIGH RANGE 25-1000 ppm
8LA CHLORINE LOW RANGE 0.1-16 ppm
CHLORINE XTRA LOW
8LL 0.025-2 ppm
RANGE
126 CHLOROBENZENE 2-500 ppm
126L CHLOROBENZENE 0.5-43 ppm
137 CHLOROFORM 4-400 ppm
137L CHLOROFORM 0.5-27 ppm
273 CHROMIUM ION TUBE 0.5-50 mg/l
284 COPPER ION TUBE 1-20 mg/l
61 CRESOL 0.4-62.5 ppm
118 CYCLOHEXANOL 5-100 ppm
154 CYCLOHEXANONE 2-75 ppm
22 DIBORANE 0.02-5 ppm
127 DICHLOROBENZENE 2.5-300 ppm
184 DIMETHYL ACETAMIDE 1.5-240 ppm
183 DIMETHYL FORMAMIDE 0.8-90 ppm
53 DIMETHYL SULFIDE 0.25-10
141 ETHYL ACETATE 0.1-1.5%
141 L ETHYL ACETATE L.R. 25-800 ppm
112 ETHYL ALCOHOL 0.01-7.5%
112D ETHYL ALCOHOL DOSI 100-25000 ppm
ETHYL ALCOHOL LOW
112L 50-2000 ppm
RANGE
161 ETHYL ETHER 0.04-1%
161L ETHYL ETHER L.R. 10-1200 ppm
72 ETHYL MERCAPTAN 0.5-120 ppm
72P ETHYL MERCAPTAN 2.5-30 ppm
72L ETHYL MERCAPTAN LR 0.2-75 ppm
172 ETHYLENE 25-800 ppm
165L ETHYLENE GLYCOL L.R . 10-100 mg/m3
172L ETHYLENE L.R. 0.2-50 ppm
163 ETHYLENE OXIDE 0.05-3%
163LL ETHYLENE OXIDE 0.1-10 ppm
163L ETHYLENE OXIDE L.R. 0.4-350 ppm
FLUOROCHLOROCARB
51L 1-54 ppm
ONS LOW RNG
91 FORMALDEHYDE 2-100 ppm
91M FORMALDEHYDE 8-6400 ppm
FORMALDEHYDE LOW
91L 0.1-40 ppm
RANGE
FORMALDEHYDE XTRA
91LL 0.05-1 ppm
LOW RANGE
91D FORMALDEHYDE DOSI 0.1-20 ppm
FREE RESIDUAL
222 0.1-10 mg/l
CHLORINE
FREON (PYROLYZER
51 10-400 ppm
REQUIRED)
FREON HR (PYROLYZER
51 H 250-6000 ppm
REQUIRED)
101 GASOLINE 0.015-1.2%
101L GASOLINE LOW RANGE 30-2000 ppm
45H H2S/SO2 0.02-8%
12D HCN DOSI 1-200 ppm
185 HYDRAZINE 0.05-2 ppm
HYDROCARBONS (HIGH
105 100-3000 ppm
CLASS)
HYDROCARBONS
103 0.05-2.4%
(LOWER CLASS)
30 HYDROGEN 0.5-2%
14R HYDROGEN CHLORIDE 50-3900 ppm
HYDROGEN CHLORIDE
14D 1-100 ppm
DOSI
HYDROGEN CHLORIDE
14L 0.2-76 ppm
L. R.
HYDROGEN CHLORIDE
14M 10-1000 ppm
MID R.
HYDROGEN CYANIDE
12H 0.05-1.6%
H. R.
HYDROGEN CYANIDE
12L 0.36-120 ppm
L.R.
HYDROGEN CYANIDE
12M 17-2400 ppm
MID R.
HYDROGEN CYANIDE
12LL 0.2-7 ppm
XTRA L.R.
HYDROGEN FLOURIDE
17D 1-100 ppm
DOSI
17 HYDROGEN FLUORIDE 0.25-100 ppm
32 HYDROGEN PEROXIDE 0.5-10 ppm
HYDROGEN PEROXIDE
32D 0.5-40 ppm
DOSI
4D HYDROGEN SULFIDE 0.2-200 ppm
4HT HYDROGEN SULFIDE 1-40%
HYDROGEN SULFIDE
4HH 0.1-4%
EXTRA HIGH RNG
HYDROGEN SULFIDE
4LL 0.25-120 ppm
EXTRA LOW RNG
HYDROGEN SULFIDE
4H 10-4000 ppm
HIGH RANGE
HYDROGEN SULFIDE
4HM 25-1600 ppm
HIGH RANGE
HYDROGEN SULFIDE
4HP 0.25-2%
HIGH RANGE
HYDROGEN SULFIDE
4L 1-240 ppm
LOW RANGE
HYDROGEN SULFIDE
4LK 1-40 ppm
LOW RANGE
HYDROGEN SULFIDE
4M 12.5-500 ppm
MIDDLE RANGE
HYDROGEN SULFIDE
4LB 0.5-12 ppm
PIPELINE LOW RANGE
HYDROGEN SULFIDE
4LT 0.1-4 ppm
ULTRA LR
281 IRON ION TUBE 5-50 mg/l
148 ISOAMYL ACETATE 10-200 ppm
117 ISOAMYL ALCOHOL 5-300 ppm
144 ISOBUTYL ACETATE 10-300 ppm
116 ISOBUTYL ALCOHOL 10-150 ppm
146 ISOPROPYL ACETATE 20-500 ppm
113 ISOPROPYL ALCOHOL 0.02-5%
ISOPROPYL ALCOHOL
113L 25-800 ppm
LOW RANGE
LPG (LIQUIFIED
100A 0.02-0.8%
PETROLEUM GAS)
271 MERCURY TUBE 1-20 mg/l
40 MERCURY VAPOR 0.05-13.2 mg/m3
192 METHACRYLONITRILE 0.2-32 ppm
71 METHYL MERCAPTAN 0.25-140 ppm
111 METHYL ALCOHOL 0.002-4.5%
METHYL ALCOHOL
111LL 2-56 ppm
EXTRA L.R.
METHYL ALCOHOL LOW
111L 20-1000 ppm
RANGE
136H METHYL BROMIDE 10-600 ppm
136L METHYL BROMIDE 2.5-200 ppm
136LA METHYL BROMIDE 1-36 ppm
METHYL
119 5-100 ppm
CYCLOHEXANOL
METHYL
155 2-100 ppm
CYCLOHEXANONE
152 METHYL ETHYL KETONE 0.02-0.6%
152D METHYL ETHYL KETONE 2-600 ppm
METHYL ISOBUTYL
153 0.05-0.6%
KETONE
METHYL MERCAPTAN
71H 20-2700 ppm
HIGH RANGE
METHYL
149 10-500 ppm
M ETHAC RYLATE
138 METHYLENE CHLORIDE 20-500 ppm
138L METHYLENE CHLORIDE 10-150 ppm
104 N-BUTANE 25-1400 ppm
114 N-BUTYL ALCOHOL 10-150 ppm
102H n-HEXANE HIGH RANGE 0.015-1.2%
102L N-HEXANE LOW RANGE 10-1200 ppm
20L NICKEL CARBONYL 10-800 ppm
291 NICKEL TUBE 5-50 mg/l
10 NITRIC OXIDES 2.5-200 ppm
15L NITRIC ACID L.R. 0.1-40 ppm
NITROGEN DIOXIDE
9D 0.1-30 ppm
DOSI
NITROGEN DIOXIDE
9DL 0.01-3.0 ppm
DOSI
NITROGEN DIOXIDE
9L 0.5-125 ppm
LOW RANGE
11 HA NITROGEN OXIDES 50-2500 ppm
11L NITROGEN OXIDES 0.04-16.5 ppm
11S NITROGEN OXIDES 5-625 ppm
NITROGEN OXIDES
11A 0.02-2 ppm
AIRTEC
NITROPARAFFINS
52 0.5-30 ppm
(PYROLYZER REQ)
33L NITROUS 10-100 ppb
109A OIL MIST AIRTEC 0.3-1.5 mg/m3
109AD OIL MIST AIRTEC 0.2-5 mg/m3
31B OXYGEN 3-24%
218 OZONE 1-10 mg/l
18L OZONE L.R. 0.025-3 ppm
18M OZONE MID R. 4-400 ppm
193 PENTENENITRILE 0.5-15 ppm
133HA PERCHLORETHYLENE 7-900 ppm
PERCHLORETHYLENE
133L 1-75 ppm
L. R.
PERCHLOROETHYLENE
133LL 0.1-9 ppm
EXTRA L.R.
PERCHLOROETHYLENE
133M 2-250 ppm
MID RANGE
106 PETROLEUM NAPHTHA 0.5-28 mg/l
60 PHENOL 0.4-187 ppm
16 PHOSGENE 0.05-20 ppm
7 PHOSPHINE 2.5-100 ppm
PHOSPHINE HIGH
7J 2.5-1000 ppm
RANGE
PHOSPHINE LOW
7L 0.15-5 ppm
RANGE
PHOSPHINE LOW
7LA 0.05-9.8 ppm
RANGE
PIPELINE DEW POINT
6LP 3-100 LB/MMCF
WATER VAPOR
25 POLYTEC II Qualitative
26 POLYTEC III Qualitative
27 POLYTEC IV Qualitative
107 POLYTEC I Qualitative
100B PROPANE 0.1-2%
145 PROPYL ACETATE 20-500 ppm
182 PYRIDINE 0.2-35 ppm
115 SEC-BUTYL ALCOHOL 5-150 ppm
SO2/H2S SO2: 0.25-20 ppm,
45S
SIMULTANEOUS H2S: 1.25-120 ppm
128 STODDARD SOLVENT 50-8000 mg/m3
124 STYRENE 10-1500 ppm
124L STYRENE L.R. 2-100 ppm
SULFIDE ION MID-
211M 2-300 mg/l
RANGE
SULFID E ION XTRA
211 LL 0.5-20 mg/l
LOW
211 SULFIDE ION 1-100 mg/l
SULFIDE ION HIGH
211 H 10-1000 mg/l
RANGE
5D SULFUR DIOXIDE DOSI 0.2-100 ppm
SULFUR DIOXIDE HIGH
5H 0.05-8%
RANGE
SULFUR DIOXIDE HR
5DH 10-600 ppm
DOSI
SULFUR DIOXIDE LOW
5L 1.25-200 ppm
RANGE
SULFUR DIOXIDE LOW
5LA 0.5-60 ppm
RANGE
SULFUR DIOXIDE LOW
5LB .05-10 ppm
RANGE
5LC SULFUR DIOXIDE LR 0.1-25 ppm
SULFUR DIOXIDE
5M 20-3600 ppm
MIDDLE RANGE
35 SULFURIC ACID 0.5-5 mg/m3
TERT-BUTYL
75 2.5-150 mg/m3
M E RCAPTAN
TERT-BUTYL
77 1-15 mg/m3
M E RCAPTAN
TETRACHLOROETHYLE
133D 3-150 ppm
NE DOSI
159 TETRAHYDROFURAN 20-800 ppm
TETRAHYDROTHIOPHE
76 1-10 ppm
NE
TETRAHYDROTHIOPHE
76H 10-200 ppm
NE HR
TETRAHYDROTHIOPHE
76M 10-100 mg/m3
NE MR
122 TOLUENE 5-690 ppm
122DL TOLUENE DOSI 2-500 ppm
122L TOLUENE L.R. 1-100 ppm
70 TOTAL MERCAPTANS 0.5-120 ppm
TOTAL MERCAPTANS
70L 0.1-8 ppm
LOW RANGE
TRICHLOROETHYLENE
132D 3-300 ppm
DOSI
TRICHLOROETHYLENE
132HH 0.05-2.5%
EXTRA H.R.
TRICHLOROETHYLENE
132LL 0.125-8.8 ppm
EXTRA L.R.
TRICHLOROETHYLENE
132HA 20-1300 ppm
H. R.
TRICHLOROETHYLENE
132L 1-70 ppm
L. R.
TRICHLOROETHYLENE
132M 2-250 ppm
MID RANGE
143 VINYL ACETATE 5-250 ppm
131 VINYL CHLORIDE 0.02-2%
131LB VINYL CHLORIDE 0.25-70 ppm
131L VINYL CHLORIDE L.R. 0.1-6.6 ppm
131LA VINYL CHLORIDE L.R. 0.25-54 ppm
VINYLIDENE CHLORIDE
130L 0.4-40.6 ppm
L.R.
6 WATER VAPOR 0.5-32 mg/l
6A WATER VAPOR AIRTEC 30-80 mg/m3
6AH WATER VAPOR AIRTEC 500-5000 ppm
WATER VAPOR HIGH
6AG 150-3000 mg/l
RANGE AIRTEC
WATER VAPOR LOW
6L 0.05-2 mg/l
RANGE
WATER VAPOR XTRA
6LLP 2-10 LB/MMCF
LOW RANGE
123 XYLENE 5-625 ppm
285 ZINC TUBE 3 -20 mg/l
