Gas Detection


46400 Continental Drive
Chesterfield, MI 48047
(800) 332-0435

Arizona Instrument LLC
3375 N. Delaware St.
Chandler, AZ 85225
(602) 470-1414
The home of Jerome® by Arizona Instrument LLC, an ISO 9001:2008- registered company, offers mercury and hydrogen sulfide instruments with the ability to read from 9 mg/m3 down to 50 nanograms/m3 to meet your needs for OSHA, NIOSH, and ACGIH action levels.

Assay Technology Inc./AT Labs/MNR Services
1382 Stealth St.
Livermore, CA 94551
(800) 833-1258

Air samplers and analytical services for more than 200 vapors and aerosols, featuring personal monitoring badges for short-term, full-shift, and indoor air quality sampling. Owns and operates two AIHA-LAP accredited laboratories. Also operates a laboratory for respirator cartridge/canister service life testing. Manufactures Miller-Nelson Flow-
Temperature-Humidity Control Systems.​

AxxonLab/Le Groupe Ortam 
5675 Ave. Royalmount, Ste. 200
Mont-Royal, QC H4P 1K3
1 (888) 675-LABO

Baseline Inc.
P.O. Box 649
Lyons, CO 80540
(303) 823-6661

BW Technologies by Honeywell
405 Barclay Blvd.
Lincolnshire, IL 60069
(800) 538-0363

BW Technologies by Honeywell is a leading manufacturer of a full line of gas detection instrumentation for protection from a full range of toxic gases, combustibles and oxygen hazards. BW instrumentation, designed for personal and facility protection.​

CASSEN Testing Laboratories
51 International Blvd.
Toronto, ON M9W 6H3
(416) 679-9663

Concept Controls
Bay 1, 2315 30th Ave. NE
Calgary, AB T2E 7C7
(403) 208-1065

Critical Environment Technologies Canada Inc.
7391 Vantage Way, Unit 145
Delta, BC V4G 1M3
(604) 940-8741

CETCI is a leading global supplier of gas detection systems, including self-contained systems, controllers and transmitters, and IAQ portable instruments. Applications include commercial, institutional, municipal, and light industrial markets worldwide. Areas of specialization include vehicle exhaust, refrigeration plants, commercial swimming pools, water purification, arenas, wineries, wastewater treatment, and more.​

Draeger Safety Inc.
101 Technology Drive
Pittsburgh, PA 15275
(800) 858-1737

Dräger has been offering the best in safety products, services, and solutions for over 100 years, and today, we remain at the cutting edge of safety technology. This is technology at its finest. This is Technology for Life.​

EMSL Analytical Inc.
200 Route 130 N.
Cinnaminson, NJ 08077
(800) 220-3675

ERE Inc.
8605 Champ D’Eau
Montreal, QC H1P 3B8
(514) 326-8852

Factory Direct Safety & Environmental Inc.
4153 Bluebonnet Drive
Stafford, TX 77477
(877) 311-3373
Galson Laboratories
6601 Kirkville Road
East Syracuse, NY 13057
(888) 432-5227

Gas Clip Technologies
218 W. Ave. F
Midlothian, TX 76065
(877) 525-0808

Gas Clip Technologies introduces the Multi Gas Clip portable multi-gas detector. It runs two months without recharging the battery, and requires calibration in six-month intervals. It utilizes advanced low-power infrared sensor technology for the detection of combustible gases and electrochemical sensing technology for H2S, CO and O2.​

Gasmet Technologies Inc.
1410 Taschereau B-202
LaPrairie, QC J5R 4E8
(866) 685-0050
8-8-6 Fukayanaka
Ayase-city, Kanagawa 252-1195
GfG Instrumentation Inc.
1194 Oak Valley Drive, Ste. 20
Ann Arbor, MI 48108
(800) 959-0329

GrayWolf Sensing Solutions
6 Research Drive
Shelton, CT 06484
(203) 402-0477

Industrial Hygiene News/Rimbach Publishing Inc.
8650 Babcock Blvd.
Pittsburgh, PA 15237
(412) 364-5366

Industrial Scientific
1001 Oakdale Road
Oakdale, PA 15071
(412) 788-4353

Industrial Scientific Corporation is the world’s leading provider of gas detection as a service dedicated to eliminating death on the job by the end of this century.​

Institut de recherche Robert-Sauvé en santé et en sécurité du travail (IRSST)
505 Maisonneuve W.
Montreal, QC H3A 3C2
(514) 288-1551
ION Science LLC (Texas office)
4153 Bluebonnet Drive
Stafford, TX 77477
(877) 864-7710
ION Science is a leading manufacturer of technologically advanced gas detection equipment for volatile organic compounds (VOCs) and other toxic gases. Accurate, reliable, and robust, the handheld PhoCheck Tiger sets the standard in PID technology, rapidly detecting vapors from 1 ppb to 20,000 ppm.
ION Science LLC (Vermont office)
33 Commercial Drive
Waterbury, VT 05676
ION Science is a leading manufacturer of technologically advanced gas detection equipment for volatile organic compounds (VOCs) and other toxic gases. Accurate, reliable, and robust, the handheld PhoCheck Tiger sets the standard in PID technology, rapidly detecting vapors from 1 ppb to 20,000 ppm.​

Kanomax USA Inc.
219 U.S. Highway 206
Andover, NJ 07821
(800) 247-8887

Kitagawa America LLC
200 Wanaque Ave., Ste. 204
Pompton Lakes, NJ 07442
(973) 616-5410

Levitt-Safety | EHS Instrument Solutions
2872 Bristol Circle
Oakville, ON L6H 5T5
(800) 668-6153

40 Parker
Irvine, CA 92618
(949) 297-7355

Mercury Instruments USA
5255 A S. Rio Grande St.
Littleton, CO 80120
(303) 972-3740

Mil-Ram Technology Inc.
4135 Business Center Drive
Fremont, CA 94538
(510) 656-2001
Mil-Ram Technology Inc., an ISO 9001:2008 UL-registered company, is a leading innovator in industrial gas detection specializing in fixed gas detection systems utilizing our unique, patented, no-false-alarms gas sensor technology for over 23 years. Hundreds of different gases and vapors detected—toxic, combustible LEL, oxygen, VOCs.

Morphix Technologies
2557 Production Road
Virginia Beach, VA 23454
(800) 808-2234

1000 Cranberry Woods Drive
Cranberry Twp., PA 16066
(724) 776-8600
Nextteq LLC
8406 Benjamin Road, Ste. J
Tampa, FL 33634
(877) 312-2333
Nextteq is offering superior gas detection Gastec detector tubes, first response/hazmat kits, unique patent-pending self-inflating sampling bags, and patented respiratory fit-testing products.

Pine Environmental Services, formerly Ashtead Technology
10635 Richmond Ave., Ste. 100
Houston, TX 77042
(800) 308-7591

Portagas Inc.
1202 East Sam Houston Parkway S.
Pasadena, TX 77508
(713) 928-6477
PureAire Monitoring Systems Inc.
557 Capital Drive
Lake Zurich, IL 60047
(847) 726-6000
Continuous gas monitoring systems for detection of toxic, corrosive, and oxygen deficiency in the workplace. PureAire’s renewable gas-specific sensor technology provides fast, reliable, and economical protection for workers, fenceline, and environmental monitoring. Gases include chlorine, fluorine, HF, HCl, hydrides, hydrogen, methyl bromide for fumigation. Dual O2/CO2 detectors are also available.
135 Bernice Drive
Bensenville, IL 60106
(800) 852-9795
RAECO is the premiere midwest-U.S. representative and national distributor of industrial hygiene, safety, and environmental instrumentation. We sell and support products from TSI, Honeywell Analytics, BW Technologies, 3M Quest, Siemens Process Analytics, Testo, Ion Science, Sensidyne-Gilian, and more. for more. Instrument rentals available through
Restek Corp.
1110 Benner Circle
Bellefonte, PA 16823
(814) 353-1300
RKI Instruments Inc.
33248 Central Ave.
Union City, CA 94587
(800) 754-5165
Manufacturer of portable and fixed systems gas detection equipment and sensor technology. Product lines include watch-style single-gas monitors, smallest single-gas combustible, smallest 4-gas, unique 5-sensor sample draw with low ppm and 100 percent volume methane range, and versatile 6-gas portable with PID and over 300 configurations.
Scott Safety
4320 Goldmine Road
Monroe, NC 28110
(704) 291-8421
SEER Technology
2681 Parleys Way, Ste. 201
Salt Lake City, UT 84109
(801) 746-7888
SEER is a technology company that provides advanced chemical detection products. The AccuSense Chemical Recognition System implements dual-hyphenated gas chromatograph technology for hyper-chemical separation in combination with AccuSense High Definition Chemical Signatures to generate precise, real-time detect, identify and quantify data for EHS professionals.
Sensidyne LP
1000 112th Circle N., Ste. 100
St. Petersburg, FL 33716
(800) 461-9444
Sensidyne is the industry’s preferred supplier of air sampling pumps, air- flow calibrators, colorimetric gas detector tubes, fixed gas detection, and noise dosimeters. Sensidyne products are engineered to meet the requirements of industrial hygiene and safety professionals. Quality, precision, and support—this is the promise backing every Sensidyne product.
20701 Ch Ste-Marie
Ste-Anne-De-Bellevue, QC H9X 5X5
(800) 661-2400

Total Safety
11111 Wilcrest Green, Ste. 300
Houston, TX 77042
(888) 448-6825

TSI Inc.
500 Cardigan Road
Shoreview, MN 55126
(800) 874-2811

TSI is an industry leader in the design and production of precision measurement instruments. Partnering with research institutions and customers worldwide, we set the standard for measurements relating to aerosol science, airflow, indoor air quality, fluid dynamics, and biohazard detection.​

Uniphos Envirotronic Pvt. Ltd.
167 Dr. Annie Besant Road
Mumbai 400018
+91 22 61233500
Zefon International
5350 SW 1st Lane
Ocala, FL 34474
(800) 282-0073
Zefon International is a leading manufacturer and distributor of air and surface sampling equipment, devices, and media used to monitor indoor environmental, occupational health, and safety conditions. For over 17 years, Zefon’s indoor air quality sampling products have set the standard for value, technology, and quality.