Hydrogen sulfide

Hydrogen sulfide is a colorless gas with a foul odor reminiscent of rotten eggs, produced through chemical reactions or microbial decomposition. In detection, electrochemical or colorimetric principles are commonly used, where sensors react with hydrogen sulfide to generate signals for monitoring environmental or industrial process safety and preventing poisoning. It is applied in wastewater treatment, petrochemical industries, and laboratory safety monitoring.
Selection
When selecting a hydrogen sulfide detection instrument, consider that the measurement range must cover the application scenarios, such as low-concentration environmental monitoring or high-concentration industrial areas. Sensor types like electrochemical are suitable for long-term stable use, while colorimetric methods are convenient for portable detection. Ensure the instrument has a fast response time, easy calibration, and a protection rating suitable for the working environment, such as explosion-proof or waterproof requirements. Refer to industry standards to verify performance.

Terms

Standards

Instruments

Electrochemical sensors imported, detection accuracy +/- 2% F. S, Response Time less than 10 seconds, with intrinsically safe circuit design and explosion-proof certification, support a variety of signal output and remote monitoring functions.

$ 296.00

Electrochemical sensor technology, detection accuracy +/- 2% F. S, Response Time less than 10 seconds, with intrinsically safe circuit design and explosion-proof certification, support a variety of signal output interfaces, automatic tracking zero point to prevent drift, adapt to -30~ 50 ℃ working environment.

$ 361.00

Electrochemical sensors imported, detection accuracy +/- 2% F. S, Response Time less than 10 seconds, with explosion-proof certification and a variety of signal output interfaces, support remote monitoring and automatic Zero tracking, suitable for hazardous environments.

$ 682.00

Electrochemical sensor principle, detection accuracy +/- 2% F. S, Response Time less than 10 seconds, with Intrinsic Safety (IS) design and automatic Zero tracking function, support a variety of signal output and remote monitoring.

$ 361.00

Electrochemical sensors imported, detection accuracy +/- 2% F. S, Response Time less than 10 seconds, with intrinsically safe circuit design and explosion-proof certification, support a variety of signal output and remote monitoring, strong anti-interference ability.

$ 682.00

Imported Electrochemical sensor, detection accuracy +/- 2% F. S, Response Time less than 10 seconds. With intrinsically safe circuit design and explosion-proof certification, support RS485 and 4-20mA dual signal output, automatic Zero tracking and temperature compensation functions to ensure long-term Stability.

$ 296.00

Can simultaneously detect four gases, Electrochemical sensor, Response Time instant, alarm sound up to 80 decibels, operation temperature range -10~ 50 ℃, portable design weighs only 360 grams.

$ 241.00

Electrochemical sensor, range 0~ 100ppm, with automatic zero correction and temperature compensation function, support infrared remote control debugging and flameproof design, suitable for dangerous areas.

$ 146.00

Electrochemical sensor, Measurement range 0-100ppm, resolution 1ppm, Response Time less than 30 seconds, explosion-proof structure design to ensure safe and reliable operation.

$ 193.00

Electrochemical sensor technology, range 100ppm, with automatic zero correction and temperature compensation functions, support infrared remote control debugging and 4-20mA and RS485 output, suitable for dangerous areas 1 and 2 zones.

$ 183.00

Electrochemical sensor, Response Time ≤ 15 seconds, with 6000 alarm record query function, super high waterproof design, support sound and light vibration triple alarm, Sensor life 2 years.

$ 146.00

Electrochemical sensor, detection range 0~ 100ppm, with automatic zero correction and temperature compensation function, support infrared remote control debugging and flameproof design, stable and reliable work.

$ 162.00

Supports simultaneous detection of 4 gases and integrated temperature Humidity monitoring, adopts dual temperature Humidity compensation design, has Internet of Things remote monitoring function, Protection Rating up to IP66, Operating temperature range -40~ 55 ℃.

$ 301.00

Electrochemical sensor, high detection accuracy, Response Time less than 60 seconds. With IP65 waterproof level, support vibration, sound and light triple alarm, built-in 1500mAh lithium battery can work continuously for more than 8 hours.

$ 145.00

Electrochemical sensor, range 0~ 100ppm, with automatic zero correction and temperature compensation function, support 4~ 20mA and RS485 output, suitable for dangerous places 1 and 2 zones.

$ 172.00