
Hydrogen Sulfide (H₂S) Calibration Gas
- 300 ppb to 10% vol concentration range
- NIST traceable for certified accuracy
- Stable mix via proprietary cylinder treatment
NIST Traceable Gas Standards
OSHA Compliance
H2S Bump Test Gas in 11-liter cylinders provides reliable, NIST-traceable hydrogen sulfide concentrations for verifying gas detector responsiveness before each shift. Produced by SpecGas Inc. using proprietary cylinder treatment, these cylinders deliver stable reactive gas mixtures suited for petrochemical, wastewater, oil and gas, and safety compliance applications.


A bump test is a quick functional check that exposes a gas detector to a known concentration of target gas — such as H2S — to confirm the sensor responds and alarms activate correctly. It does not replace full calibration but verifies the instrument is working before each use. OSHA guidelines recommend bump testing before every shift in hazardous environments.
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H2S bump test gas ensures detector readiness in refineries, drilling sites, and petrochemical processing facilities.

H2S monitoring gas supports detector calibration and safety compliance at wastewater and sewage treatment plants.

Bump test cylinders support H2S detector verification in fertilizer pits, biodigesters, and agricultural confined spaces.

H2S bump test gas ensures industrial monitors are operational in pulp mills and textile processing environments.
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SpecGas's unique internal cylinder treatment process ensures H2S mixtures remain stable and accurate throughout their full shelf life, reducing waste and recalibration costs.
Every H2S bump test cylinder is blended in-house using state-of-the-art equipment and verified against NIST standards, guaranteeing detector-grade accuracy from 300 ppb to 10% volume.
With over 45 years of specialty gas expertise and rush service available, SpecGas consistently delivers faster than industry-standard lead times with responsive, expert technical support.
Submit your inquiry and a SpecGas specialist will respond with pricing, concentration options, and cylinder availability tailored to your application.
For immediate assistance, feel free to give us a direct call at (215) 443-2600. You can also send us a quick email at website-inquiries@specgasinc.com.
For immediate assistance, feel free to give us a direct call at (215) 443-2600. You can also send us a quick email at website-inquiries@specgasinc.com.