Description
25 ppm Hydrogen Sulfide (H₂S) Calibration Gas for Industrial & Confined Space Safety
This 25 ppm Hydrogen Sulfide (H₂S) calibration gas is designed for precise calibration of gas detection systems used in industrial safety, confined space monitoring, and environmental protection applications. Supplied in a 60-liter cylinder, this mixture ensures accurate and reliable sensor performance.
Hydrogen sulfide is a highly toxic gas commonly found in oil and gas operations, wastewater treatment facilities, and industrial processes. Due to its hazardous nature and potential for rapid exposure, accurate detection is critical. This calibration gas supports systems used in gas life safety systems and workplace safety programs.
At 25 ppm, this concentration is widely used as a standard calibration point for H₂S detectors to verify alarm thresholds and sensor response accuracy.
Calibration Profile: 25 ppm Hydrogen Sulfide (H₂S)
This 25 ppm hydrogen sulfide mixture is a standard H₂S detector calibration point for industrial, wastewater, and confined-space programs.
25 ppm
Best Fit Applications
- Wastewater and sewer monitoring
- Oil and gas detector calibration
- Confined-space entry programs
Specifications
- Gas: Hydrogen Sulfide (H₂S)
- Concentration: 25 ppm
- Balance Gas: Nitrogen (N₂)
- Cylinder Size: 60 Liter
- Material: Aluminum
- Accuracy: ±2%
- Part Number: G60L-H2S-25P-I
- Lead Time: 4 business days
Compatibility & Ordering Notes
- Ensure regulators and tubing are rated for toxic gas calibration and compatible with H₂S mixtures.
- Verify your detector’s calibration range and alarm setpoints align with the 25 ppm standard.
- Custom H₂S concentrations, cylinder sizes, and regulator options are available upon request.
Applications
- Calibration of hydrogen sulfide gas detectors
- Confined space entry safety monitoring
- Oil and gas industry operations
- Wastewater and sewage treatment facilities
- Used with gas detector calibration services
Selecting the Right H₂S Calibration Gas
A 25 ppm hydrogen sulfide calibration gas is widely used as a benchmark for detector performance verification. When selecting your calibration gas, consider your detector’s alarm thresholds, the severity of potential exposure scenarios, and whether your application involves confined space entry, continuous monitoring, or regulatory compliance.
Why Hydrogen Sulfide Calibration is Critical
Hydrogen sulfide can be dangerous even at low concentrations and may desensitize the sense of smell, making it difficult to detect without instrumentation. Regular calibration ensures sensors respond quickly and accurately, helping protect personnel from exposure and ensuring compliance with safety regulations.
Understanding H₂S Detection
Gas detectors are often calibrated at 25 ppm to verify alarm functionality and ensure proper sensor response. Routine calibration helps prevent sensor drift, false readings, and delayed alarms in hazardous environments.
Frequently Asked Questions
- What is hydrogen sulfide used for?
H₂S is commonly found in oil and gas operations, wastewater treatment, and industrial processes. - Why is H₂S detection important?
It is highly toxic and can cause serious health effects or fatality at elevated levels, making accurate detection essential. - What does 25 ppm H₂S represent?
It is a standard calibration concentration used to verify detector alarm setpoints and sensor accuracy. - How often should H₂S detectors be calibrated?
Typically every 3–6 months, or more frequently in harsh environments. - Can this be used with portable gas detectors?
Yes, it is compatible with both portable and fixed detection systems when used with proper calibration equipment.
Additional Options
- Custom gas mixtures not listed: Available upon request
- Alternative regulators and flow configurations: Available upon request
- Different cylinder sizes within calibration kits: Available upon request
Need Help with H₂S Detection or Compliance?
MDC Systems provides calibration gas supply, field service, and ongoing maintenance support to help ensure reliable hydrogen sulfide monitoring in critical environments.
