Features & Benefits
- Portable calibration gas mix for various gas detectors.
- Contains 40 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 2.5% Methane, 15% Oxygen.
- Comes in a 116 Liter Aluminum Cylinder for ease of transport.
- Manufactured by NorLab Specialty Gases under ISO:9002 standards.
- Includes NIST traceability certification for accurate results.
- Compatible with multiple regulator series for versatile use.