Honeywell 600-0050-004 RAE Systems Four-Gas Calibration Mix (CO 50ppm/H2S 10ppm/CH4 2.5%/O2 20.9%, Balance N2, 34L, 5/8"-18UNF) 34L

Standard single-gas and multi-gas mixtures for monitor calibration

Features:

• Sizes range from 11 liters to 103 liters
• Convenient multi-gas mixtures
• Choose between demand-flow and constant-flow regulators
• Material: Aluminum