PK Safety 4 Gas Bump Alarm Test Gas contains 100 PPM Hydrogen Sulfide, 200 PPM Carbon Monoxide, 2.5% VOL (50% LEL) Methane, 10% VOL Oxygen, Balance Nitrogen in a 10 Liter aluminum cylinder with an aerosol connection. This is designed for bump testing or checking gas monitors. The aerosol is light and portable to carry. Bump gas cylinders are used for qualitative functional testing of sensors and alarms on multi gas monitors. Bump gases cannot be used as calibration gas. Gas monitors needs to be bump tested and calibrated regularly to make sure it is functioning properly. Made in the USA.
Compatible with the Following Monitors:
Note: This item ships via UPS Ground due to HazMat restrictions and isn't available for expedited shipping. Calibration gas is not returnable. Please check your selection carefully before ordering.
Note: H2S concentrations in bump gas cylinders degrade rapidly due to the properties of these cylinders.