RKI Calibration 4 Gas Mixture 58AL 81-0154RK-02

Keep your gas detection equipment accurate and reliable with this RKI Calibration 4-Gas Mixture. Housed in a durable 58-liter aluminum cylinder, this blend delivers the precise gas concentrations your monitors need: H2S 25 ppm, CO 50 ppm, CH4 50% LEL, and O2 12% in nitrogen. Perfect for routine calibration of RKI confined space and sample-draw monitors, ensuring your team's safety equipment performs when it matters most. Ships via UPS Ground only due to hazmat regulations. Non-returnable—verify your requirements before ordering. 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. Compatible with the following: RKI GX-3R RKI SDM-3R RKI GX-3R Pro RKI GX-Force RKI SDM-Force RKI GX-6100 RKI SDM-6100 Part Number: 81-0154RK-02