Draeger, Inc. - DRA 4597057 - Test gas 58 L, 0-0.5 ppm PH3/N2

Draeger equivalent 0.5 ppm Phosphine (PH3) span gas cylinder used to calibrate Draeger gas detection equipment with phosphine gas sensors.Fully compatible with Draeger gas detectors requiring 0.5 ppm phosphine with balance nitrogen.Precision blended and inspected to industry standards - National Institute of Standards and Technology (NIST) traceable and certified.Made in the USA by GASCO, ISO 9001:2008 Certified.