RKI H2S 25 ppm / CO 50 ppm / Propane 50% LEL / O2 12% in N2 Calibration Cylinders Description:58AL PART# 81-0167RK-02 especially in small diameter tubes
Yard notes & kiln story
Description
RKI H2S 25 ppm CO 50 ppm Propane 50% LEL O2 12% in N2 Calibration Cylinders Description:58AL PART# 81 0167RK 02 especially in small diameter tubes especially in small diameter tubes and piezometers CEJN Locking chrome plated brass Part# 10088135