KE Keuffel & Esser Radiation Proportional Counter 0001440 Mod. # PC-21 FW NOS. KE Keuffel & Esser Detector Assembly Radiation Proportional Counter part number 0001440, Model number PC-21 FW. Comes with acceptance label and test result certification graph. Label shown in last picture is for refernce only and not included. This item not available for international shipping.
