SHERWIN PSM-5
SHERWIN PSM-5 Penetrant system monitoring panel Provides a quick means of determining the continued serviceability of liquid penetrant inspection system. The panels are 0.090 inches thick and measures 4×6 inches. Looking for an ultra-sensitivity penetrant RC-77 Fluorescent Penetrant – should show all five cracks if all system components are functioning properly & HM-604 Fluorescent Penetrant,…