Compatible with Mineral Ester Paraffin and PAG oils
Can be detected using a standard UV light
Saves time over existing methods of dye injection
FJC Universal Pag with Fluorescent dye quart. Compatible with R134a, R12, Mineral, Ester, Paraffin & PAG oil. Can be detected using a standard UV light. Only a full system charge during normal service provides maximum fluorescing for mobile a/c system.