• Tracerline Universal/Ester dyes are compatible with R-1234yf, R-134a, and other widely used refrigerants. • Tracerline dyes can remain safely within the system. • That means once the repair is made, the dye can be used as part of a preventative maintenance program. • 0.5oz (7ml) cartridge • Multi-dose, services up to 14 vehicles
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