Product description:

A premium quality UV (ultraviolet fluorescent) leak detection dye designed specifically as a primary or secondary measure of detecting even the smallest of leaks in A/C systems for vehicles running R134a refrigerants without effecting lubrication or cooling properties of the A/C system. And with only 7.5ml required for the average size system this product covers over 30 vehicles. 

Note! This product has been designed specifically for R134a systems. Do not use substitute dyes as they may damage the A/C compressor. Works with all uv leak detection lamps and glasses.