Works great and cleans up old residue.

Repeat if necessary until area is clean,Now use a drop or two from bottle 2 to really clean off all residue of solvent

Left a perfectly clean residue free surface for a new coating of thermal insulator.

Perfectly cleans any thermal paste residue off a heat sink and CPU

The purifier then cleaned the residue from the cleaner

59C. Plus, I cleaned the AIO block again when I upgraded to Skylake, and my idle temps go as low as 17C and highest temps are 50-60C.These really clean AND can help with performance, cleaning old residue paste off

Took me probably 20 minutes to get my heat sinks off (I really like my little project board and didn't want to damage the ARM chip).