Here is the warning that comes with Total Contact. The manufacturer is very active on this thread. Hopefully, if they have anything else to add they will.
IMPORTANT POINTS TO REMEMBER:
Perfect path Technologies Electrical Contact Enhancer is a next generation HIGHLY CONDUCTIVE contact enhancing formulation. If you bridge the gap between Hot (+) and Ground (-) with Total Contact you run the risk of damaging your equipment.
TO USE PAINT A THIN EVEN COAT on the MALE CONTACT SURFACES OR PINS ONLY! NEVER APPLY TOTAL CONTACT TO A FEMALE HOLE on any connector.
TOTAL CONTACT works on a micron level, do NOT OVERAPPLY!
TOTAL CONTACT can be carefully removed by using a clean cotton swab and pipe cleaner dipped in 90% or greater isopropyl rubbing alcohol….making sure Total Contact particles DO NOT get inside your component’s electrical circuitry.