MIL-PRF-81352C, PERFORMANCE SPECIFICATION COATINGS, AIRCRAFT TOUCH-UP (16 JUN 2005) [SUPERSEDING MIL-L-81352A(AS)]., This specification covers general touch-up coatings for use on aircraft and support equipment. The volatile organic compound (VOC) content of these coatings is less than 340 grams/liter (g/l) (2.837 lbs/gal).