TT-P-381E, FEDERAL SPECIFICATION: PIGMENTS-IN-OIL, TINTING COLOR (13 OCT 1970) [S/S BY TT-T-390]
TT-P-381E, FEDERAL SPECIFICATION: PIGMENTS-IN-OIL, TINTING COLOR (13 OCT 1970) [S/S BY TT-T-390]., This specification covers pigments-in-oil used primarily for tinting colors.