Solvent-borne ink systems
Solvent-borne ink systems means ink and related coating mixtures whose volatile portion consists essentially of VOC solvent with not more than five weight percent water, as applied to the gravure cylinder.
Source
40 CFR § 60.431
Scoping language
All terms used in this subpart that are not defined below have the meaning given to them in the Act and in subpart A of this part.