Chemical and polymer products used in the manufacture of printed circuit boards, namely, solder resists, etch resists, plating resists, etch before plating masks, polymer thick film conductors, resistors and dielectrics, screen washes, viscosity reducers and dilutents, fluxes and solder paste and not being for use in or relation to lithographic printing plates

Chemicals used in the manufacture of printed circuit boards, namely, paints, varnishes, lacquers, or natural resins, printing inks, and pastes and none for use in or relation to lithographic printing plates