The top choice of the most exacting printmakers, Charbonnel inks feature pigments chosen for their low acidity and exceptional lightfastness. Blended with top-quality oils and carefully milled to ensure trouble-free printing, these are the inks of choice. - Charbonnel Etching Ink - Black 71303, 200 mlCharbonnel Etching Ink, BLK 71303 200ML - A dense bluish black, but less dense than (#55985), also formulated with Carbon Black, Ivory Black, and Prussian Blue. Use it to reinforce other blacks.