Polycarboxylic acid pigment dispersant that offers excellent performance at an economical price. OROTAN™ N-4045 Pigment Dispersant can be used for a wide variety of latex paint formulations. It is suggested for low sheen flat through semi-gloss Acrylic, Styrene- Acrylic and Vinyl Acrylic formulations and is effective over a pH range of 6.5 to 10 with a wide temperature range.