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Altapur™ Hydro P-40 is a bio-based hydrotrope derived from tall oil fatty acids which improves formulation stability of alkaline cleaners and degreasers. Altapur™ Hydro P-40 is compatible with most nonionic and anionic surfactants, phenolic disinfectants and terpenes. Altapur™ Hydro P-40 can be used alone or is compatible with other hydrotropes, such as sulphonates, phosphate esters and amphoterics.