745F21017 TSCA Section 5(a)(3) Determination for Premanufacture Notice (PMN) P-21-0051 Number P-21-0051 Chemical Name Specific Fatty Acids, C18-unsatd., dimers, hydrogenated, polymers with 2-hydroxyethyl-terminated hydrogenated polybutadiene, bis(2,5-dihydro-2,5-dioxo-1H-pyrrole-1-hexanoate); CASRN 2506146-94-5