Spectrum Chemical manufactures and distributes fine chemicals with quality you can count on including those with CAS number 61788-85-0, Whether you call it Polyethyleneglycol 40 Castor Oil, Hydrogenated, Castor oil - hydrogenated - ethoxylated or PEG-40 Hydrogenated Castor Oil you can be assured the Polyethyleneglycol 40 Castor Oil, Hydrogenated products offered by Spectrum, meet or exceed the grade requirements or specifications for each individual product.