Spectrum Chemical manufactures and distributes fine chemicals with quality you can count on including those with CAS number 127-47-9, Whether you call it Vitamin A Acetate, 150 mg/g, Retinol Acetate , Retinyl Acetate or all-trans-Retinyl Acetate you can be assured the Vitamin A Acetate, 150 mg/g products offered by Spectrum, meet or exceed the grade requirements or specifications for each individual product.