The document provides specifications for butyl acetate including a minimum purity of 99.0% as measured by GC, a specific gravity range of 0.8790 to 0.8850 at 20/20 degrees, and a refractive index range of 1.3920 to 1.3970 at n20/D. It notes that specifications may be updated without notice but product quality will still meet the latest standards, and includes contact information for TCI Europe, TCI Deutschland, and Tokyo Chemical Industry UK.