Hydrocarbons, cyclic and linear unsatd., contg. furfural, butadiene purifn. by-product

Formula : Unspecified
CAS : 68606-37-1 

TSCA Definition 2019: A complex combination of cyclic and linear hydrocarbons produced during butadiene purification.

Hydrocarbons, ethylene-manuf.-by-product distn. residues

Formula : Unspecified
CAS : 68921-67-5 

TSCA Definition 2019: The complex combination of hydrocarbons produced by the distillation of products from ethylene manufacturing process. It consists predominantly of aromatic hydrocarbons having carbon numbers predominantly in the range of C5 through C11.