Hydrocarbons, C4-5, butene concentrator by-product, sour
TSCA Definition 2019: A complex combination of hydrocarbons produced during butylene production. It consists predominantly of hydrocarbons having carbon numbers predominantly in the range of C4 through C5.
Hydrocarbons, C4-5, tert-amylene concentrator by-product
TSCA Definition 2019: A complex combination of hydrocarbons produced during tert-amylene production. It consists predominantly of hydrocarbons having carbon numbers predominantly in the range of C4 through C5.
Hydrocarbons, C4-6, C5-rich
TSCA Definition 2019: A complex combination of hydrocarbons produced by distillation of products from a catalytic cracking process. It consists predominantly of hydrocarbons having carbon numbers predominantly in the range of C4 through C6, rich in C5. It contains a large proportion of unsaturated hydrocarbons.
Hydrocarbons, C4-7, butadiene manuf. by-product
TSCA Definition 2019: A complex combination of hydrocarbons produced by distillation of products from butadiene production. It consists of hydrocarbons having carbon numbers predominantly in the range of C4 through C7.