2-(4-Aminophenyl)-7-methyl-1H-benzo[d]imidazol-5-amine

Residual oils (petroleum); Heavy fuel oil (A complex combination of hydrocarbons, sulfur compounds and metal-containing organic compounds obtained as the residue from refinery fractionation cracking processes. It produces a finished oil with a viscosity above 2 10 -6 m 2 .s-1 at 100 °C.)