Extracts (petroleum), heavy naphtha solvent; Kerosine — unspecified; [A complex combination of hydrocarbons obtained as the extract from a solvent extraction process. It consists predominantly of aromatic hydrocarbons having carbon numbers predominantly in the range of C7 through C12 and boiling in the range of approximately 90 °C to 220 °C (194 °F to 428 °F).]