Exhibit 12

LYONDELL CHEMICAL COMPANY

STATEMENT SETTING FORTH DETAIL FOR COMPUTATION OF

RATIO OF EARNINGS TO FIXED CHARGES

(Millions of dollars)

	Year Ended December 31,
	2005		2004		2003			2002			2001
Income (loss) from continuing operations before income taxes	$	750	$	77	$	(481	)	$	(214	)	$	(228	)
Fixed charges: (a)
Interest expense, gross		673		628		588			508			495
Portion of rentals representative of interest		79		63		59			51			44
Total fixed charges before capitalized interest		752		691		647			559			539
Capitalized interest		—		—		19			10			3
Total fixed charges including capitalized interest		752		691		666			569			542
Earnings before fixed charges	$	1,502	$	768	$	166		$	345		$	311
Ratio of earnings to fixed charges (b)		2.0		1.1		—			—			—

(a) Includes Lyondell’s share of fixed charges for LCR and Equistar.

(b) In 2003, 2002 and 2001, earnings were insufficient to cover fixed charges by $481 million, $214 million and $228 million, respectively.