Exhibit 12

CELANESE CORPORATION
COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES

				Successor																Predecessor
				Three Months Ended September 30, 2005				Three Months Ended September 30, 2004				Nine Months Ended September 30, 2005				Six Months Ended September 30, 2004				Three Months Ended March 31, 2004
Earnings:
Earnings (loss) from continuing operations before tax and minority interest					74				(31	)			220				(135	)			72
Less:
Equity in net earnings of affiliates					(21	)			(17	)			(48	)			(35	)			(12	)
Plus:
Income distributions from equity investments					14				15				60				21				15
Amortization of capitalized interest					—				2				3				4				2
Total fixed charges					85				106				363				243				16
Total earnings as defined before combined fixed charges					152				75				598				98				93
Fixed charges:
Interest expense					72				98				316				228				6
Capitalized interest					—				1				3				2				3
Estimated interest portion of rent expense					5				7				17				13				7
Cumulative undeclared and declared preferred stock dividends					3				—				7				—				—
Guaranteed payment to minority shareholders					5				—				20				—				—
Total combined fixed charges					85				106				363				243				16
Ratio of earnings to combined fixed charges(1)					1.8				—				1.6				—				5.8

(1)	Earnings were insufficient to cover combined fixed charges by $31 million and $145 million for the three months and six months ended September 30, 2004, respectively.