Exhibit 12.01

ROHM AND HAAS COMPANY

COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES

	Year Ended December 31,
	2004			2003			2002			2001			2000
							(in millions)
Earnings (loss) from continuing operations before income taxes and cumulative effect of accounting change	$	714		$	415		$	308		$	(66	)	$	488
Fixed charges		199			166			168			217			276
Capitalized interest adjustment		5			(3	)		(6	)		(2	)		1
Undistributed earnings adjustment		(14	)		(15	)		(15	)		(12	)		(18	)
Earnings	$	904		$	563		$	455		$	137		$	747
Ratio of earnings to fixed charges		4.5			3.4			2.7			0.6			2.7

Note: Earnings consist of earnings before income taxes and fixed charges after eliminating undistributed earnings of affiliates and capitalized interest net of amortization of previously capitalized interest. Fixed charges consist of interest expense, including capitalized interest, and amortization of debt discount and expense on all indebtedness, plus one-third of rent expense deemed to represent an interest factor.