Consolidated Income Statements (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Net sales	$ 7,390	$ 8,138	$ 27,487	$ 26,338
Other (loss) income, net	(54)	165	251	404
Total	7,336	8,303	27,738	26,742
Cost of goods sold and other operating charges	5,722	6,345	19,621	18,947
Selling, general and administrative expenses	772	809	2,725	2,567
Research and development expense	506	546	1,520	1,383
Interest expense	116	116	347	331
Employee separation / asset related charges, net	394	36	394	36
Total	7,510	7,852	24,607	23,264
(Loss) income from continuing operations before income taxes	(174)	451	3,131	3,478
(Benefit from) provision for income taxes on continuing operations	(134)	75	657	616
(Loss) icome from continuing operations after income taxes	(40)	376	2,474	2,862
Income from discontinued operations after income taxes	53	84	227	271
Net income	13	460	2,701	3,133
Less: Net income attributable to noncontrolling interests	3	8	24	32
Net income attributable to DuPont	$ 10	$ 452	$ 2,677	$ 3,101
Basic (loss) earnings per share of common stock from continuing operations	$ (0.05)	$ 0.39	$ 2.62	$ 3.04
Basic earnings per share of common stock from discontinued operations	$ 0.06	$ 0.09	$ 0.24	$ 0.29
Basic earnings per share of common stock	$ 0.01	$ 0.48	$ 2.86	$ 3.33
Diluted (loss) earnings per share of common stock from continuing operations	$ (0.05)	$ 0.39	$ 2.59	$ 2.99
Diluted earnings per share of common stock from discontinued operations	$ 0.06	$ 0.09	$ 0.24	$ 0.29
Diluted earnings per share of common stock	$ 0.01	$ 0.48	$ 2.83	$ 3.28
Dividends per share of common stock	$ 0.43	$ 0.41	$ 1.27	$ 1.23