Enzymatic Hydrolysis and Simultaneous Saccharification and Fermentation of Soybean Processing Intermediates for the Production of Ethanol and Concentration of Protein and Lipids

Table 1

Proximate analysis of soybean substrates¹.

	Soybeans	Soybean hulls	Soybean white flakes	Soybean meal
Crude protein, % (AOAC 992.23)	38.71	11.71	51.16	52.60
Crude fat (diethyl ether extraction), %	N/A	1.56	0.939	0.797
Crude fat (double extraction), %	20.20	N/A	N/A	N/A
Ash-total, % (AOAC 942.05)	5.15	5.09	6.43	6.54
Crude fiber, % (AOAC 948.10)	9.01	40.30	4.99	3.86
Nitrogen free extract, %	26.90	41.40	36.50	36.20

¹Dry matter basis.