[Code of Federal Regulations]
[Title 21, Volume 6]
[Revised as of January 1, 2003]
From the U.S. Government Printing Office via GPO Access
[CITE: 21CFR573.520]

[Page 505]
 
                        TITLE 21--FOOD AND DRUGS
 
CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN 
                          SERVICES (CONTINUED)
 
PART 573--FOOD ADDITIVES PERMITTED IN FEED AND DRINKING WATER OF ANIMALS--Table of Contents
 
                    Subpart B--Food Additive Listing
 
Sec.  573.520  Hemicellulose extract.

    Hemicellulose extract may be safely used in animal feed when 
incorporated therein in accordance with the following conditions:
    (a) The additive is produced from the aqueous extract obtained by 
the treatment of wood with water at elevated temperatures (325 degrees-
535 degrees F) and pressure (80 to 900 pounds per square inch) and 
contains primarily pentose and hexose sugars.
    (b) The additive may be used in a liquid or dry state with the 
liquid product containing not less than 55 percent carbohydrate and the 
dry product containing not less than 84 percent carbohydrate.
    (c) The additive is used as a source of metabolizable energy in 
animal feed in accordance with good manufacturing and feeding practices.

[41 FR 38652, Sept. 10, 1976, as amended at 43 FR 11181, Mar. 17, 1978]