CFR > Title 7 - Agriculture > SUBTITLE B—Regulations of the Department of Agriculture > CHAPTER I—AGRICULTURAL MARKETING SERVICE (Standards, Inspections, Marketing Practices), DEPARTMENT OF AGRICULTURE (parts 27 to 206) > SUBCHAPTER A—COMMODITY STANDARDS AND STANDARD CONTAINER REGULATIONS (parts 27 to 44) > PART 28—COTTON CLASSING, TESTING, AND STANDARDS > SUBPART C—Standards (§28.301 to §28.603) > 28.601—Official cotton standards for fiber fineness and maturity.

28.601—Official cotton standards for fiber fineness and maturity.

The official cotton standards of the United States for fiber fineness and maturity shall be the measure of such qualities, in combination, provided by air flow instrument tests in terms of micronaire readings in accordance with the procedure specified in § 28.603.