Virginia Administrative Code
Title 2 - AGRICULTURE
Agency 5 - DEPARTMENT OF AGRICULTURE AND CONSUMER SERVICES
Chapter 360 - REGULATIONS FOR THE ENFORCEMENT OF THE VIRGINIA COMMERCIAL FEED ACT
Section 2VAC5-360-60 - Minerals

A. When the word "Iodized" is used in connection with a feed ingredient, the ingredient shall contain not less than 0.007% of iodine, uniformly distributed.

B. Phosphatic materials for feeding purposes shall be labeled with a guarantee of the minimum and maximum percentages of calcium (when present), the minimum percentage of phosphorous, and the maximum percentage of fluorine.

C. The fluorine content of any mineral or mineral mixture which is to be used directly for feeding of animals shall not exceed 0.20% for breeding and dairy cattle; 0.30% for slaughter cattle; 0.30% for sheep; 0.35% for lambs; 0.45% for swine; and 0.60% for poultry.

D. Soft phosphate with collodial clay, rock phosphates, or other fluorine-bearing ingredients may be used only in such amounts that will not raise the flourine concentration of the total ration (exclusive or roughage) above the following amounts: 0.004% for breeding and dairy cattle; 0.009% for slaughter cattle; 0.006% for sheep; 0.01% for lambs; 0.015% for swine; and 0.03% for poultry.

E. Fluorine-bearing ingredients may not be used in any feed that is fed directly to cattle, sheep or goats consuming roughage with or without limited amounts of grain, that result in a daily fluorine intake in excess of 50 milligrams of fluorine per 100 pounds of body weight.