NAC587.620. Tolerances.

The tolerance for protein, fat, fiber, ash, calcium, phosphorus, salt, iodine and vitamins is two standard deviations from the mean. (The mean is determined by analyses made with a standard sample by many laboratories in the United States.)

Allowable Tolerances

Levels	Protein	Fat	Fiber	Ash
0-5%	0.4%	0.5%	0.5%	0.4%
5.1-10%	0.4%	0.5%	0.5%	0.6%
10.1-20%	0.6%	0.5%	0.8%	0.8%
20.1-30%	0.8%	0.5%	1.0%	1.0%
30.1- %	1.0%	0.5%	1.5%	1.0%

Levels	Calcium	Phosphorus	Salt
0- 5%	0.3%	0.3%	0.5%
5.1-10%	0.5%	0.5%	0.7%
10.1-15%	0.7%	0.7%	1.5%
15.1-20%	0.7%	0.7%	1.5%
20.1- %	1.0%	1.0%	1.5%
Iodine	80% guarantee
Vitamins	85% guarantee

The tolerances for drugs and medicated feeds are those established by the Food and Drug Administration.

     [Dep’t of Agriculture Reg., 87.79, eff. 10-1-74]