WAC 16-250-140
Use of artificial coloring. (1)
Artificial coloring may be used in feeds if it is harmless to
animals.
(2) Feed or feed ingredients must not contain materials
that enhance the natural color of a feed if it conceals
inferiorities.
[Statutory Authority: Chapters 15.53 and 34.05 RCW. 03-23-128, § 16-250-140, filed 11/19/03, effective 7/1/04.]