CFR / 
Title 40
 / Part 180
 / 
Sec. 180.1090 Lactic acid; exemption from the requirement of a tolerance.
Lactic acid (2-hydroxypropanoic acid) is exempted from the requirement of a tolerance when used as a plant growth regulator in or on all raw agricultural commodities.
[53 FR 15286, May 4, 1988]