40 CFR § 180.1139
Sodium 5-nitroguaiacolate; exemption from the requirement of a tolerance
June 9, 2020
The biochemical sodium 5-nitroguiacolate is exempted from the requirement of a tolerance when used as a plant growth regulator in end-use products at a concentration of 0.1% by weight and applied at an application rate of 20 g of a.i. per acre or less per application, in or on all food commodities.
[65 FR 66181, Nov. 3, 2000]