Okla. Admin. Code § 35:30-29-23

Current through Vol. 42, No. 8, January 2, 2025

Section 35:30-29-23 - Heavy Metals

Fertilizers stating guaranteed amounts of phosphates or micronutrients shall be considered adulterated if the fertilizers contain metals in amounts greater than the levels of metals established by the Association of American Plant Food Control Officials in the SUIP 25 guide.

Added at 21 Ok Reg 754, eff 4-26-04