Tetrahydrofurfuryl alcohol (THFA, CAS Reg. No. 97-99-4) is exempt from the requirement of a tolerance in or on all raw agricultural commodities when used in accordance with good agricultural practices as an inert ingredient applied only:
(a) For use as a seed treatment.
(b) For applications prior to planting and at the time of planting.
(c) For use on cotton.
(d) For use in herbicides with one application to wheat and barley prior to the pre-boot stage, and two applications to canola and soybeans pre-bloom.
(e) For use in herbicides with two applications to field corn up to 24 inches tall (V 5 stage). [71 FR 45415, Aug. 9, 2006]