Section 124B.9 - Sale, transfer, furnishing, or receipt for unlawful purpose - penalty1. A person who sells, transfers, or otherwise furnishes a precursor substance with knowledge or the intent that the recipient will use the precursor substance to unlawfully manufacture a controlled substance commits a class "C" felony.2. A person who receives a precursor substance with the intent that the substance be used unlawfully to manufacture a controlled substance commits a class "C" felony.90 Acts, ch 1251, §18C91, § 204B.9 C93, § 124B.9 2004 Acts, ch 1057, §2Unlawful manufacture of a controlled substance, see §124.401