California Code, Penal Code - PEN § 382.5

Every person who sells, dispenses, administers or prescribes dinitrophenol for any purpose shall be guilty of a felony, punishable by a fine not less than one thousand dollars ($1,000) nor more than ten thousand dollars ($10,000), or by imprisonment pursuant to subdivision (h) of Section 1170, or by both that fine and imprisonment.

This section shall not apply to dinitrophenol manufactured or sold as an economic poison registered under the provision of Section 12811 of the Food and Agricultural Code nor to sales for use in manufacturing or for scientific purposes, and not for human consumption.