Food and Agricultural Code section 14537


(a)

“Gypsum” means calcium sulfate dihydrate, a mineral used in the fertilizer industry as a source of calcium and sulfur which is also known as landplaster.

(b)

“Phosphatic sulfate gypsum” means a by-product of calcium dihydrate from the manufacture of phosphoric acid, also known as phosphogypsum.
Last Updated

Apr. 24, 2025

§ 14537’s source at ca​.gov