North American Industry Classification System (NAICS) 2002

• 31-33 - Manufacturing
• 325 - Chemical Manufacturing
• 3253 - Pesticide, Fertilizer and Other Agricultural Chemical Manufacturing

32531 - Fertilizer Manufacturing

This industry comprises establishments primarily engaged in manufacturing nitrogenous or phosphoric fertilizer materials and mixing these ingredients into fertilizers; and in purchasing ingredients and mixing them into fertilizers. Establishments engaged in the manufacture of phosphoric acid, urea, ammonia and nitric acid, whether or not for use as a fertilizer material, are included.