North American Industry Classification System (NAICS) 2007 - Service Industries
- 31-33 - Manufacturing
- 325 - Chemical Manufacturing
- 3251 - Basic Chemical Manufacturing
- 32518 - Other Basic Inorganic Chemical Manufacturing
- 325181 - Alkali and Chlorine ManufacturingUS
- 325189 - All Other Basic Inorganic Chemical ManufacturingCAN
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