2002 NAICS Definitions

325181 Alkalies and Chlorine Manufacturing

This U.S. industry comprises establishments primarily engaged in manufacturing chlorine, sodium hydroxide (i.e., caustic soda), and other alkalies often using an electrolysis process.

Cross-References. Establishments primarily engaged in--

• Mining and beneficiating alkalies--are classified in U.S. Industry 212391, Potash, Soda, and Borate Mineral Mining;
• Manufacturing chlorine preparations (e.g., for swimming pools)--are classified in U.S. Industry 325998, All Other Miscellaneous Chemical Product and Preparation Manufacturing;
• Manufacturing industrial bleaches--are classified in U.S. Industry 325188, All Other Basic Inorganic Chemical Manufacturing; and
• Manufacturing household bleaches--are classified in U.S. Industry 325612, Polish and Other Sanitation Good Manufacturing.

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No change 1997 to 2002

2002 NAICS to 1987 SIC

1997 Economic Census

Bridge Between 1997 NAICS and SIC

2002 NAICS	1997 NAICS	1987 SIC	Corresponding Index Entries
325181	325181	2812	Alkalies manufacturing
325181	325181	2812	Caustic potash manufacturing
325181	325181	2812	Caustic soda (i.e., sodium hydroxide) manufacturing
325181	325181	2812	Chlorine manufacturing
325181	325181	2812	Potassium carbonate manufacturing
325181	325181	2812	Potassium hydroxide manufacturing
325181	325181	2812	Sal soda (i.e., washing soda) manufacturing
325181	325181	2812	Soda ash manufacturing
325181	325181	2812	Sodium bicarbonate manufacturing
325181	325181	2812	Sodium carbonate (i.e., soda ash) manufacturing
325181	325181	2812	Sodium hydroxide (i.e., caustic soda) manufacturing

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