North American Industry Classification System (NAICS) 1997
- 31-33 - Manufacturing
- 325 - Chemical Manufacturing
- 3251 - Basic Chemical Manufacturing
- 32511 - Petrochemical Manufacturing
- 325110 - Petrochemical Manufacturing
- 32512 - Industrial Gas Manufacturing
- 325120 - Industrial Gas Manufacturing
- 32513 - Synthetic Dye and Pigment Manufacturing
- 325130 - Synthetic Dye and Pigment Manufacturing
- 32518 - Other Basic Inorganic Chemical Manufacturing
- 325181 - Alkali and Chlorine Manufacturing
- 325189 - All Other Basic Inorganic Chemical Manufacturing
- 32519 - Other Basic Organic Chemical Manufacturing
- 325190 - Other Basic Organic Chemical Manufacturing
- 3252 - Resin, Synthetic Rubber, and Artificial and Synthetic Fibres and Filaments Manufacturing
- 32521 - Resin and Synthetic Rubber Manufacturing
- 325210 - Resin and Synthetic Rubber Manufacturing
- 32522 - Artificial and Synthetic Fibres and Filaments Manufacturing
- 325220 - Artificial and Synthetic Fibres and Filaments Manufacturing
- 3253 - Pesticide, Fertilizer and Other Agricultural Chemical Manufacturing
- 32531 - Fertilizer Manufacturing
- 325313 - Chemical Fertilizer (except Potash) Manufacturing
- 325314 - Mixed Fertilizer Manufacturing
- 32532 - Pesticide and Other Agricultural Chemical Manufacturing
- 325320 - Pesticide and Other Agricultural Chemical Manufacturing
- 3254 - Pharmaceutical and Medicine Manufacturing
- 32541 - Pharmaceutical and Medicine Manufacturing
- 325410 - Pharmaceutical and Medicine Manufacturing
- 3255 - Paint, Coating and Adhesive Manufacturing
- 32551 - Paint and Coating Manufacturing
- 325510 - Paint and Coating Manufacturing
- 32552 - Adhesive Manufacturing
- 325520 - Adhesive Manufacturing
- 3256 - Soap, Cleaning Compound and Toilet Preparation Manufacturing
- 32561 - Soap and Cleaning Compound Manufacturing
- 325610 - Soap and Cleaning Compound Manufacturing
- 32562 - Toilet Preparation Manufacturing
- 325620 - Toilet Preparation Manufacturing
- 3259 - Other Chemical Product Manufacturing
- 32591 - Printing Ink Manufacturing
- 325910 - Printing Ink Manufacturing
- 32592 - Explosives Manufacturing
- 325920 - Explosives Manufacturing
- 32599 - All Other Chemical Product Manufacturing
- 325991 - Custom Compounding of Purchased Resins
- 325999 - All Other Miscellaneous Chemical Product Manufacturing
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