NAICS Code 325998 — All Other Miscellaneous Chemical Product and Preparation Manufacturing

National Industry in the official 2022 North American Industry Classification System (U.S. Census Bureau). It is one of 3 national industries under 32599 (All Other Chemical Product and Preparation Manufacturing).

Code	325998
Title	All Other Miscellaneous Chemical Product and Preparation Manufacturing
Level	National Industry (6-digit)
Edition	NAICS 2022 edition
SBA size standard	650 employees

Official definition (2022 NAICS)

This U.S. industry comprises establishments primarily engaged in manufacturing chemical products (except basic chemicals, resins, and synthetic rubber; cellulosic and noncellulosic fibers and filaments; pesticides, fertilizers, and other agricultural chemicals; pharmaceuticals and medicines; paints, coatings and adhesives; soaps, cleaning compounds, and toilet preparations; printing inks; explosives; custom compounding of purchased resins; and photographic films, papers, plates, chemicals, and copy toners).

Illustrative Examples:

Activated carbon and charcoal manufacturing

Antifreeze preparations manufacturing

Electronic cigarette vapor liquids, including closed refills, manufacturing

Industrial salt manufacturing

Lighter fluids (e.g., charcoal, cigarette) manufacturing

Matches and matchbook manufacturing

Pyrotechnics (e.g., flares, flashlight bombs, signals) manufacturing

Sugar substitutes (i.e., synthetic sweeteners blended with other ingredients) made from purchased synthetic sweeteners

Swimming pool chemical preparations manufacturing

Writing inks manufacturing

Is a business under 325998 "small"?

Under the SBA size standards (13 CFR 121.201, effective March 17, 2023), a business classified in NAICS 325998 qualifies as a small business if it does not exceed 650 employees. Small-business status determines eligibility for federal set-aside contracts, SAM.gov certifications and SBA loan programs — employee count is averaged over the latest 24 months.

Where 325998 sits in the hierarchy

Level	Code	Title
Sector	31-33	Manufacturing
Subsector	325	Chemical Manufacturing
Industry Group	3259	Other Chemical Product and Preparation Manufacturing
NAICS Industry	32599	All Other Chemical Product and Preparation Manufacturing
National Industry	325998	All Other Miscellaneous Chemical Product and Preparation Manufacturing

Related SIC codes

Via the official U.S. Census concordance (1987 SIC ↔ NAICS), shown only where the industry definition is unchanged in NAICS 2022.

SIC code	Title
2819	Industrial Inorganic Chemicals, Not Elsewhere Classified
2869	Industrial Organic Chemicals, Not Elsewhere Classified
2899	Chemicals and Chemical Preparations, Not Elsewhere Classified
3952	Lead Pencils, Crayons, and Artists' Materials
3999	Manufacturing Industries, Not Elsewhere Classified
7389	Business Services, Not Elsewhere Classified

Related National Industry codes

• 325991 — Custom Compounding of Purchased Resins
• 325992 — Photographic Film, Paper, Plate, Chemical, and Copy Toner Manufacturing

Data: official 2022 NAICS structure, descriptions and Census concordances, U.S. Census Bureau — U.S. government works in the public domain (17 U.S.C. §105). Suggested reference, not an official determination.