What is the modern NAICS equivalent for SIC 2819?

Q: What is the modern NAICS equivalent for SIC 2819?

SIC code 2819 maps to the following modern 2022 NAICS codes: 325180 - Other Basic Inorganic Chemical Manufacturing, 325998 - All Other Miscellaneous Chemical Product and Preparation Manufacturing, 325130 - Synthetic Dye and Pigment Manufacturing, 331313 - Alumina Refining and Primary Aluminum Production, 211130 - Natural Gas Extraction.

Registry · SIC Index · Group 28

SIC 2819 — Industrial Inorganic Chemicals, NEC

SIC 2819 is 'Industrial Inorganic Chemicals, NEC', a 4-digit Standard Industrial Classification (SIC) code under Major Group 28: Chemicals and Allied Products (Division D: Manufacturing); it maps to modern 2022 NAICS code(s): 325180 (Other Basic Inorganic Chemical Manufacturing), 325998 (All Other Miscellaneous Chemical Product and Preparation Manufacturing).

Description & Classification

SIC code 2819 representing 'Industrial Inorganic Chemicals, NEC' is an industry category in the Standard Industrial Classification (SIC) system under U.S. OSHA and Federal procurement registers.

Modern NAICS Crosswalk

Trace the modern equivalent classifications in the 2022 North American Industry Classification System (NAICS) database:

NAICS 325180 - Other Basic Inorganic Chemical Manufacturing (via SIC1987:2819→NAICS1997:325188→2002:325188→2007:325188→2012:325180→2017:325180→2022:325180)
NAICS 325998 - All Other Miscellaneous Chemical Product and Preparation Manufacturing (via SIC1987:2819→NAICS1997:325998→2002:325998→2007:325998→2012:325998→2017:325998→2022:325998)
NAICS 325130 - Synthetic Dye and Pigment Manufacturing (via SIC1987:2819→NAICS1997:325131→2002:325131→2007:325131→2012:325130→2017:325130→2022:325130)
NAICS 331313 - Alumina Refining and Primary Aluminum Production (via SIC1987:2819→NAICS1997:331311→2002:331311→2007:331311→2012:331313→2017:331313→2022:331313)
NAICS 211130 - Natural Gas Extraction (via SIC1987:2819→NAICS1997:211112→2002:211112→2007:211112→2012:211112→2017:211130→2022:211130)

Classification Details

SIC Code	2819
Industry Title	Industrial Inorganic Chemicals, NEC
Division	Division D: Manufacturing
Major Group	Major Group 28: Chemicals and Allied Products
Source / Verified	US Census 1987 SIC Concordance / 2026-06-28

Related Resources & Compliance Guides

Further regulatory reference links for legacy SIC code 2819:

SIC Codes Complete Compliance Guide — Detailed history and active legal applications of the SIC classification framework.
Why Legacy SIC Codes Persist Guide — How credit systems and the SEC still rely on SIC metadata.
SIC ↔ NAICS Crosswalk Tool — Trace industrial code conversions dynamically.
SIC Major Group 28 Hub — View other legacy industries in this business division.

Related Industries in Major Group 28

2812 - Alkalies and Chlorine...2813 - Industrial Gases...2816 - Inorganic Pigments...2821 - Plastics Materials, Synthetic and Resins...2822 - Synthetic Rubber...2823 - Cellulosic Manmade Fibers...2824 - Manmade Organic Fibers, Except Cellulosi...2833 - Medicinal Chemicals and Botanical Produc...

Frequently Asked Questions (FAQ)

What industry does SIC code 2819 represent?

What is the modern 2022 NAICS mapping for SIC 2819?

SIC code 2819 maps to modern NAICS codes: 325180 - Other Basic Inorganic Chemical Manufacturing, 325998 - All Other Miscellaneous Chemical Product and Preparation Manufacturing, 325130 - Synthetic Dye and Pigment Manufacturing, 331313 - Alumina Refining and Primary Aluminum Production, 211130 - Natural Gas Extraction.