# NAICS 3251: Basic Chemical Manufacturing

No SBA size standard is recorded for NAICS 3251.

| Field | Value |
| --- | --- |
| Code | 3251 |
| Title | Basic Chemical Manufacturing |
| Level | 4 |
| Parent | 325 |
| Size standard | - |
| Footnote | - |

## Description

This industry group comprises establishments primarily engaged in manufacturing chemicals using basic processes, such as thermal cracking and distillation. Chemicals manufactured in this industry group are usually separate chemical elements or separate chemically-defined compounds.

## Sources

- Census NAICS: https://www.census.gov/naics/
- SBA size standards: https://www.sba.gov/document/support-table-size-standards

## API and MCP

- REST: GET https://samgovapi.io/api/v1/naics/3251/size-standard?revenue_usd=...
- MCP tools: naics_lookup, size_standard_check

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