# NAICS 325413: In-Vitro Diagnostic Substance Manufacturing

Breadcrumb: [NAICS codes](https://bidrover.com/naics) › [325413 In-Vitro Diagnostic Substance Manufacturing](https://bidrover.com/naics/325413)

This U.S. industry comprises establishments primarily engaged in manufacturing in-vitro (i.e., not taken internally) diagnostic substances, such as chemical, biological, or radioactive substances. The substances are used for diagnostic tests that are performed in test tubes, petri dishes, machines, and other diagnostic test-type devices.

- NAICS code: 325413
- Title: In-Vitro Diagnostic Substance Manufacturing
- Sector: 31-33 Manufacturing
- Subsector: 325 Chemical Manufacturing
- Industry group: 3254 Pharmaceutical and Medicine Manufacturing
- NAICS industry: 32541 Pharmaceutical and Medicine Manufacturing
- SBA size standard: 1,250 employees
- Open bids on BidRover: 1
- Updated: Oct 5, 2026

## Open bids (1)

- [6550--Roche Ventana Reagents - Source Sought Notice  New Orleans VAMC](https://bidrover.com/bids/6550-roche-ventana-reagents-source-sought-notice-new-orleans-vamc--5ac4d8c2-23d5-4131-8311-b0e7b9e5c563) — General procurement · Louisiana, United States

## Frequently asked questions

### What is NAICS code 325413?

NAICS 325413 is "In-Vitro Diagnostic Substance Manufacturing" in the 2022 North American Industry Classification System, in sector 31-33 (Manufacturing). This U.S. industry comprises establishments primarily engaged in manufacturing in-vitro (i.e., not taken internally) diagnostic substances, such as chemical, biological, or radioactive substances. The substances are used for diagnostic tests that are performed in test tubes, petri dishes, machines, and other diagnostic test-type devices.

### What is the SBA size standard for NAICS 325413?

A business is small under NAICS 325413 at or below 1,250 employees, including affiliates (13 CFR 121.201). Confirm the standard named in each solicitation.

### How many government bids are open under NAICS 325413?

BidRover counts 1 open bid that cite NAICS 325413 as of Oct 5, 2026, refreshed every hour from official public sources. Many state and local notices do not list a NAICS code, so search by keyword too.

### How do I get alerts for NAICS 325413 bids?

Save an alert on this page. A free account gets new matching bids by weekly email; the Team plan ($19/mo) sends daily alerts with match scores, the buyer, source link and documents.

## Related NAICS codes

- [325412 Pharmaceutical Preparation Manufacturing](https://bidrover.com/naics/325412)
- [325411 Medicinal and Botanical Manufacturing](https://bidrover.com/naics/325411)
- [325414 Biological Product (except Diagnostic) Manufacturing](https://bidrover.com/naics/325414)

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Code titles and definitions: U.S. Census Bureau, North American Industry Classification System (NAICS), 2022 (https://www.census.gov/naics/). Size standards: U.S. Small Business Administration, Small Business Size Standards, 13 CFR 121.201, eCFR text current as of 2026-10-21 (https://www.ecfr.gov/current/title-13/section-121.201).

BidRover lists bids from official public sources. It is not an issuing authority; confirm the NAICS code and size standard named in each solicitation.