541380: Testing Laboratories and Services
Laboratories that perform physical, chemical and other analytical testing, rather than research, register under this code.
a missing requirement costs the bid; an awkward one costs nothing
NAICS 541380 in numbers
Everything behind these numbers for NAICS 541380
- Every buying office that awarded in this code, ranked by what they spent
- Every vendor that won, resolved to one record per business
- Every award back to FY2001, searchable and exportable
- Contracts ending soon, scored for how open the next round looks
- Every open notice on this code, with the buyer history beside it
The numbers above are open to anybody. The organized record behind them is what a plan pays for: every award, every buyer, every vendor, cleaned, resolved and read again every night.
Open right now under NAICS 541380
69 open notices right now, 4 closing within seven days. The newest 5:
| Posted | Notice | Buyer | NAICS | Set-aside | Due |
|---|---|---|---|---|---|
| Oct 9, 2026 | H265--Imaging Testing and Inspection Services - Medical PhysicistSolicitation | 261-NETWORK CONTRACT OFFICE 21 (36C261) | 541380 | Oct 26, 2026 | |
| Oct 9, 2026 | H265--Imaging Testing and Inspection Services - Medical PhysicistPresolicitation | 261-NETWORK CONTRACT OFFICE 21 (36C261) | 541380 | SDVOSBC | Oct 26, 2026 |
| Oct 9, 2026 | Routine and Surge Heterotrophic Plate Count (HPC) Testing Services. (Biloxi_ Pensacola_ Panama City Beach)Solicitation · Biloxi MS | 256-NETWORK CONTRACT OFFICE 16 (36C256) | 541380 | SDVOSBC | Oct 22, 2026 |
| Oct 8, 2026 | CJD National Pollutant Discharge Elimination System (NPDES) Laboratory Services - Base plus 4 Option YearsSolicitation · 9328 WA | W071 ENDIST SEATTLE | 541380 | Oct 19, 2026 | |
| Oct 8, 2026 | B533 Process Water Samples for Renal Dialysis, VA Puget Sound Health Care SystemAward Notice · Seattle WA | 260-NETWORK CONTRACT OFFICE 20 (36C260) | 541380 | SDVOSBC | not stated |
What this code covers
541380 covers laboratories performing physical, chemical and other analytical testing services: materials testing, environmental sampling and analysis, calibration, non-destructive testing and product certification. The output is a measurement and a report, which is what separates it from research under 541715, where the output is knowledge nobody had.
Federal demand comes from several directions at once: environmental compliance at installations, materials and failure analysis on fielded systems, food and water safety, and the calibration that keeps every other measurement defensible.
What federal buyers typically ask for
Accreditation is usually the gate. ISO/IEC 17025 for the laboratory, and for defense work often a specific approval for the test method, is commonly a pass or fail requirement rather than an evaluated one. A laboratory that is accredited for the wrong scope is treated exactly like one that is not accredited at all.
Chain of custody, turnaround time and data deliverable format are usually the operational requirements that decide performance. Environmental work in particular is bought against a specified data package format, and a laboratory that produces excellent numbers in the wrong format will fail the deliverable.
Much of the work is ordered in small quantities against long-running indefinite delivery contracts, so the meaningful competition is the vehicle rather than the sample. A laboratory watching only open notices will see a small fraction of the market it could serve.
Product and service codes that often pair with this NAICS
| Code | What it is | Why it matters |
|---|---|---|
| Q301 | Reference laboratory testing | Clinical and reference laboratory work. |
| B504 | Chemical and biological studies and analysis | Analytical work bought as a study. |
| B533 | Water quality studies and analysis | Environmental sampling and analysis. |
| H999 | Other quality control, test and inspection | Testing and inspection bought as a service. |
| B510 | Environmental assessments | Assessment work with a laboratory component. |
Testing is bought under several classes depending on how the buying office thinks about it, and none of them is dominant. This is a market where watching the product and service code matters more than usual.
Before you bid
Check the accreditation scope the solicitation names, not just the accreditation. Being accredited to a standard is not the same as being accredited for the method the buyer needs, and the difference is a pass or fail item.
Related reading
- Vehicles and IDIQsMost laboratory work is ordered, not competed.
- Quality systemsWhat a certified quality system takes.
- Recompete radarWhen the current laboratory contract ends.
See who was last awarded in your NAICS
Every code, every buying office, every vendor and every recompete, organized from the federal record and read nightly. Open it with a plan.