Company lists · Data refreshed November 2026

Top 25 Toxicology test kits or supplies suppliers based in the United States

RevenueBase identified 317 company matches for toxicology test kits or supplies suppliers associated with the United States as of November 2026 and tracks 15,643 professional contacts across them, including 7,077 with verified work emails. Irvine is the largest hub.

This list covers company matches for toxicology test kits or supplies suppliers associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 2, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 2, 2026 How this list was built
317Companies
15,643Contacts tracked
7,077Verified emails
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The 25 largest toxicology test kits or supplies suppliers based in the United States

Ranked by team size
Top 25 of 317 company matches for toxicology test kits or supplies suppliers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 2, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchRadnor, PA, United StatesHQ recorded Nov 2, 202610001+5,361 contacts →

Exact match

“For over 175 years, scientists have trusted VWR®, part of Avantor®, for the products they need to power discovery.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
2Exact matchLancaster, PA, United StatesHQ recorded Nov 2, 20261,001-5,0001,676 contacts →

Exact match

“Eurofins Lancaster Laboratories is one of the largest commercial contract laboratories in the world providing comprehensive laboratory services in the pharmaceutical…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
3Exact matchCinnaminson, NJ, United StatesHQ recorded Nov 2, 2026501-1,000766 contacts →

Exact match

“As the nation's leading environmental testing firm, EMSL's network of nationwide laboratories has been providing quality analytical services since 1981.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
4Exact matchNashville, TN, United StatesHQ recorded Nov 2, 2026501-1,000738 contacts →

Exact match

“Founded in 1990, Aegis Sciences Corporation is a forensic toxicology and healthcare laboratory that provides science-driven drug testing and consulting services based in…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
5Exact matchPittsburgh, OH, United StatesHQ recorded Nov 2, 2026501-1,000500 contacts →

Exact match

“Companies of all sizes partner with Microbac to test the quality, safety, and performance of their products and operations.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
6Exact matchHorsham, PA, United StatesHQ recorded Nov 2, 2026201-500427 contacts →

Exact match

“NMS Labs has been setting the standard for excellence in clinical toxicology and forensic testing-responding to the needs of healthcare providers, medical researchers, coroners…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
7Exact matchNorth Kingstown, RI, United StatesHQ recorded Nov 2, 2026201-500331 contacts →

Exact match

“For over 25 years, Dominion Diagnostics has been advancing patient care through trusted diagnostics as a premier urine drug testing and toxicology laboratory.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
8Exact matchSwedesboro, NJ, United StatesHQ recorded Nov 2, 202651-200328 contacts →

Exact match

“Thomas Scientifics’ guiding principle is “We Believe You Are Important” and this belief guides our every action and investment.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
9Exact matchAnn Arbor, MI, United StatesHQ recorded Nov 2, 2026201-500306 contacts →

Exact match

“Helping Make Research Possible We are helping make research possible by supplying scientists worldwide with the assay kits, antibodies, proteins, and biochemicals to advance their…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
10Exact matchNew Brighton, MN, United StatesHQ recorded Nov 2, 2026501-1,000224 contacts →

Exact match

“MEDTOX Laboratories contains a full-service clinical laboratory as well as a SAMHSA-certified drug testing laboratory.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
11Exact matchPittsburgh, PA, United StatesHQ recorded Nov 2, 2026201-500211 contacts →

Exact match

“RJ Lee Group provides comprehensive laboratory testing and scientific consulting services.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
12Exact matchHicksville, NY, United StatesHQ recorded Nov 2, 2026201-500165 contacts →

Exact match

“Committed professionals with an original approach to laboratory medicine.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
13Exact matchSan Diego, CA, United StatesHQ recorded Nov 2, 202651-200160 contacts →

Exact match

“Phamatech was founded in 1991 by a small group of dedicated scientists and business executives.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
14Exact matchHorsham, PA, United StatesHQ recorded Nov 2, 202651-200144 contacts →

Exact match

“Drugscan is a national toxicology and infectious disease testing laboratory that partners with organizations and providers to provide the critical testing they need for healthier…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
15Exact matchHouston, TX, United StatesHQ recorded Nov 2, 202651-200131 contacts →

Exact match

“Eagle Analytical is an FDA- and DEA-registered, A2LA ISO 17025-accredited laboratory that provides analytical chemistry, microbiological testing, consulting, and technical…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
16Exact matchHercules, CA, United StatesHQ recorded Nov 2, 202651-200128 contacts →

Exact match

“Pacific BioLabs is the leading West Coast provider of GMP/GLP laboratory testing services supporting Medical Device, Pharmaceutical, and Biotechnology industries.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
17Exact matchLa Vista, CA, United StatesHQ recorded Nov 2, 202651-200109 contacts →

Exact match

“Founded in 1975, Midland Scientific is a full-line provider of laboratory supplies such as chemicals, reagents, solutions, glassware, plasticware, biological media…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
18Exact matchLouisville, KY, United StatesHQ recorded Nov 2, 2026201-500105 contacts →

Exact match

“Acquired by McKesson in 2016* LABSCO Delivers Superior Diagnostics, specializing in community hospitals and large physician office laboratory (POL) practices.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
19Exact matchArlington, TX, United StatesHQ recorded Nov 2, 202651-200100 contacts →

Exact match

“At RICCA CHEMICAL COMPANY, we make your job simple.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
20Exact matchOcala, FL, United StatesHQ recorded Nov 2, 202651-20091 contacts →

Exact match

“USA Scientific manufactures and distributes high-quality laboratory plastics, equipment, and accessories.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
21Exact matchLakewood Ranch, UT, United StatesHQ recorded Nov 2, 202651-20082 contacts →

Exact match

“At Mercedes Scientific, we don’t just supply laboratories, we empower them.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
22Exact matchOrlando, FL, United StatesHQ recorded Nov 2, 202651-20073 contacts →

Exact match

“Genesis Reference Laboratories offers a comprehensive test catalog for a full range of detection capabilities.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
23Exact matchMarlton, NJ, United StatesHQ recorded Nov 2, 202611-5073 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
24Exact matchFort Payne, AL, United StatesHQ recorded Nov 2, 202651-20063 contacts →

Exact match

“DTPM partners with laboratories that perform drug screening, drug confirmation, and molecular testing by providing state-of-the-art instruments, reagents, laboratory information…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
25Exact matchGreenville, SC, United StatesHQ recorded Nov 2, 202651-20056 contacts →

Exact match

“Luxor Scientific is a specialized clinical and research laboratory located in Greenville, SC with a national service range.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase

Showing 25 of 317 toxicology test kits or supplies suppliers based in the United States

See the full list, filter by size, metro and specialty, and access 7,077 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Toxicology test kits or supplies suppliers based in the United States at a glance

As of Nov 2, 2026
45.2%Verified-email coverage
49.3Average contacts per company
11-50Median size (employees)
1.9%Largest-city concentration · Irvine
Nov 2, 2026Page data refreshed

Companies by employee count

1-10
111
11-50
130
51-200
49
201-500
12
501-1,000
9
1,001-5,000
3
5,001-10,000
1
10001+
1

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 317 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United States whose business descriptions match “toxicology test kits or supplies suppliers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 7,077 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 2, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “toxicology test kits or supplies suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many toxicology test kits or supplies suppliers are there based in the United States?

RevenueBase identified 317 company matches for toxicology test kits or supplies suppliers associated with the United States as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Vwr, Part Of Avantor tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most toxicology test kits or supplies suppliers?

Irvine leads with 6 company records, followed by Miami (5) and San Diego (5).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 7,077 professional contacts with verified work emails tracked across these 317 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 2, 2026.

Ready to reach these companies? Verified emails and direct dials for all 317 toxicology test kits or supplies suppliers based in the United States. Start with a free account, no credit card.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.