Company lists · Data refreshed November 2026

Top 25 Impurity standards manufacturers worldwide

RevenueBase identified 251 company matches for impurity standards manufacturers worldwide as of November 2026 and tracks 4,087 professional contacts across them, including 835 with verified work emails. India is the largest market and Hyderabad the largest hub.

This list covers company matches for impurity standards manufacturers worldwide, 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 6, 2026. Country and city lists for impurity standards manufacturers follow the table.

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 6, 2026 How this list was built
251Companies
4,087Contacts tracked
835Verified emails
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The 25 largest impurity standards manufacturers worldwide

Ranked by team size
Top 25 of 251 company matches for impurity standards manufacturers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchTeddington, United KingdomHQ recorded Nov 6, 2026201-500512 contacts →

Exact match

“LGC Standards provides products and services to improve measurement and quality control within the laboratory, and is part of LGC, whose LGC Science & Technology Division acts as…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchAhmedabad, IndiaHQ recorded Nov 6, 2026201-500397 contacts →

Exact match

“SynZeal Research is an independent research driven company specialized in the custom synthesis of pharmacopeial & non-pharmacopeial reference standards, drug gluconorides, drug…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchMumbai, IndiaHQ recorded Nov 6, 2026201-500271 contacts →

Exact match

“SimSon Pharma Limited, a renowned name in the pharmaceutical sector, has built a high reputation as a complete solution provider in the contract research arena.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchGolden, CO, United StatesHQ recorded Nov 6, 202651-200259 contacts →

Exact match

“For more than 40 years, Waters ERA has been providing analytical laboratories and organizations that rely on laboratory data with the products and services they need to achieve…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchBangalore, IndiaHQ recorded Nov 6, 2026201-500136 contacts →

Exact match

“Chromachemie Laboratory Private Limited is an Authorised distributor of United States Pharmacopeia (USP) Reference Standards| Distributors of American Type Culture Collection…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchHyderabad, United StatesHQ recorded Nov 6, 202651-200109 contacts →

Exact match

“Energon Labs is a cGMP-compliant, USFDA Inspected, ISO/IEC-17025:2005 certified analytical laboratory located in Hyderabad, India.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchArlington, TX, United StatesHQ recorded Nov 6, 202651-200100 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchNavi Mumbai, IndiaHQ recorded Nov 6, 202651-20093 contacts →

Exact match

“Cleanchem laboratories LLP is an independent reliable R&D based custom manufacturing company (CRAMS) delivering its numerous leading products to pharmaceutical, chemical, clinical…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchChristiansburg, VA, United StatesHQ recorded Nov 6, 202651-20075 contacts →

Exact match

“Inorganic Ventures is a leading manufacturer of a high class analytical inorganic standards.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchCo. Clare, IrelandHQ recorded Nov 6, 202651-20072 contacts →

Exact match

“The Reagecon product line is part of Controls and Chemistry at Calibre Scientific, providing physical and chemical standards, certified reference materials, reagents, consumables…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchMumbai, IndiaHQ recorded Nov 6, 202651-20056 contacts →

Exact match

“DALPL is an independent contract testing laboratory operating two dedicated facilities helping pharmaceutical, food, cosmetics, and water businesses prove their products are safe…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchPrague, Czech RepublicHQ recorded Nov 6, 202651-20048 contacts →

Exact match

“Veeprho group consists of: • Veeprho Pharmaceuticals s.r.o.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchRibeirão Preto, BrazilHQ recorded Nov 6, 202611-5044 contacts →

Exact match

“A Cetec Equipamentos é uma empresa localizada em Ribeirão Preto, interior de São Paulo, que atua na venda, manutenção e calibração de equipamentos para laboratório nos padrões de…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 202611-5040 contacts →

Exact match

“Established in 2008 in Istanbul, Turkey, Analitik Kimya is a premier supplier of laboratory chemicals, reference standards, and analytical solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchCaba, IndiaHQ recorded Nov 6, 202651-20039 contacts →

Exact match

“Somos una compañía que colabora con la industria en hacer productos mejores, más seguros y confiables, y evalúa el impacto ambiental de sus procesos productivos mediante la…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchStevensville, MI, United StatesHQ recorded Nov 6, 202651-20036 contacts →

Exact match

“Alpha Resources, LLC, has been a leading manufacturer and provider of high quality, low cost OEM alternative products to the combustion analysis industry since 1978.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchMetuchen, NJ, United StatesHQ recorded Nov 6, 202651-20034 contacts →

Exact match

“Spex is a premier brand in the manufacturing of Certified Reference Materials (CRMs) and Calibration Standards for Analytical Spectroscopy and Chromatography.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchTrondheim, NorwayHQ recorded Nov 6, 202611-5033 contacts →

Exact match

“Chiron AS is a premier brand under Zeptometrix, offering innovative solutions for complex chemical analysis.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchPearland, TX, United StatesHQ recorded Nov 6, 202611-5032 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchNewmarket, ON, CanadaHQ recorded Nov 6, 2026201-50028 contacts →

Exact match

“TLC Pharmaceutical Standards Ltd, established in 2007, is a leading provider of custom-synthesized drug impurities, metabolites, stable isotope labeled compounds, Glucuronides…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBorsdorf, GermanyHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“The HPC Standards GmbH is a manufacturer and supplier of high purity analytical standards.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchSão Carlos, BrazilHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“Somos um laboratório analítico que atua a mais de 12 anos nos mercados farmacêutico e veterinário, majoritariamente.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchHyderabad, IndiaHQ recorded Nov 6, 202611-5023 contacts →

Exact match

“Molecules ~ Delivering niChemistry (niche Chemistry) Your trusted partner for ANALYTICAL REFERENCE STANDARDS Molecules started as a proprietary firm in the year 2014, founded by…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchPorto Alegre, BrazilHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“Política da Qualidade Ser o melhor laboratório de controle de qualidade aprimorando continuamente a qualidade dos serviços prestados em conformidade com os requisitos ISO/IEC…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchHamilton, New ZealandHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“Global Proficiency is a specialist provider of proficiency testing, reference, and quality control materials and related services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 251 impurity standards manufacturers worldwide

See the full list, filter by size, metro and specialty, and access 835 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Impurity standards manufacturers worldwide at a glance

As of Nov 6, 2026
20.4%Verified-email coverage
16.3Average contacts per company
11-50Median size (employees)
3.6%Largest-city concentration · Hyderabad
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
95
11-50
107
51-200
33
201-500
11
501-1,000
1
1,001-5,000
1

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for impurity standards manufacturers are linked below.
What qualifies
Company records worldwide whose business descriptions match “impurity standards manufacturers” 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. 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 835 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 6, 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.

Impurity standards manufacturers by location

2 lists · largest first

Every Impurity standards manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “impurity standards manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many impurity standards manufacturers are there worldwide?

RevenueBase identified 251 company matches for impurity standards manufacturers worldwide 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?

LGC Standards tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most impurity standards manufacturers?

India leads with 55 companies, followed by the United States (37). Every impurity standards manufacturers list by country and city is linked on this page.

Which city has the most impurity standards manufacturers?

Hyderabad leads with 9 company records, followed by Navi Mumbai (5) and Pune (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 835 professional contacts with verified work emails tracked across these 251 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 6, 2026.

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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.