Accredited & Certified (ISO 9001, ISO/IEC 17025, ISO 17034)
Ensuring globally recognized standards for quality, testing accuracy, and reference material production with strict regulatory compliance.
Indian Standard Products with a Commitment to Quality and Innovation
We continuously improve processes to deliver high-purity CRMs that meet industry standards.
Trusted by Labs and Institutes, Backed by 30 Yrs of Collective Expertise
Leading researchers rely on our CRMs for accuracy and consistency in critical analyses.
Certified Reference Materials (CRMs) & Custom Solutions
As a trusted Indian manufacturer, we deliver internationally accredited solutions, setting new benchmarks in quality, reliability, and innovation. Our commitment is to provide globally competitive standards—Made in India, trusted worldwide.
Organic CRMs
→High-purity organic CRMs ensuring precise analysis and calibration for research and testing.
Inorganic CRMs
→Reliable inorganic CRMs for accurate quality control and regulatory compliance across industries.
Pharmaceutical Impurities
→Certified pharmaceutical impurities to support drug testing, formulation, and regulatory approvals.
Custom Synthesis & Development
→Tailored CRM solutions designed to meet specific research and analytical needs.
About Us:
Probus Standards LLP is a eading manufacturer of high-quality Certified Reference Materials (CRMs), catering to the diverse needs of research, testing, and quality control across industries.
Located in the heritage city of Ahmedabad, India, our state-of-the-art laboratory is equipped with advanced analytical instruments and staffed by experienced professionals, ensuring global standards of precision and reliability.

Our Approach to Quality & Innovation
Quality is not just a standard—it’s a culture.
Every product is developed with precision, validated by international certifications, and tested under stringent quality protocols. We continuously invest in advanced technology, skilled expertise, and R&D to deliver innovative solutions that meet the evolving needs of global research and testing communities.

Pioneering Excellence in Certified Reference Materials
Cutting-edge Indian Manufacturer of Organic and Inorganic CRMs, Pharmaceutical Impurities, and Custom Synthesis Solutions. Based in the heritage city of Ahmedabad, our state-of-the-art laboratory and world-class team work tirelessly to ensure that research and testing industries across the globe have access to high-quality, reliable, and cost-effective reference materials.
Rooted in Experience, Driven by Purpose
The founding team behind Probus Standards brings over 20–30 years of combined expertise across various facets of the industry—ranging from marketing, sales, synthesis, quality control, regulatory affairs, testing, and technical support. Over the years, they recognized a significant gap in the Indian CRM market—a heavy reliance on imported standards, long lead times, high costs, and inconsistent availability.
Armed with deep industry insight and technical know-how, the promoters set out to redefine the CRM landscape in India—creating a reliable, indigenous alternative to global suppliers without compromising on quality.
Building World-Class Capabilities from Day One
At Probus, we believe that excellence begins with strong foundations. From inception, we have made substantial investments in every layer of our operations:
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Cutting-edge analytical instrumentation
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World-class infrastructure
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Highly skilled scientific and support personnel
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International certifications and best-in-class practices
No shortcuts. No compromises.
This commitment has allowed us to consistently produce materials at par with—if not superior to—European standards, while ensuring faster delivery and local support.
Resources
Product Catalogues
Technical Documents
Article & White Papers
Achievement & Certification
Our commitment to excellence is backed by internationally recognized accreditations and certificationsQuality & Certifications
ISO 9001:2015
Quality Management System
ISO/IEC 17025:2017
Testing & Calibration Laboratories
ISO 17034:2016
Certified Reference Material Producer
Every product is developed under strict regulatory compliance, ensuring accuracy, traceability, and reliability for scientific and research applications.
Our Products
Why Choose Probus Standards?
We provide industry-leading solutions backed by expertise and trust.
Unmatched Quality & Purity
Stringent quality control & compliance
Expert Technical Support
Guidance for accurate material selection
Timely Delivery
Reliable supply chain & flexible ordering options
Regulatory Compliance
Fully accredited, ensuring global acceptance
Collaborative Approach
Tailored solutions for specific customer needs
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