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Few words about us
IIPS, headquartered in California, USA, is a globally recognized independent organization that offers a wide range of interlaboratory studies such as Proficiency Tests, Round Robins, Cross Checks, and Collaborative Trials to analytical laboratories worldwide.
With Clients spanning over 150 countries, IIPS serves as a trusted partner for laboratories seeking to enhance their performance and ensure accuracy in their testing processes.
Who
we are
IIPS is an independent organization to provide Proficiency studies.
Interlaboratory Studies studies are usually performed on Consumer Products like Fuels, Petroleum, Petrochemicals, Health, Nutrition, Food, Feed, Water, Wastewater, Fertilizers, Pesticides, Veterinary Sciences, Clinical Sciences,Beverages, Forensics, Lubricants etc.
Tailor made studies IIPS also arranges custom studies upon request, allowing any laboratory to participate using its own standard analytical methods.
The way
we work
Our Team at IIPS consist highly qualified and experienced in designing, implementing, and reporting interlaboratory studies.
Our specialists are recognized leaders in the field of proficiency testing, actively contributing to Eurachem committees. Each staff member is individually qualified and registered in our rigrous qualification records. Further w have a number of experts who are attached with us on scheme to scheme basis.
Hm...
Take a look at our work

The IIPS conducts a wide array of interlaboratory studies (ILS) in a professional capacity.
Proficiency Studies
Interlaboratory comparison, laboratory evaluating study, round robin, cross check program, correlation program, co-operative trial,
Method Validation Services
We provide Collaborative Trials, Collaborative Testing Services.
In addition to the Institute's annual proficiency testing program, customized studies are arranged upon request.
So...
See why to choose us
Participation in proficiency testing is a crucial component of laboratory quality procedures and is a mandatory requirement for ISO 17025 accreditation. Our proficiency testing offers an independent assessment of your laboratory's performance and compares your results to those of laboratories worldwide. Engaging in our proficiency tests instills confidence in your laboratory equipment, methods, and staff, ensuring the delivery of high-quality results expected by your customers.
Official Method
Program
The Official Methods of Analysis (OMA) program is IIPS flagship methods program, separate from the yearly release of the Official Methods of Analysis of IIPS. Approved methods undergo thorough scientific evaluation to ensure their high credibility and defensibility, making them reliable for use by industry, regulatory agencies, research organizations, testing laboratories, and academic institutions.
IIPS Research
Institute
The IIPS Research Institute, a division of IIPS US, is dedicated to advancing, enhancing, and validating proprietary testing methods. Through our Performance Tested Methods (PTM) program, we assist companies and their clients in securing their operations, managing risk, and ensuring consumer protection with dependable and trusted testing methods and products.
IIPS Proficiency
Testing
IIPS Proficiency Testing (PT) enables laboratories to excel in the global marketplace by validating and certifying their adherence to the highest international benchmarks for precision, dependability, and adherence to regulations.