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Understanding inter-disciplinary needs is at the very heart of our Pharma Services. Specialized in dissolution testing, our experts are familiar with the various challenges associated with governing norms & regulations, different analytical methods to analyze samples, developing a robust method, differently automated instrumentation, API characterization, routine testing, stability testing, and more. With results being affected by API properties, formulation composition, manufacturing process or predicting biopharmaceutical performance, it requires a strong understanding of these various fields to utilize its complete potential.

To take full advantage of its potential, one must have a solid understanding of the different domains that affect results, such as API characteristics, formulation composition, manufacturing process, and biopharmaceutical performance prediction.

Our heritage is in-vitro dissolution testing. Being the only Contract Research Organisation (CRO) with a dissolution testing speciality, our team has a track record of successfully determining the best approach for a wide range of products, including implants, semi-solids, tablets, APIs, and many more.

Dissolution Experts.

In-vitro dissolution testing is in our DNA. Being the only Contract Research Organization (CRO) specialized in dissolution testing our team has a proven track record of finding the most suitable method for products ranging from APIs and tablets to implants, semi-solids, and many more.

Since 1973, SOTAX has focused on in-vitro dissolution testing; nevertheless, we offer much more than "just" dissolution-related pharma services.

Beyond Dissolution.

SOTAX specializes in in-vitro dissolution testing since 1973, but our range of Pharma Services extends far beyond “only” dissolution related services. From API characterization to stability testing – our teams have access to state-of-the-art instrumentation and are experts in mastering different analytical techniques for different types of tests.

Three Labs. One Philosophy.

SOTAX operates three labs in Europe, USA and India – all based on the same proven quality management system for best-in-class services in a FDA-inspected, GMP certified environment. Whether you require assistance in method development or would like to outsource routine testing, our local experts assist you throughout the lifecycle of your products.



SPS Pharma Services Sàrl.
3 rue Chateaubriand
45071 Orleans Cedex 2, France
P Office +33 2 34 59 72 61

This understanding encompasses both formulation and analytics, with specific competence in small and big compounds, oral and parenteral modes of administration, and immediate and modified release dosage forms.



SOTAX Corporation 
2400 Computer Drive
Westborough, MA 01581, USA
P Office +1 508 417 1112

Our team helps you find potential reasons and put solutions in place for certain issues that arise during the lifecycle of your goods, from troubleshooting to out-of-specification (OOS) investigations.



Ortiv-Q3 Research Pvt. Ltd.
Ratna Business Hub, B-202-207, 2nd Floor
Near Sanathal Circle, Sarkhej - Bavla Highway
Ahmedabad, Pin 382 210, India
P Office +91 76 7670 7801

Together with state-of-the-art lab equipment, our completely cGMP certified environment and proven scientific know-how deliver first-rate services and 100% compliance. You can rely on our routine testing services because we are a US-FDA inspected facility and a certified pharmaceutical establishment with a qualified person.