About Us

Paragon Scientific Limited specialise in the production of premium quality reference materials that include Density, Flash Point, Liquid Colour, Refractive Index, TAN/TBN and Viscosity standards.

Founded in 1994, we have developed an international reputation synonymous with quality, prompt delivery, affordability, and first class customer service. A combination of advanced manufacturing techniques, the use of Primary laboratory test equipment and our acute attention to detail enables us to produce reference materials with some of the lowest levels of uncertainty of measurement available. Our products are used in multiple industries throughout the world, which we service both directly from our headquarters in the UK and via our appointed worldwide distributor network.

You can trust that we will deliver high quality products in the fastest possible time to your laboratory.


Our viscosity standards, viscometer calibration, density standards and sucrose RI standards are all covered by our United Kingdom Accreditation Service (UKAS) accreditation to the International Standard BS/EN/ISO/IEC 17025 - 2005, in addition to this our Refractive Index standards are manufactured conforming to ICUMSA (1974). For more information about UKAS and to view our scope of accreditation (Calibration Laboratory number 0649) please visit www.ukas.org/calibration

What is ISO 17025?

ISO 17025 is a recognised international standard that specifies the requirements for the competence to carry out testing and or calibrations to a standard dictated by international methods. The international standard requires that an accredited facility comply with all the requirements detailed within the varied sections of the standard. These sections range from assuring the quality of test and calibration results to accommodation, environmental conditions, and purchasing. ISO17025 is applicable to laboratories that operate in a multitude of business sectors, some of which include automotive, cosmetics, micro-electronics, petro-chemical, pharmaceutical and power generation.

What is ISO 17034?

ISO 17034 provides the highest level of Quality Assurance, confirming the expertise of the manufacturer, the integrity of the production systems and the reliability of the Certified Reference Materials that it produces.

For detailed information on our ISO 17025 accreditation click here:

For detailed information on our ISO 17034 accreditation click here: