Particle Sizing, Zeta Potential and GPC/SEC Technologies

Original Equipment Manufacturer (OEM)

Backed by decades of experience, Testa Analytical has created a range of high-performance GPC/SEC detectors, GPC/SEC Pumps, accessories and software products customizable to meet the exact needs of your challenging application or new product development.
Polymers and Material Science

From simple synthetic materials to large natural polymeric materials with complex structure analysis, we offer outstanding analytical tools to further your investigations.
Life Science

Investigate the exciting instrumental tools we offer for analyzing even the most challenging life science samples including proteins, peptides and blood samples.
Particulate Materials

Particles come in many shapes and sizes, why not investigate the powerful analytical tools we have for analysing pigments, clays, nanoparticles and much more.

TESTA Analytical Solutions is a leading specialist supplier of GPC / SEC instruments and detectors for polymer characterization and also high performance particle sizing / zeta potential instruments. Drawing upon over 30 years experience of these instrumental technologies and the array of applications they serve, we are happy to share our knowledge with researchers worldwide to enable you to solve even the most demanding challenges. Continue

Remote Cell Enables UV Measurement under Harsh Conditions

Latest and Archive News

Wavelength Optimized dn/dc Measurement

TESTA Analytical Solutions e.K has introduced new laser options for its HK Series differential refractometer to enable precise determination of specific refractive index increment (dn/dc) at the same wavelength as the light scattering application under investigation. Read on...

Latest and Archive News Testa Analytical

Informative Resources

Online Training Presentation: Comparing GPC/SEC Detectors

The first of a new series of GPC/SEC online training presentations 'An overview & comparison of common GPC detectors' has been published for free access by scientists worldwide. Read on...

Spotlight on
Particle Sizing & Zeta Potential

What is Particle Size Distribution Weighting

Some particle size instruments determine the size of individual particles. They are single-particle counters. Some instruments determine the surface area as a function of particle size. Read on...

Spotlight on
GPC/SEC Instruments & Detectors

Fast & Flexible Nanoparticle Size Analyser

Testa Analytical Solutions e.K is now offering optimized versions of its proprietary Differential Refractive Index (DRI) Detector under OEM contract to enhance the performance of both HPLC and GPC/SEC systems. Read on...

Spotlight on
OEM Services

Batch Mode dn/dc Refractometer

For all static light scattering applications - dn/dc or the specific refractive index increment is a crucial parameter for ensuring accurate and precise measurements of molecular weight. Read on...

Testa Analytical Solutions e.K. has introduced a Surface Zeta Potential option for its NanoBrook range of zeta potential analysers.
Adding the new surface zeta potential option to a Nanobrook analyser allows you to measure the electrical charge on materials like coated glass, plastic, tape, or other flexible surfaces. The system uses known probe particles and purpose-designed electrode to calculate surface zeta potential.

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Original Equipment Manufacturer (OEM)

Polymers and Material Science

Life Science

Particulate Materials