Welcome to Martests

A Leading Rotational Viscometer Manufacturer in China Since 2008

You need more than just a single rotational Viscometer; you need a veteran supplier who has been in the field for more than 15 years to build your brand and grow your profits. Let Martests help you achieve business success.

Precision Guaranteed

Engineered for accuracy. Trusted worldwide.

Advanced Technology

Driven by innovation. Designed for precision.

Hot-selling Product

Product NDJ-5S & NDJ-8S rotational viscometer version 1

NDJ-S Series Viscometer

STM-2T Krebs Stormer Viscometer

Krebs Stormer Viscometer

NTV-CAP1 cone and plate viscometer

NTV-CAP1 Viscometer

Product categories

Browse our core rotational viscometer series and find the ideal solution for your application needs.

Product DV1T & DV2T rotational viscometer version 0

Rotating Spindle Viscometer

Versatile, cost-effective, user-friendly; ideal for quality control. Measures Newtonian and non-Newtonian fluids with consistent accuracy.
NTV-CAP1 cone and plate viscometer

Cone and Plate Viscometer

Provides precise, temperature-controlled measurements with minimal sample volume, perfect for R&D and critical quality control.
ZNN-D6 viscometer 6

Coaxial Cylinder Viscometer

Offers high accuracy across a wide viscosity range, excellent for in-depth rheological analysis of complex fluids in research.

About Martests

As a trusted Chinese exporter of Viscometer, we focus on helping your business succeed with reliable quality, responsive service, and tailored solutions.

Partner with us to bring precision and performance to your lab or production line.

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One-stop Accessories Solutions

Unlock more testing possibilities with our professional accessories – designed to expand your viscometer’s capabilities.
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Trusted by clients worldwide

From laboratories to production lines, clients in over 30 countries rely on our solutions for dependable and precise testing.

Client Feedback & Reviews

Discover what our clients have to say about their experience with our products and services.

Most Popular Questions

Find answers to the questions we get asked the most. Whether you’re curious about our products, services, or support, we’ve got you covered.

Some products are in stock; please contact our sales team for details.

Yes, we offer training services for product use and maintenance. Additional fees apply.

Our standard delivery time is usually 1-2 weeks, depending on the specific order.

Yes, we offer customization services according to customer requirements.

We offer a standard one-year warranty that covers all manufacturing defects and performance issues, excluding human factors.

Certainly, we can provide detailed technical specifications and user manuals.

Join us

Looking for Reliable Instrument Solutions?

With 15 years of industry experience and global export expertise, we provide high-quality viscometers trusted by clients worldwide.