Viscosity Testing Service

Viscosity testing is a scientific method used to measure the resistance of a fluid to flow under an applied force. This property is crucial in various industries, particularly in the development and analysis of environment-friendly materials. The measurement provides insights into the fluid's behavior under different conditions, which is essential for ensuring the quality, safety, and performance of products.

Principles of Viscosity Testing

Viscosity testing is grounded in the principles of fluid dynamics and rheology. The two primary types of viscosity are dynamic viscosity and kinematic viscosity. Dynamic viscosity, often denoted by the Greek letter eta (η), is a measure of a fluid's resistance to gradual deformation by shear or tensile stress. It is defined as the ratio of shear stress to the shear rate and is measured in pascal-seconds (Pa·s). Kinematic viscosity, represented by the Greek letter nu (ν), is the ratio of dynamic viscosity to density and is expressed in square meters per second (m²/s) or millimeters squared per second (mm²/s).

Advantages of Viscosity Testing

Quality Control
Viscosity testing is vital for quality control, ensuring that materials meet specific standards and perform as expected under various conditions.

Predictive Maintenance
Viscosity changes can indicate the onset of degradation or contamination in fluids, allowing for proactive maintenance and extending the lifespan of equipment.

Material Selection and Optimization
By understanding the flow properties of materials, researchers and manufacturers can select or develop materials that are better suited for specific applications, enhancing product performance.

Consumer Satisfaction
Products with consistent viscosity profiles ensure a reliable user experience, which is critical for consumer satisfaction and brand reputation.

Our Services

At CD BioSciences, we offer comprehensive viscosity testing services tailored to the needs of environment-friendly materials. Our state-of-the-art laboratory is equipped with the latest viscometers and adheres to industry standards to provide accurate and reliable results.

Workflow of Viscosity Testing

Sample Reception

We receive the samples and document their details for traceability.

Preparation

Samples are prepared according to the specific test requirements, including temperature adjustments.

Testing

Viscosity measurements are taken using the appropriate methods and equipment.

Data Analysis

The results are analyzed to ensure they meet the required standards and provide actionable insights.

Reporting

We provide detailed reports outlining the viscosity measurements and any relevant observations.

Methods of Viscosity Testing

We employ a variety of methods to assess the viscosity of materials, including:

Rotational Viscometry: Using instruments like the Anton Paar SVM 3000, we measure dynamic and kinematic viscosity across a range of temperatures and shear rates.
Capillary Viscometry: This method is used for absolute viscosity measurements, following standards such as ASTM D2171.
Kinematic Viscometry: We utilize methods like ASTM D2170 and D445 to determine the kinematic viscosity of fluids.

Sample Requirements

Our viscosity testing service requires a precise sample volume, typically ranging from 2.5mL to 4.5mL, depending on the viscometer used. We accept a wide array of sample types, including petroleum products, chemicals, polymers, and formulated products like toothpaste, paints, coatings, inks, and more.

Why Choose Us?

Accuracy and Precision: Our experienced scientists use state-of-the-art equipment to guarantee the highest quality in viscosity analysis.
Customized Solutions: We offer tailored testing services to meet the unique needs of environment-friendly materials.
Expert Consultation: Our team is available to provide insights and recommendations based on the viscosity test results.

If you are interested in our services, please contact us for more information.

Our products and services are for research use only and cannot be used for any clinical purposes.

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