Dynamic Vapor Sorption (DVS) Analysis Service

Dynamic Vapor Sorption (DVS) Analysis is a cutting-edge technique that has become indispensable in the field of material science, particularly for the analysis of environment-friendly materials. This method provides critical insights into how materials interact with moisture and other vapors, which is vital for understanding product stability, formulation, and shelf life.

Principles of Dynamic Vapor Sorption (DVS) Analysis

DVS Analysis is grounded in the scientific principle of monitoring the mass changes of a sample as it is exposed to controlled changes in relative humidity (RH). The process involves placing a sample on a highly sensitive microbalance within a chamber where the RH is systematically altered. The sample's mass is continuously recorded as it absorbs or desorbs water vapor, providing data on the material's sorption characteristics.

The technique operates on the basis of sorption isotherms, which describe the equilibrium between the water content of a sample and the ambient air's relative humidity at a constant temperature. By incrementally increasing or decreasing the RH, scientists can plot these isotherms, offering a comprehensive understanding of a material's moisture sorption behavior.

Advantages of Dynamic Vapor Sorption (DVS) Analysis

• High Precision and Sensitivity: DVS instruments are capable of detecting minute mass changes, allowing for the analysis of even the most delicate material interactions with moisture.
• Time Efficiency: The dynamic nature of DVS allows for rapid cycling through various humidity levels, accelerating the data collection process compared to traditional methods.
• Temperature and Humidity Control: DVS Analysis enables the simulation of real-world conditions, providing a controlled environment to analyze how materials react under specific temperature and humidity parameters.
• Comprehensive Data: By conducting multiple sorption/desorption cycles, DVS offers a detailed profile of a material's moisture interaction, including kinetics and isotherm data.
• Versatility: DVS is applicable to a wide range of materials, from pharmaceuticals to construction materials, making it a versatile tool for various industries.

Our Services

At CD BioSciences, we pride ourselves on offering a comprehensive DVS Analysis service that caters to the specific needs of environment-friendly materials analysis. Our service is designed to provide clients with actionable insights that can inform the development and optimization of their products.

Workflow of Dynamic Vapor Sorption (DVS) Analysis

Methods of Dynamic Vapor Sorption (DVS) Analysis

The DVS Analysis service at CD BioSciences employs state-of-the-art instrumentation that allows for precise control of relative humidity and temperature. Our methods include:

• Incremental Humidity Exposure: Samples are subjected to incremental increases or decreases in RH, allowing for the observation of sorption and desorption behaviors.
• Isotherm Generation: By collecting data at each humidity step, we generate sorption isotherms that detail the relationship between sample water content and ambient air RH.
• Kinetic Analysis: We analyze the rate of moisture interaction with materials, providing valuable information on the kinetics of sorption and desorption processes.

Sample Requirements

Powders

Ideal for materials that need to be analyzed in their most basic form, such as food ingredients and pharmaceuticals.

Solid Samples

Suitable for a wide range of solid materials, including construction materials and polymers.

Films and Foils

Perfect for assessing the water vapor permeability of packaging materials.

Why Choose Us?

• Customization: We tailor our services to meet the specific needs of each project, ensuring that our clients receive the most relevant and useful data.
• Expertise: Our team consists of seasoned professionals with extensive experience in material science and environmental analysis.
• Quality Assurance: We are committed to providing high-quality analysis, backed by rigorous quality control measures.
• Client Support: We offer ongoing support and consultation to help clients interpret and apply the results of their DVS Analysis.

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.