ASTM E2196

ASTM E2196 is a standard test method for quantifying Pseudomonas aeruginosa biofilm grown under medium shear and continuous flow using a rotating disk reactor. It is designed to support consistent laboratory measurement of biofilm formation and response under controlled flow conditions, which can be important for comparing test results and evaluating performance. For organizations working with biofilm research or product testing, this ASTM standard provides a defined technical framework.

Overview of ASTM E2196

The official title of ASTM E2196 indicates a focused test method for measuring the amount of Pseudomonas aeruginosa biofilm developed in a rotating disk reactor. The method is associated with medium shear and continuous flow, suggesting a controlled environment that helps produce repeatable biofilm growth conditions. This makes the standard useful as a technical reference for laboratories that need a common basis for quantification, comparison, and reporting in biofilm-related testing.

Common use cases of ASTM E2196

This standard is commonly used in laboratory testing where Pseudomonas aeruginosa biofilm must be grown and measured under continuous-flow conditions. It may be relevant for research workflows involving rotating disk reactor equipment, biofilm performance studies, and evaluation of treatments or materials under controlled shear. ASTM E2196 is also useful when a consistent test method is needed to compare results across studies, suppliers, or internal quality control programs.

Benefits of using ASTM E2196

Using ASTM E2196 helps support consistent and repeatable biofilm quantification, which can improve confidence in test results. A recognized ASTM test method can also aid procurement decisions, product evaluation, and compliance-related documentation by providing a shared technical language. For teams assessing biofilm-related performance, the standard may reduce variability in testing and make comparisons more reliable across different laboratory runs or test conditions.

• Quantifies Pseudomonas aeruginosa biofilm growth
• Uses a rotating disk reactor setup
• Applies medium shear and continuous flow conditions
• Supports repeatable laboratory test reporting
• Useful for comparative biofilm evaluations