ASTM D7473/D7473M

ASTM D7473/D7473M is the ASTM standard for assessing weight attrition of non-floating plastic materials by open system aquarium incubations. It provides a controlled way to evaluate how plastic specimens change during incubation in an aquarium-based environment, helping users understand material durability and mass loss behavior under test conditions. For laboratories, manufacturers, and quality teams, this standard supports more consistent testing and comparison of non-floating plastics using a defined technical method.

Purpose of ASTM D7473/D7473M

The purpose of ASTM D7473/D7473M is to establish a standardized test method for measuring weight attrition in non-floating plastic materials during open system aquarium incubations. By using a common procedure, the standard helps reduce variability between tests and improves the reliability of results. ASTM D7473/D7473M is useful when organizations need a repeatable approach for evaluating how plastic materials behave over time in an aquatic test setup, especially when tracking changes in specimen weight is important.

Common use cases of ASTM D7473/D7473M

This standard is commonly used in laboratory testing and product evaluation workflows involving non-floating plastic materials exposed to open system aquarium incubation conditions. It may be applied when comparing candidate materials, checking batch consistency, or documenting performance in controlled water-based environments. ASTM D7473/D7473M is also relevant for technical teams that need a defined method for measuring attrition behavior as part of material research, development, or quality control programs.

Why ASTM D7473/D7473M matters

ASTM D7473/D7473M matters because it gives buyers, test labs, and manufacturers a consistent basis for evaluating weight attrition in non-floating plastics. That consistency supports better compliance documentation, more reliable procurement decisions, and clearer product comparisons. When testing is standardized, it becomes easier to reduce ambiguity, improve quality control, and assess whether materials meet internal or external expectations for performance in aquarium incubation conditions.

• Weight attrition measurement
• Non-floating plastic materials
• Open system aquarium incubation
• Controlled test method
• Repeatable material evaluation