ASTM D1331-20 Standard Test Method for Surface and Interfacial Tension of Solutions of Surface-Active Agents: Specific Use and Industry Relevance

by QUALTECH PRODUCTS INDUSTRY Science & Research / Wednesday, 14 January 2026 / Published in ASTM Test Standards, Science and Research

Surface tension measurements play a crucial role in evaluating how well cleaning agents, detergents, and other surface-active materials perform in real-world applications. ASTM D1331-20 provides a standardized method for measuring both surface tension and interfacial tension of solutions containing surfactants, giving manufacturers and researchers reliable data to assess product quality and effectiveness. This test method…

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