The Exchange Test Method

LABORATORY TEST METHOD NO. H-9: FOAMING

Issue Date: 30 Apr 1993

Revision Date:09/30/2011

  1. PURPOSE:

    To determine the amount of foam produced by various liquids.
  2. PRINCIPLE:

    Predetermined amount of test liquid is, mixed with water in a cylinder and by gravitational impact of solution, foam 1S produced and measured.
  3. REFERENCES:

    ASTM D 1173-07 – Standard Test Method for Foaming Properties of Surface Active Agents
    ASTM D 2281-10 – Standard Test Method for Evaluation of Wetting Agents by Skein Test.
  4. APPARATUS AND MATERIALS:

  5. PROCEDURE:

  6. EVALUATION:

    Calculate the average of the foam height for each sample tested.
  7. REPORT

    Report the average foam height in ml.