EXPLANATION
This test method indicates the stability of the emulsions during storage and normal use.
TEST SUMMARY
A 100-mL sample in a graduated 100-mL cylinder is placed in a thermostatically controlled oven at 85° C for 48 or 96 h. The sample is then examined for the amount of free oil and free water separated. Additionally, water contents of the sample at specified levels in the upper and lower layers of the sample are also obtained.
TEST PRECISION
This test method has no bias.