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ASTM C87 – Standard Test Method for Effect of Organic Impurities in Fine Aggregate on Strength of Mortar


This test method covers the determination of the effect on mortar strength of the organic impurities in fine aggregate, whose presence is indicated using Test Method C40/C40M. Comparison is made between compressive strengths of mortar made with washed and unwashed fine aggregate.


aggregate; fine aggregate; organic impurities; mortar strength

ASTM C87 Accredited Laboratory

Applied Testing & Geosciences, LLC is accredited for performing tests using the ASTM C87 standard.

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