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ASTM C40/C40M-16

Historical Revision

Standard Test Method for Organic Impurities in Fine Aggregates for Concrete

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4.1 This test method is used in making a preliminary determination of the acceptability of fine aggregates with respect to the requirements of Specification C33 that relate to organic impurities.

4.2 The principal value of this test method is to furnish a warning that injurious amounts of organic impurities may be present. When a sample subjected to this test produces a color darker than the standard color it is advisable to perform the test for the effect of organic impurities on the strength of mortar in accordance with Test Method C87.

SDO ASTM: ASTM International
Document Number C40
Publication Date Dec. 1, 2016
Language en - English
Page Count 2
Revision Level 16
Supercedes
Committee C09.20
Publish Date Document Id Type View
Jan. 15, 2020 C0040_C0040M-20 Revision
Jan. 1, 2019 C0040_C0040M-19 Revision
Dec. 1, 2016 C0040_C0040M-16 Revision
April 1, 2011 C0040_C0040M-11 Revision