ASTM C40-99 - 10.8.1999
 
1. Scope

1.1 This test method covers procedures for an approximate determination of the presence of injurious organic impurities in fine aggregates that are to be used in hydraulic cement mortar or concrete.

1.2 Inch-pound units are to be regarded as standard.

1.3 This standard does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

 
2. Referenced Documents

C33-07

Standard Specification for Concrete Aggregates

C87-05

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

C125-26

Standard Terminology Relating to Concrete and Concrete Aggregates

C702-98

Standard Practice for Reducing Samples of Aggregate to Testing Size

D75-03

Standard Practice for Sampling Aggregates

D1544-04(2023)

Standard Test Method for Color of Transparent Liquids (Gardner Color Scale)