ASTM C144-76

C270-25b

Standard Specification for Mortar for Unit Masonry (Includes all amendments and changes 1/16/2026).

C40-04

Standard Test Method for Organic Impurities in Fine Aggregates for Concrete

C117-23

Standard Test Method for Materials Finer than 75-?m (No. 200) Sieve in Mineral Aggregates by Washing

C88-13

Standard Test Method for Soundness of Aggregates by Use of Sodium Sulfate or Magnesium Sulfate

C87-05

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

C123-04

Standard Test Method for Lightweight Particles in Aggregate

C136-06

Standard Test Method for Sieve Analysis of Fine and Coarse Aggregates

C128-25

Standard Test Method for Relative Density (Specific Gravity) and Absorption of Fine Aggregate

D75-03

Standard Practice for Sampling Aggregates

C404-24

Standard Specification for Aggregates for Masonry Grout

C142-97

Standard Test Method for Clay Lumps and Friable Particles in Aggregates