ASTM D421-85(2002)
Standard Practice for Dry Preparation of Soil Samples for Particle-Size Analysis and Determination of Soil Constants

Standard No.

ASTM D421-85(2002)

Release Date

1985

Published By

American Society for Testing and Materials (ASTM)

Status

Be replaced

Replace By

ASTM D421-85(2007)

Latest

ASTM D421-85(2007)

Scope

1.1 This practice covers the dry preparation of soil samples as received from the field for particle-size analysis and the determination of the soil constants.

1.2 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.

ASTM D421-85(2002) history

• 1985 ASTM D421-85(2007) Standard Practice for Dry Preparation of Soil Samples for Particle-Size Analysis and Determination of Soil Constants
• 1985 ASTM D421-85(2002) Standard Practice for Dry Preparation of Soil Samples for Particle-Size Analysis and Determination of Soil Constants
• 1998 ASTM D421-85(1998) Standard Practice for Dry Preparation of Soil Samples for Particle-Size Analysis and Determination of Soil Constants