ASTM D4972-18 Digital PDF

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Standard Test Methods for pH of Soils
standard by ASTM International, 07/01/2018

Document Format: PDF

Description

1.1 These test methods cover the measurement of the pH of soils that will pass the 2.00 mm (No. 10) sieve. Such measurements are used in the agricultural, environmental, geotechnical, and natural resources fields. This measurement determines the degree of acidity or alkalinity in soil materials suspended in water and a 0.01 M calcium chloride solution. Measurements in both liquids are necessary to fully define the soil’s pH. This variable is useful in determining the solubility of soil minerals and the mobility of ions in the soil and assessing the viability of the soil-plant environment. A more detailed discussion of the usefulness of this parameter is given in Refs (1-6)2.

Product Details

Published:
07/01/2018
Number of Pages:
6
File Size:
1 file , 93 KB
Redline File Size:
2 files , 190 KB
Note:
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