EN ISO 11721-1 : 2001

Foreword
Introduction
1 Scope
2 Normative references
3 Safety precautions
4 Principle
5 Apparatus and reagents
6 Test specimens
6.1 Preparation
6.2 Number of specimens
7 Leaching procedure
8 Assessment of the level of microbial
     activity of the soil
9 Procedure
10 Calculation and expression of
     results
11 Test report
Annex A (normative) Determination of water
        holding capacity and water content
        of the test soil
      A.1 Determination of the water content
      A.2 Correction of the water content
          from a lower to a higher value
      A.3 Determination of water holding
          capacity
Annex ZA (normative) Normative references to
         international publications with
         their relevant European publications