National foreword<br>National Annex NA (informative) - Bibliography<br>Foreword<br>Introduction<br>1 Scope<br>2 Normative references<br>3 Terms and definitions<br>4 Principle<br>5 Reagents and material<br>6 Apparatus<br>7 Test environment<br>8 Procedure<br>9 Calculation and expression of results<br>10 Validity of the test<br>11 Statistical analysis<br>12 Test report<br>Annex A (informative) - Conditions for culture of <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Enchytraeus sp.<br>Annex B (informative) - Test procedure using other <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Enchytraeus species<br>Annex C (informative) - Determination of maximum <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;water-holding capacity<br>Annex D (informative) - Detailed description of extraction <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;techniques<br>Annex E (informative) - Overview of the statistical <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;assessment of data (NOEC determination)<br>Bibliography