1. https://data.geoscience.earth/ncl
  2. ISO11074v2025
  3. _3.141
stable

Entry: effect concentration for x % effect

URI: https://data.geoscience.earth/ncl/ISO11074v2025/3.141

concentration (3.86) (mass fraction) of a test material (3.524) or test substance (3.530) that causes x % of an effect on a given end point within a given exposure (3.159) (3.160) period, when compared with a control

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is a Concept
submitted byCorentin Follenfant
accepted on 11 Apr 2025 14:04:02.468

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date accepted 11 Apr 2025 14:04:02.468
date submitted 11 Apr 2025 13:59:37.296
definition
entity effect concentration for x % effect
source graph graph

item class Concept
label
en effect concentration for x % effect
fr concentration efficace à x %
notation 3.141
register ISO11074v2025
status status stable
submitter
account name c.follenfant@brgm.fr
name Corentin Follenfant

type register item
version info 3
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Definition

alt label
en ECx
fr CEx
definition
en <span class="sts-tbx-entailedTerm"><a href="https://data.geoscience.earth/ncl/ISO11074v2025/3.86">concentration <span class="sts-tbx-entailedTerm-num">(3.86)</span></a></span> (mass fraction) of a <span class="sts-tbx-entailedTerm"><a href="https://data.geoscience.earth/ncl/ISO11074v2025/3.524">test material <span class="sts-tbx-entailedTerm-num">(3.524)</span></a></span> or <span class="sts-tbx-entailedTerm"><a href="https://data.geoscience.earth/ncl/ISO11074v2025/3.530">test substance <span class="sts-tbx-entailedTerm-num">(3.530)</span></a></span> that causes <i>x</i>&nbsp;% of an effect on a given end point within a given <span class="sts-tbx-entailedTerm"><a href="https://data.geoscience.earth/ncl/ISO11074v2025/3.159">exposure <span class="sts-tbx-entailedTerm-num">(3.159)</span></a></span> (<a class="sts-xref" href="#iso:std:iso:11074:ed-3:v1:en:sec:3.160">3.160</a>) period, when compared with a control
fr <span class="sts-tbx-entailedTerm"><a href="https://data.geoscience.earth/ncl/ISO11074v2025/3.86">concentration&nbsp; <span class="sts-tbx-entailedTerm-num">(3.86)</span></a></span> (fraction massique) d'un <span class="sts-tbx-entailedTerm"><a href="https://data.geoscience.earth/ncl/ISO11074v2025/3.524">matériau d'essai&nbsp; <span class="sts-tbx-entailedTerm-num">(3.524)</span></a></span> ou d'une <span class="sts-tbx-entailedTerm"><a href="https://data.geoscience.earth/ncl/ISO11074v2025/3.530">substance d'essai&nbsp; <span class="sts-tbx-entailedTerm-num">(3.530)</span></a></span> qui, par rapport à un témoin, engendre un effet de x&nbsp;% sur un critère d'effet donné pendant une période d'<span class="sts-tbx-entailedTerm"><a href="https://data.geoscience.earth/ncl/ISO11074v2025/3.159">exposition <span class="sts-tbx-entailedTerm-num">(3.159)</span></a></span>&nbsp;(<a class="sts-xref" href="#iso:std:iso:11074:ed-3:v1:fr:sec:3.160">3.160</a>) définie
notation 3.141
note
en Note 1 to entry: The ECx is expressed as a percentage of soil or test material per dry mass of soil mixture. When chemicals are tested, the ECx is expressed as mass of the test substance per dry mass of soil, in milligrams per kilogram.
fr Note 1 à l’article: La CEx est exprimée en pourcentage du sol ou du matériau soumis à essai par masse sèche de mélange de sols. Lorsque des substances chimiques sont soumises à essai, la CEx est exprimée en masse de la substance d'essai par masse sèche de sol, en milligrammes par kilogramme.
pref label
en effect concentration for x % effect
fr concentration efficace à x %
same as iso:std:iso:11074:ed 3:v1:en:term:3.141
type Concept

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