Skip to content
Please enter a keyword to search
  • Preview

    I.S. EN ISO 7027-2:2019

    Current The latest, up-to-date edition.

    Water quality - Determination of turbidity - Part 2: Semiquantitative methods for the assessment of transparency of waters (ISO 7027-2:2019)

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  12-03-2019

    Publisher:  National Standards Authority of Ireland

    For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
    Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

    Dates of withdrawal of national standards are available from NSAI.

    Add To Cart

    Abstract - (Show below) - (Hide below)

    This document specifies the following semi-quantitative methods for the assessment of transparency of waters: a) measurement of visual range using the transparency testing tube (applicable to transparent and slightly cloudy water), see Clause 4; b) measurement of visual range in the upper water layers using the transparency testing disc (especially applicable to surface, bathing water, waste water and often used in marine monitoring), see 5.1; c) measurement of visibility by divers in a destined depth, see 5.2.

    General Product Information - (Show below) - (Hide below)

    Committee TC 147
    Document Type Standard
    Product Note The date of any NSAI previous adoption may not match the date of its original CEN/CENELEC document.<br> THIS STANDARD ALSO REFERES TO: CIE S 017/E<br>
    Publisher National Standards Authority of Ireland
    Status Current
    Supersedes
    View more information

    • Access your standards online with a subscription

      Features

      • Simple online access to standards, technical information and regulations
      • Critical updates of standards and customisable alerts and notifications
      • Multi - user online standards collection: secure, flexibile and cost effective