ASTM WK39147

    Work Item: ASTM WK39147 - Revision of D7520 - 09 Standard Test Method for Determining the Opacity of a Plume in the Outdoor Ambient Atmosphere

    (What is a Work Item?)

    Active Standard: D7520 - 13

    Developed by Subcommittee: D22.03 | Committee D22 | Contact Staff Manager

    1. Rationale

    Removal of 7 stack limit.


    digital camera; digital image; digital still camera; opacity;
    Citing ASTM Standards
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    Work Item Status

    Date Initiated:

    Technical Contact:
    Shawn Dolan

    Draft Under Development