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    ASTM D1770-94(2012)e1

    Standard Test Method for Neps, Vegetable Matter, and Colored Fiber in Wool Top (Withdrawn 2021)

    Withdrawn Standard: ASTM D1770-94(2012)e1 | Developed by Subcommittee: D13.13


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    Withdrawn Rationale:

    This test method covers the determination of the number of neps and pieces of vegetable matter by size classes, and the number of colored fibers, in 15 g samples of wool top.

    Formerly under the jurisdiction of Committee D13 on Textiles, this test method was withdrawn in January 2021 in accordance with section 10.6.3 of the Regulations Governing ASTM Technical Committees, which requires that standards shall be updated by the end of the eighth year since the last approval date.

    1. Scope

    1.1 This test method covers the determination of the number of neps and pieces of vegetable matter by size classes, and the number of colored fibers, in 15 g samples of wool top.

    1.2 This test method is applicable to wool top in any form.

    Note 1—For the determination of number of neps per specified mass of cotton samples, refer to Test Method D1446.

    1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.



    2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.

    ASTM Standards

    D123 Terminology Relating to Textiles

    D1446 Method of Test for Number of Neps in Cotton Samples

    D1776 Practice for Conditioning and Testing Textiles

    D4845 Terminology Relating to Wool


    Referencing This Standard
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    DOI: 10.1520/D1770-94R12E01

    Citation Format

    ASTM D1770-94(2012)e1, Standard Test Method for Neps, Vegetable Matter, and Colored Fiber in Wool Top (Withdrawn 2021), ASTM International, West Conshohocken, PA, 2012, www.astm.org

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