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    ASTM D4579 - 00(2017)

    Standard Practice for Handling an Acid Degreaser or Still

    Active Standard ASTM D4579 | Developed by Subcommittee: D26.02

    Book of Standards Volume: 15.05

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    Significance and Use

    4.1 This practice describes the symptoms and causes of an acid degreaser as well as methods for correcting the problem.

    4.2 This practice is intended as a reference for use by persons responsible for the operation or maintenance of vapor degreasers or stills.4

    4.3 This practice is not intended to cover every possible situation.

    1. Scope

    1.1 This practice covers the procedures required for recognizing and handling an acid vapor degreaser or still.

    1.2 If the degreaser(s) is equipped with a still, follow the procedure in this practice for all of the equipment.

    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, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

    1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

    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

    D2110 Test Method for pH of Water Extractions of Halogenated Organic Solvents and Their Admixtures

    D2942 Test Method for Total Acid Acceptance of Halogenated Organic Solvents (Nonreflux Methods)

    D3698 Practice for Solvent Vapor Degreasing Operations

    D4276 Practice for Confined Area Entry

    Federal Regulations

    29 CFR 1910.146, Permit-Required Confined Spaces

    ICS Code

    ICS Number Code 25.220.10 (Surface preparation)

    UNSPSC Code

    UNSPSC Code

    Referencing This Standard
    Link Here
    Link to Active (This link will always route to the current Active version of the standard.)

    DOI: 10.1520/D4579-00R17

    Citation Format

    ASTM D4579-00(2017), Standard Practice for Handling an Acid Degreaser or Still, ASTM International, West Conshohocken, PA, 2017, www.astm.org

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