ASTM D4789 - 20e1

    Standard Test Method for Solution Color of Bisphenol A (4,4-Isopropylidenediphenol)

    Active Standard ASTM D4789 | Developed by Subcommittee: D16.02

    Book of Standards Volume: 06.04


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    Significance and Use

    4.1 Color is caused by impurities in the bisphenol A. The acceptable amount of color depends on the end-use of the bisphenol A.

    4.2 This test method can be used for internal quality control. This method provides the information required to set specifications.

    1. Scope

    1.1 This test method covers the procedure for determination of the Platinum-Cobalt Color of bisphenol A (4,4-Isopropylidenediphenol) dissolved in methanol.

    1.2 This test method has been found applicable for the determination of solution color of bisphenol A to 20 Pt–Co color units.

    1.3 The following applies for the purposes of determining the conformance of the test results using this test method to applicable specifications, results shall be rounded off in accordance with the rounding-off method of Practice E29.

    1.4 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

    1.5 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. For specific hazard statements, see Section 8.

    1.6 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

    D1193 Specification for Reagent Water

    D4297 Practice for Sampling and Handling Bisphenol A(4,4 -Isopropylidinediphenol)

    D6809 Guide for Quality Control and Quality Assurance Procedures for Aromatic Hydrocarbons and Related Materials

    E29 Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications

    E691 Practice for Conducting an Interlaboratory Study to Determine the Precision of a Test Method


    ICS Code

    ICS Number Code 71.080.90 (Phenols)

    UNSPSC Code

    UNSPSC Code 12191503(Phenols or its substitutes or derivatives)


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

    DOI: 10.1520/D4789-20E01

    Citation Format

    ASTM D4789-20e1, Standard Test Method for Solution Color of Bisphenol A (4,4-Isopropylidenediphenol), ASTM International, West Conshohocken, PA, 2020, www.astm.org

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