ASTM D4462 - 02(2019)

    Standard Specification for Zinc Hydroxy Phosphite Pigment

    Active Standard ASTM D4462 | Developed by Subcommittee: D01.31

    Book of Standards Volume: 06.03

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    This specification covers a zinc hydroxy phosphite pigment having the general formula ZnHPO3· [ZnO·2Zn(OH)2]. The pigment shall consist of zinc hydroxy phosphite and shall conform to the requirements specified. Tests shall be conducted in accordance with the following test methods: chemical analysis; moisture loss; oil absorption; and sieve residue.

    This abstract is a brief summary of the referenced standard. It is informational only and not an official part of the standard; the full text of the standard itself must be referred to for its use and application. ASTM does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up to date.

    1. Scope

    1.1 This specification covers a zinc hydroxy phosphite pigment having the general formula ZnHPO3·[ZnO·2Zn(OH)2].

    1.2 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

    D185 Test Methods for Coarse Particles in Pigments

    D280 Test Methods for Hygroscopic Moisture (and Other Matter Volatile Under the Test Conditions) in Pigments

    D281 Test Method for Oil Absorption of Pigments by Spatula Rub-out

    D4450 Test Method for Analysis of Zinc Hydroxy Phosphite Pigment

    ICS Code

    ICS Number Code 87.060.10 (Pigments and extenders)

    UNSPSC Code

    UNSPSC Code 31211503(Pigment paints)

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

    DOI: 10.1520/D4462-02R19

    Citation Format

    ASTM D4462-02(2019), Standard Specification for Zinc Hydroxy Phosphite Pigment, ASTM International, West Conshohocken, PA, 2019,

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