ASTM D29-98

    Standard Test Methods for Sampling and Testing Lac Resins (Withdrawn 2005)

    Withdrawn Standard: ASTM D29-98 | Developed by Subcommittee: D01.33

    WITHDRAWN, NO REPLACEMENT


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    Withdrawn Rationale:

    These test methods cover procedures for sampling and testing orange shellac, button lac, garnet lac, and bleached lac.

    Formerly under the jurisdiction of Committee D01 on Paint and Related Coatings, Materials, and Applications, this test method was withdrawn in May 2005. This standard is being withdrawn without replacement because of its limited use by industry.

    1. Scope

    1.1 These test methods cover procedures for sampling and testing orange shellac, button lac, garnet lac, and bleached lac.

    1.2 The sampling procedures and test methods appear in the following order:

    Sections Sampling: Orange Shellac, Button Lac, and Garnet Lac 3 Bleached Lac 4 Identification of Samples 5 General Requirements for Test Methods: Reagents 6 Source and Preparation of Portions of Sample for Tests 7 Insoluble Matter 8 to 9.5 Iodine Value 10 to 10.3 Purity 11 to 13.2 Volatile Matter (Moisture) 14 to 15.2 Wax 16 to 16.4 Matter Soluble in Water 17 to 17.2 Ash 18 to 18.2 Color 19 to 19.4.3 Color of Orange Shellac 20 to 20.4.4 Acid Value 21 to 21.4 Orpiment 22 to 22.4 Saponification Value 23 to 23.4

    1.3 This standard does not purport to address all of the safety problems, 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.> Specific hazard statements are given in Note 1.



    Referencing This Standard

    DOI: 10.1520/D0029-98

    ASTM International is a member of CrossRef.

    Citation Format

    ASTM D29-98, Standard Test Methods for Sampling and Testing Lac Resins (Withdrawn 2005), ASTM International, West Conshohocken, PA, 1998, www.astm.org

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