ASTM D6721 - 01(2006)

    Standard Test Method for Determination of Chlorine in Coal by Oxidative Hydrolysis Microcoulometry

    Active Standard ASTM D6721 | Developed by Subcommittee: D05.29

    Book of Standards Volume: 05.06


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    ASTM D6721

    Significance and Use

    This test method permits measurements of the chlorine content of coals.

    1. Scope

    1.1 This test method covers the determination of total chlorine in coal.


    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

    D2013 Practice for Preparing Coal Samples for Analysis

    D3173 Test Method for Moisture in the Analysis Sample of Coal and Coke

    D3180 Practice for Calculating Coal and Coke Analyses from As-Determined to Different Bases

    D4621 Guide for Quality Management in an Organization That Samples or Tests Coal and Coke

    D5142 Test Methods for Proximate Analysis of the Analysis Sample of Coal and Coke by Instrumental Procedures

    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

    Other Standards

    ISO5725-6:1994 Accuracy of measurement methods and results-Part 6: Use in practice of accuracy values Available from International Organization for Standardization 1 Rue de Varemb, Case Postale 56, CH-1211, Geneva 20, Switzerland


    ICS Code

    ICS Number Code 73.040 (Coals)

    UNSPSC Code

    UNSPSC Code 15101601(Coal)


    DOI: 10.1520/D6721-01R06

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    ASTM D6721

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