Active Standard ASTM D6721 | Developed by Subcommittee: D05.29
Book of Standards Volume: 05.06
Historical (view previous versions of standard)
Significance and Use
This test method permits measurements of the chlorine content of coals.
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.
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 StandardsISO5725-6:1994 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 Number Code 73.040 (Coals)