Standard Test Methods for Sulfur in the Analysis （硫的标准测试方法的分析）.pdfVIP

Designation: D 4239 – 04 Standard Test Methods for Sulfur in the Analysis Sample of Coal and Coke Using High- Temperature Tube Furnace Combustion Methods1 This standard is issued under the fixed designation D 4239; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A superscript epsilon () indicates an editorial change since the last revision or reapproval. Note—Table 2 was reinstated and Table 3 was editorially revised. Editorial changes were made throughout and the year date was changed on May 17, 2004. 1. Scope D 346 Practice for Collection and Preparation of Coke 1.1 These test methods cover two alternative procedures Samples for Laboratory Analysis using high-temperature tube furnace combustion methods for D 1193 Specification for Reagent Water the rapid determination of sulfur in samples of coal and coke. D 2013 Method of Preparing Coal Samples for Analysis2 1.2 These test methods appear in the following order: D 2361 Test Method for Chlorine in Coal Sections D 3173 Test Method for Moisture in the Analysis Sample of Coal and Coke Method A—High-Temperature Combustion D 3176 Practice for Ultimate Analysis of Coal and Coke Method with Acid Base Titration Detec- tion Procedures 6-9