ASTMD4294-2003

Designation:D 4294-03An American Nafional StandardNTERNATIONALStandard Test Method forSulfur in Petroleum and Petroleum Products by Energy-Dispersive X-ray Fluorescence Spectrometry1This standard is issued under the fixed designation D294,the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon (e)indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the Department of Defense.1.Scope*from previously prepared calibration standards that bracket the1.1 This test method covers the measurement of sulfur insample concentration range of interest to obtain the sulfurhydrocarbons,such as diesel,naphtha,kerosine,residuals,concentration in mass %lubricating base oils,hydraulic oils,jet fuels,crude oils.4.Significance and Usegasoline(all unleaded),and other distillates.In addition,sulfurin other products,such as M-85 and M-100,may be analyzed4.1 This test method provides rapid and precise measure-using this technique.The applicable concentration range isment of total sulfur in petroleum products with a minimum of0.0150 to 5.00 mass sulfur.sample preparation.A typical analysis time is 2 to 4 min per1.2 The values stated in SI units are to be regarded as thesample.standard.The preferred concentration units are mass sulfur.4.2 The quality of many petroleum products is related to the1.3 This standard does not purport to address all of theamount of sulfur present.Knowledge of sulfur concentration issafety concerns,if any,associated with its use.It is thenecessary for processing purposes.There are also regulationsresponsibility of the user of this standard to establish appro-promulgated in federal,state,and local agencies that restrictpriate safety and health practices and determine the applica-the amount of sulfur present in some fuels.bility of regulatory limitations prior to use.For specific4.3 This test method provides a means of compliance withwarning statements,see Section 7.specifi cations or limits set by regulations for sulfur content ofpetroleum products.2.Referenced Documents4.4 If this test method is applied to petroleum matrices with2.1 ASTM Standards:2signifi cantly different composition than the white oil calibra-D 3120 Test Method for Trace Quantities of Sulfur in Lighttion materials specified in this test method,the cautions andLiquid Petroleum Hydrocarbons by Oxidative Microcou-recommendations in Section 5 should be observed whenlometryinterpreting the results.D 4057 Practice for Manual Sampling of Petroleum and4.5 Compared to other test methods for sulfur determina-Petroleum Productstion,Test Method D 4294 has high throughput,minimal sampleD 4177 Practice for Automatic Sampling of Petroleum andpreparation,good precision,and is capable of determiningPetroleum Productssulfur over a wide range of concentrations.The e