ASTM_D_95_-_13e1.pdf

Designation:D95131Manual of Petroleum Measurement Standards(MPMS),Chapter 10.5Standard Test Method forWater in Petroleum Products and Bituminous Materials byDistillation1This standard is issued under the fixed designation D95;the number immediately following the designation indicates the year of originaladoption or,in the case of revision,the year of last revision.Anumber in parentheses indicates the year of last reapproval.Asuperscriptepsilon()indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the U.S.Department of Defense.1NOTEIP information was removed editorially in September 2013.1.Scope*1.1 This test method covers the determination of water inthe range from 0 to 25%volume in petroleum products,tars,and other bituminous materials by the distillation method.NOTE1Volatile water-soluble material,if present,may be measuredas water.1.2 The specific products considered during the develop-ment of this test method are listed in Table 1.For bituminousemulsions refer to Test Method D244.For crude oils,refer toTest Method D4006(API MPMS Chapter 10.2).NOTE2With some types of oil,satisfactory results may be obtainedfrom Test Method D1796(API MPMS Chapter 10.6).1.3 The values stated in SI units are to be regarded as thestandard.The values in parentheses are for information only.1.4 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is theresponsibility of the user of this standard to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.For specific hazardstatements,see Section 6.2.Referenced Documents2.1 ASTM Standards:2D235 Specification for Mineral Spirits(Petroleum Spirits)(Hydrocarbon Dry Cleaning Solvent)D244 Test Methods and Practices for Emulsified AsphaltsD1796 Test Method for Water and Sediment in Fuel Oils bythe Centrifuge Method(Laboratory Procedure)(APIMPMS Chapter 10.6)D4006 Test Method for Water in Crude Oil by Distillation(API MPMS Chapter 10.2)D4057 Practice for Manual Sampling of Petroleum andPetroleum Products(API MPMS Chapter 8.1)D4177 Practice for Automatic Sampling of Petroleum andPetroleum Products(API MPMS Chapter 8.2)D5854 Practice for Mixing and Handling of Liquid Samplesof Petroleum and Petroleum Products(API MPMS Chap-ter 8.3)E123 Specification forApparatus for Determination of Waterby Distillation2.2 API Standards:3MPMS Chapter 8.1 Manual Sampling of Petroleum andPetroleum Products(ASTM Practice D4057)MPMS Chapter 8.2 Automatic Sampling of Petroleum andPetroleum Products(ASTM Practice D4177)MPMS Chapter 8.3 Mixing and Handling of Liquid Samplesof Petroleum and Petroleum Products(ASTM PracticeD5854)MPMS Chapter 10.2 Determination of Water in Crude Oil bythe Distillation Method(ASTM Test Method D4006)MPMS Chapter 10.6 Test Method for Water and Sediment inFuel Oils by the Centrifuge Method(Laboratory Proce-dure)(ASTM Test Method D1796)1This test method is under the jurisdiction of ASTM Committee D02 onPetroleum Products,Liquid Fuels,and Lubricants and the API Committee onPetroleum Measurement,and is the direct responsibility of Subcommittee D02.02/COMQ,the joint ASTM-API Committee on Hydrocarbon Measurement forCustody Transfer(Joint ASTM-API).Current edition approved May 1,2013.Published July 2013.Originally approvedin 1921.Last previous edition approved in 2010 as D95 05(2010).DOI:10.1520/D0095-13E01.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.3Published as Manual of Petroleum Measurement Standards.Available fromAmerican Petroleum Institute(API),1220 L.St.,NW,Washington,DC 20005-4070,http:/www.api.org.*A Summary of Changes section appears at the end of this standardCopyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 3.Terminology3.1 Definitions:3.1.1 bituminous material,nin petroleum technology,ablack or dark-colored very viscous liquid or semi-solid com-posed principally of high molecular weight condensedaromatic,or naphthenic compounds,or both.4.Summary of Test Method4.1 The material to be tested is heated under reflux with awater-immiscible solvent,which co-distills with the water inthe sample.Condensed solvent and water are continuouslyseparated in a trap,the water settling in the graduated sectionof the trap and the solvent returning to the still.5.Significance and Use5.1 Aknowledge of the water content of petroleum productsis important in the refining,purchase,sale,and transfer ofproducts.5.2 The amount of water as determined by this test method(to the nearest 0.05 or 0.1 volume%,depending on the trapsize used)may be used to correct the volume involved in thecustody transfer of petroleum products and bituminous mate-rials.5.3 The allowable amount of wa