ASTM D6470-1999(2010) 原油中盐的标准试验方法(电位滴定位)

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【英文标准名称】:StandardTestMethodforSaltinCrudeOils(PotentiometricMethod)
【原文标准名称】:原油中盐的标准试验方法(电位滴定位)
【标准号】:ASTMD6470-1999(2010)
【标准状态】:现行
【国别】:美国
【发布日期】:1999
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D02.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:crudeoil;extraction;potentiometric;salt;Crudepetroleumproducts;Fueloils;Gasturbinefueloils;Homogenizationefficiencyofunknownmixers;Marinefuels;Petroleumoils;Potentiometricmethod;Salts;Seawatercontamination
【摘要】:Aknowledgeofwaterextractableinorganichalidesinoilisimportantwhendecidingwhetherornottheoilsneeddesalting.Excessivehalide,especiallyincrudeoil,frequentlyresultsinhighercorrosionratesinrefiningunits.1.1Thistestmethodcoversthedeterminationofsaltincrudeoils.Forthepurposeofthistestmethod,saltisexpressedas%(m/m)NaCl(sodiumchloride)andcoverstherangefrom0.0005to0.15%(m/m).1.2Thelimitofdetectionis0.0002%(m/m)forsalt(asNaCl).1.3Thetestmethodisapplicabletonearlyalloftheheavierpetroleumproducts,suchascrudeoils,residues,andfueloils.Itmayalsobeappliedtousedturbineoilandmarinedieselfueltoestimateseawatercontamination.Waterextractablesalts,originatingfromadditivespresentinoils,arecodetermined.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E21
【国际标准分类号】:75_180_30
【页数】:6P.;A4
【正文语种】:英语