【英文标准名称】:Starchandderivedproducts.Heavymetalscontent.Determinationofmercurycontentbyatomicabsorptionspectrometry
【原文标准名称】:淀粉和淀粉制品.重金属含量.原子吸收光谱法测定汞含量
【标准号】:BSENISO11212-2-1997
【标准状态】:现行
【国别】:英国
【发布日期】:1997-05-15
【实施或试行日期】:1997-05-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:农产品;原子吸收光谱测定法;原子吸收分光光度测定法;校准;化学分析和测试;定义(术语);衍生物;测定;含量测定;食品;重;重金属含量;重金属;实验室测试;汞;金属;精密度;再现性;淀粉制品;淀粉;试验设备
【英文主题词】:Agriculturalproducts;Atomicabsorptionspectrometry;Atomicabsorptionspectrophotometry;Calibration;Chemicalanalysisandtesting;Definitions;Derivatives;Determination;Determinationofcontent;Foodproducts;Heavy;Heavymetalcontent;Heavymetals;Laboratorytesting;Mercury;Metals;Precision;Reproducibility;Starchproducts;Starches;Testequipment
【摘要】:ThispartofISO11212specifiesamethodforthedeterminationofthemercurycontentofstarch,includingderivativesandby-products,byatomicabsorptionspectrometrywithcold-vapourgeneration.Thecold-vapourgeneratorscurrentlyavailableuseverydifferenttechniques;itisthusimpossibletoproposeacomprehensivemethodlikelytoensuretheattainmentofsatisfactoryresultsonalltypesofapparatus.Eachanalystshouldthereforeoptimizetheconditionsofuseofhis/herownapparatusonthebasisofgeneralorparticularinstructions.
【中国标准分类号】:X11
【国际标准分类号】:67_180_20
【页数】:14P.;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodforOxidationStabilityofSteamTurbineOilsbyRotatingPressureVessel
【原文标准名称】:用旋转压力容器测定汽轮机油氧化稳定性的试验方法
【标准号】:ASTMD2272-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:D02.09.0C
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:dryblockbath;inductionperiod;liquidbath;oxidationstability;rotatingpressurevessel;steamturbineoils;RBOT(rotatingbomboxidationtest);Bombmethods;Gasturbinefueloils;Oxidativestability;Oxygenbombmethod--oxidationstability
【摘要】:Theestimateofoxidationstabilityisusefulincontrollingthecontinuityofthispropertyforbatchacceptanceofproductionlotshavingthesameoperation.ItisnotintendedthatthistestmethodbeasubstituteforTestMethodD943orbeusedtocomparetheservicelivesofnewoilsofdifferentcompositions.Thistestmethodisalsousedtoassesstheremainingoxidationtestlifeofin-serviceoils.1.1Thistestmethodutilizesanoxygen-pressuredvesseltoevaluatetheoxidationstabilityofnewandin-serviceturbineoilshavingthesamecomposition(basestockandadditives)inthepresenceofwaterandacoppercatalystcoilat150x00B0;C.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.2.1Exception8212;Otherunitsareprovidedinparentheses(psi,grams,andinches),becausetheyareeithertheindustryacceptedstandardortheapparatusisbuiltaccordingthefiguresinthisstandard,orboth.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecificwarningstatements,see6.2,6.4,6.5,6.6,and6.10.
【中国标准分类号】:E34
【国际标准分类号】:75_100
【页数】:19P.;A4
【正文语种】:英语