ASTM D6569-2005 pH1在线测量用标准试验方法
时间:2024-05-10 13:39:16 来源: 标准资料网 作者：标准资料网 阅读：8718
【英文标准名称】:StandardTestMethodforOn-LineMeasurementofpH1
【原文标准名称】:pH1在线测量用标准试验方法
【标准号】:ASTMD6569-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:D19.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:直线;测量;在线;PH;pH值测定;试验方法;测试
【英文主题词】:hydrogenion;on-line;pH;processmeasurement
【摘要】:pHisameasureofthehydrogenionactivityinwater.Itisamajorparameteraffectingthecorrosivityandscalingpropertiesofwater,biologicallifeinwaterandmanyapplicationsofchemicalprocesscontrol.Itisthereforeimportantinwaterpurification,useandwastetreatmentbeforereleasetotheenvironment.On-linepHmeasurementispreferredoverlaboratorymeasurementtoobtainrealtime,continuousvaluesforautomaticcontrolandmonitoringpurposes.1.1ThistestmethodcoversthecontinuousdeterminationofpHofwaterbyelectrometricmeasurementusingtheglass,theantimonyortheion-selectivefield-effecttransistor(ISFET)electrodeasthesensor.1.2Thistestmethoddoesnotcovermeasurementofsampleswithlessthan100S/cmconductivity.RefertoTestMethodD5128.1.3ThistestmethoddoesnotcoverlaboratoryorgrabsamplemeasurementofpH.RefertoTestMethodD1293.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G04
【国际标准分类号】:71_040_50(PHYSICOCHEMICALMETHODSOFANALYSIS)
【页数】:7P.;A4
【正文语种】:
【英文标准名称】:StandardTestMethodforThermoelectricPowerofElectrical-ResistanceAlloys
【原文标准名称】:电阻合金的热电功率用标准试验方法
【标准号】:ASTMB77-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:B02.10
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:合金;电气工程;电阻;金属;性能;测试;热电
【英文主题词】:copper;electricalresistantalloys;potentiometer;thermoelectricpower
【摘要】:Thepurposeofthismethodistodeterminethesuitabilityofdifferentmetalsforuseinresistanceapparatusinwhichalowthermoelectricpowerisdesired.Asmostelectriccircuitsarelargelycomposedofcopper,thethermoelectricpowerofaresistancemetalwillgenerallybemeasuredagainstcopper.1.1Thistestmethodcoversthedeterminationofthethermoelectricpowerofametaloralloywithrespecttocopperwhenthetemperaturesofthejunctionsliebetween0and100C.1.2Thevaluesstatedininch-poundunitsarethepreferredunit.Thevaluesinparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.ItistheresponsibilityoftheuserofthisstandardtobecomefamiliarwithallhazardsincludingthoseidentifiedintheappropriateMaterialSafetyDataSheet(MSDS)forthisproduct/materialasprovidedbythemanufacturer,toestablishappropriatesafetyandhealthpractices,anddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:K10
【国际标准分类号】:77_120_01
【页数】:2P.;A4
【正文语种】:
【英文标准名称】:Protectiveclothing-Protectionagainstliquidchemicals-Testmethod:Determinationofresistancetopenetrationbyspray(Spray-Test);GermanversionEN468:1994
【原文标准名称】:防护服.防液体化学品腐蚀.试验方法:抗喷雾穿透能力(喷雾试验)
【标准号】:EN468-1994
【标准状态】:现行
【国别】:
【发布日期】:1994-09
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:防护服装;液体;测定;试样制备;飞溅;有害作业;直接喷射;试验;损伤;防护设备;防护服;耐化学腐蚀材料;仪器;定义;穿透;人员保护设备;药液;喷射;化工防护套服;穿透性;液态材料
【英文主题词】:
【摘要】:防护服.防液体化学品腐蚀.试验方法:抗喷雾穿透能力(喷雾试验)
【中国标准分类号】:C73
【国际标准分类号】:13_340_10
【页数】:8P;A4
【正文语种】:英语