【英文标准名称】:StandardTestMethodsforTotalandDissolvedCarbonDioxideinWater
【原文标准名称】:水中二氧化碳溶解量和总量的标准试验方法
【标准号】:ASTMD513-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:D19.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:重酸式碳酸盐;二氧化碳;含量测定;试验;水
【英文主题词】:carbondioxide(CO2);coulometry;gas-sensingelectrode
【摘要】:Carbondioxideisamajorrespirationproductofplantsandanimalsandadecompositionproductoforganicmatterandcertainminerals.Theatmosphereaveragesabout0.04vol%ofCO2.Surfacewatersgenerallycontainlessthan10mg/L,exceptatlocalpointsofabnormalorganicormineraldecomposition;however,undergroundwater,particularlydeepwaters,maycontainseveralhundredmg/L.Whendissolvedinwater,CO2contributessignificantlytocorrosionofwater-handlingsystems.Thisisparticularlytroublesomeinsteamcondensatesystems.LossofCO2fromanaqueoussystemcandisturbthecarbonateequilibriumandresultincalciteencrustationofconfiningsurfaces.Scalingofwaterheatersisagoodexample.Becauseofthedelicatebalancebetweencorrosionandencrustationtendencies,muchcaremustbegiventocontrolofCO2andrelatedspeciesinwatersystems.Recarbonationofmunicipalsuppliesduringfinalstagesofsofteningandamineneutralizationofsteamcondensateareappliedforthesepurposes.1.1Thesetestmethodscoverthemeasurementoftotalordissolvedcarbondioxidepresentascarbondioxide(CO2),carbonicacid,bicarbonateion,andcarbonateioninwater:RangeSectionsTestMethodA(GasSensingElectrode)2to800mg/L8to15TestMethodB(CO2Evolution,CoulometricTitration)5to800mg/L16to24【英文标准名称】:Tanksfortransportofdangerousgoods-Serviceequipmentfortanks-Vapourtransfervalve;EnglishversionofDINEN13082:2009-02
【原文标准名称】:危险品运输用槽罐.槽罐用维护设备.蒸汽输送阀
【标准号】:DINEN13082-2009
【标准状态】:作废
【国别】:德国
【发布日期】:2009-02
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:压实;联结法兰;容器;控制装置;控制;危险物质;定义;密度;尺寸;功能;气体移除装置;储气罐;气体输送;气阀;气体;操纵;装置;液体;维护;生产试验;作标记;材料;安装;性能;石油产品;管道;管系统;压力降;评定;道路槽罐车;槽罐车;安全装置;规范(验收);槽罐设备;水箱;测试;密封性;运输;运输箱;危险物品的运输
【英文主题词】:Compactness;Connectingflanges;Containers;Controldevices;Controls;Dangerousmaterials;Definition;Definitions;Density;Dimensions;Functions;Gasdisplacementdevices;Gasholders;Gastransportation;Gasvalves;Gases;Handlings;Installations;Liquids;Maintenance;Manufacturingtests;Marking;Materials;Mounting;Performance;Petroleumproducts;Pipelines;Pipingsystem;Pressuredrops;Ratings;Roadtankcar;Roadtankers;Safetydevices;Specification(approval);Tankinstallations;Tanktrucks;Tanks(containers);Testing;Tightness;Transport;Transportboxes;Transportofdangerousgoods;Vapourtransfervalves
【摘要】:ThisEuropeanStandardcoversthevapourtransfervalve,usedforthetransferofvapourbetweenthetankcompartmentandthepipeworkconnectingtothevapourcollectionadaptor.ThisEuropeanStandardspecifiestheperformancerequirementsandthecriticaldimensionsofthevapourtransfervalve.ItalsospecifiesthetestsnecessarytoverifythecomplianceoftheequipmentwiththisEuropeanStandard.TheequipmentspecifiedbythisstandardissuitableforusewithliquidpetroleumproductsandotherdangeroussubstancesofClass3ofADR[2]whichhaveavapourpressurenotexceeding110kPaat50℃andpetrol,andwhichhavenosub-classificationastoxicorcorrosive.
【中国标准分类号】:A82
【国际标准分类号】:13_300;23_020_20;23_060_20
【页数】:16P.;A4
【正文语种】:英语