【英文标准名称】:Fertilizers-DeterminationofnitricandammoniacalnitrogenaccordingtoArnd
【原文标准名称】:肥料.依照Arnd的氮和氨态氮的测定
【标准号】:BSDDCEN/TS15559-2007
【标准状态】:作废
【国别】:英国
【发布日期】:2007-05-31
【实施或试行日期】:2007-05-31
【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】:氨态氮;铵;Arnd;化学分析和试验;测定;含量测定;蒸馏;肥料;指示器;硝酸盐;氮;抽样方法;土壤改良;土壤改良物质;溶液;规范(验收);试样制备;试验设备;测试
【英文主题词】:Ammoniacalnitrogen;Ammonium;Arnd;Chemicalanalysisandtesting;Determination;Determinationofcontent;Distillation;Fertilizers;Indicators;Nitrates;Nitrogen;Samplingmethods;Soilimprovement;Soilimprovingmaterials;Solutions;Specification(approval);Specimenpreparation;Testequipment;Testing
【摘要】:ThisTechnicalSpecificationspecifiesamethodforthedeterminationofnitricandammoniacalnitrogenwithreductionaccordingtoArnd(modifiedforeachofthevariantsa,bandc).Themethodisapplicabletoallnitrogenousfertilizers,includingcompoundfertilizers,inwhichnitrogenisfoundexclusivelyinnitrateform,orinammoniacalandnitrateform.
【中国标准分类号】:G21
【国际标准分类号】:65_080
【页数】:18P.;A4
【正文语种】:英语


【英文标准名称】:Refrigeratingsystemsandheatpumps-Qualificationoftightnessofcomponentsandjoints;GermanversionEN16084:2011
【原文标准名称】:制冷系统和热泵.部件和接头的紧密性要求;德文版本EN16084-2011
【标准号】:DINEN16084-2011
【标准状态】:现行
【国别】:德国
【发布日期】:2011-07
【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】:
【英文主题词】:Burstingdiscs;Components;Connections;Definitions;Fittings;Freezingtests;Heatpumps;Impermeability;Leaktests;Mechanicallinkages;Pressuretests;Refrigeratingplants;Refrigeration;Specification(approval);Testing;Tightness;Trainings
【摘要】:ThisEuropeanStandardisintendedtodescribethequalificationprocedurefortypeapprovalofthetightnessofhermeticallysealedandclosedcomponents,jointsandpartsusedinrefrigeratingsystemsandheatpumpsasdescribedinEN378.Thesealedandclosedcomponents,jointsandpartsconcernedare,inparticular,fittings,burstingdiscs,flangedorfittedassemblies.Thetightnessofflexiblepipingmadefromnon-metallicmaterialsisdealtwithinEN1736.Metalflexiblepipingarecoveredbythisstandard.
【中国标准分类号】:
【国际标准分类号】:27_080;27_200
【页数】:40P.;A4
【正文语种】:英语