BS EN 15562-2009 肥料.氰胺氮的测定
时间:2024-05-03 05:09:47 来源: 标准资料网 作者：标准资料网 阅读：8464
【英文标准名称】:Fertilizers-Determinationofcyanamidenitrogen
【原文标准名称】:肥料.氰胺氮的测定
【标准号】:BSEN15562-2009
【标准状态】:现行
【国别】:英国
【发布日期】:2009-06-30
【实施或试行日期】:2009-06-30
【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】:农业;化学分析和测试;氨基氰;测定;含量测定;蒸馏;肥料;指示器;实验室器皿;分析方法;氮;试剂;抽样方法;土壤改良物质;溶液;试样制备;试验性能
【英文主题词】:Agriculture;Chemicalanalysisandtesting;Cyanamides;Determination;Determinationofcontent;Distillation;Fertilizers;Indicators;Laboratoryware;Methodsofanalysis;Nitrogen;Reagents;Samplingmethods;Soilimprovingmaterials;Solutions;Specimenpreparation;Testperformance
【摘要】:ThisEuropeanStandardspecifiesamethodforthedeterminationofcyanamidenitrogeninfertilizers.Themethodisapplicabletocalciumcyanamideandcalciumcyanamide/nitratemixtures.
【中国标准分类号】:G20
【国际标准分类号】:65_080
【页数】:16P.;A4
【正文语种】:英语
【英文标准名称】:StandardGuideforUseofMembraneTechnologyinMitigatingHazardousChemicalSpills
【原文标准名称】:减少危险化学物质泄漏中薄膜技术的使用标准导则
【标准号】:ASTMF1525-1996(2001)
【标准状态】:现行
【国别】:
【发布日期】:1996
【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】:F20.22
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:缓和化学药品泄漏;油泄漏曲线;危险化学物质泄漏;薄膜技术;全蒸发;滞留量;反渗透装置;破坏;导则;烃类;渗透;化合物;地表水;过滤;浓缩物;地下水
【英文主题词】:concentration;filtrate;filtration;hazardousspillmitigation;membrane;microfiltration;nanofiltration;permeate;per-vaporation;retentate;reverseosmosis;ultrafiltration
【摘要】:General8212;Thisguidecontainsinformationregardingtheuseofmembranetechnologytorecoverandconcentratehazardousmaterialsthathaveenteredsurfaceandgroundwaterastheresultofaspill.Membranetechnologymaybeappliedaloneorinconjunctionwithothertreatmenttechniques,asfollows:4.1.1Differenttypesofmembraneareusedinserieswithfilterstotreathighlycontaminatedsolutionsreachingconcentrationlevelsofseveralpartspermillionoforganicandinorganicmaterials.4.1.2Differenttypesofmembranesareappliedinseriestotreatverydiluteconcentrations(partsperbillionlevel)oforganicandinorganiccompounds.Eachmembranetypehastheabilitytoremovespecificcompounds,thusproducingaconcentratedfraction.Thisfractionmayrequirefinaloff-sitetreatmentbutprovidesasignificantreductionintransportationcostsduetothelargevolumereductionachieved.4.1.3Membranesmaybeusedinconjunctionwithdestructiontechnologiessuchasadvancedoxidationprocesses(AOPs).Thismethodisrecommendedfordilutesolutions.ThemembranetechnologyportionconcentratesthecompoundstoanoptimumlevelforAOPdestruction.1.1Thisguidecoversconsiderationsfortheuseofmembranetechnologyinthemitigationofdiluteconcentrationsofspilledchemicalsintogroundandsurfacewaters.1.2Thisguideaddressestheapplicationofmembranetechnologyaloneorinconjunctionwithothertechnologies.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Inaddition,itistheresponsibilityoftheusertoensurethatsuchactivitytakesplaceunderthecontrolanddirectionofaqualifiedpersonwithfullknowledgeofanypotentialorappropriatesafetyandhealthprotocols.
【中国标准分类号】:G09
【国际标准分类号】:13_060_10;71_080_01
【页数】:6P.;A4
【正文语种】:
【英文标准名称】:StandardforSafetyforPowerUnitsOtherThanClass2(bulletindated2-4-05)
【原文标准名称】:除2级以外的电源设备的安全标准(公告日期2-4-05)
【标准号】:ANSI/UL1012-2005
【标准状态】:作废
【国别】:美国
【发布日期】:2005
【实施或试行日期】:
【发布单位】:美国国家标准学会(ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:蓄电池充电器;电流;电力系统;系统供电;发电站;电源
【英文主题词】:Batterychargers;Currents;Electricpowersystems;Mainspowersupply;Powergeneratingplant;Powersupply
【摘要】:Proposalbulletintopicsinclude:1)ProposedneweditionofUL1012,2)revisionstoaddressbackfeedprotection,and3)Editorialandminorrevisions.
【中国标准分类号】:K85
【国际标准分类号】:29_200
【页数】:
【正文语种】:英语