BS EN 901-2000 人生活用水的水处理用化学物质.次氯酸钠
时间:2024-05-20 19:56:49 来源: 标准资料网 作者：标准资料网 阅读：8725
【英文标准名称】:Chemicalsusedfortreatmentofwaterintendedforhumanconsumption-Sodiumhypochlorite
【原文标准名称】:人生活用水的水处理用化学物质.次氯酸钠
【标准号】:BSEN901-2000
【标准状态】:作废
【国别】:英国
【发布日期】:2000-01-15
【实施或试行日期】:2000-01-15
【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】:饮用水;颜色;化学分析和试验;校正;作标记;抽样方法;粘度;碘滴定法;杂质;水;纯度;质量;稳定性;电位测量法;次氯酸盐;容量分析;蒸气压力;氯酸盐;添加剂;冻结点;结晶;溶解度;控制样品;材料的物理性质;比热;水净化;含量测定;密度;不兼容性;再现性;钠无机化合物;色谱法;储存;分子量;有毒物质;原子吸收分光光度测定法;水处理;安全措施;试验设备;氯;pH值
【英文主题词】:Bleachliquids;Bleachingliquids;Chemicalanalysisandtesting;Chemicalelementsandinorganiccompounds;Chemicals;Chlorites;Delivery;Drinkingwatertreatment;Labarraque'ssolution;Marking;Potablewater;Purity;Quality;Sodium;Sodiumchloride;Sodiumhypochlorite;Storage;Testing;Transport;Treatment;Use;Water;Waterpractice;Waterpurification;Watersupply;Watertreatment
【摘要】:ThisEuropeanStandardisapplicabletosodiumhypochloriteusedfortreatmentofwaterintendedforhumanconsumption.Itdescribesthecharacteristicsofsodiumhypochloriteandspecifiestherequirementsandthecorrespondingtestmethodsforsodiumhypochlorite.Itgivesinformationonitsuseinwatertreatment.
【中国标准分类号】:G77
【国际标准分类号】:71_100_80
【页数】:32P;A4
【正文语种】:英语
【英文标准名称】:Concretepavingflags-Requirementsandtestmethods;GermanversionEN1339:2003,CorrigendatoDINEN1339:2003-08;GermanversionEN1339:2003/AC:2006
【原文标准名称】:混凝土铺方石块.要求和试验方法
【标准号】:DINEN1339Berichtigung1-2006
【标准状态】:现行
【国别】:德国
【发布日期】:2006-11
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:Thisstandardspecifiesmaterials,properties,requirementsandmethodsoftestingforprecastconcreteflagsandcomplementaryfittings.Thisstandardisapplicabletoprecastconcreteflagsthatareparticularlyforuseinexternalpavedtraffickedareas.
【中国标准分类号】:Q20
【国际标准分类号】:93_080_20
【页数】:4P;A4
【正文语种】:德语
【英文标准名称】:StandardGuideforConductofMicronucleusAssaysinMammalianBoneMarrowErythrocytes
【原文标准名称】:哺乳动物骨髓红血球中微细胞核检验的实施
【标准号】:ASTME1263-1997(2003)
【标准状态】:现行
【国别】:
【发布日期】:1997
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:F04.16
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:原子;哺乳纲;骨髓;红细胞;分析
【英文主题词】:
【摘要】:Thisguideprovidesguidelinesfortheselectionofanimalspecies,dosageandsamplingconditions,samplingandscoringmethods,statisticaldesign,andanalysisofgenotoxicityassaysinwhichtheendpointmeasuredisthefrequencyofmicronucleatederythrocytesinmammalianbonemarrow.1.1Thisguideprovidesrecommendedguidelinesforperformingthemammalianinvivobonemarrowmicronucleusassay.Underappropriatetestconditions,measurementofthefrequencyofnewlyformedmicronucleatederythrocytesinbonemarrowprovidesaconvenientindexofchromosomaldamageinnucleatederythrocyteprecursorcells.Therationalefortheoccurrenceofmicronucleiinconjunctionwithchromosomaldamagehasbeendescribedpreviously(1).Thisguidedescribesconditionsunderwhichthefrequencyofmicronucleatederythrocytesinmammalianbonemarrowisanappropriatemeasureofinvivochromosomaldamage,andprovidesguidelinesforthedesignandtechnicalexecutionofassaysemployingthisendpoint.1.2Thefollowingguidelinesformammalianbonemarrowerythrocytemicronucleusassayshavebeenpublishedbyorganizationsconcernedwiththeevaluationofgenotoxicitytestdata.Thesereferencesshouldbeconsultedforrecommendationsondetailsnotcoveredindepthbythisguideandforrequirementsofspecificorganizationsorgovernmentagencies(2-6).1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:B41
【国际标准分类号】:11_220
【页数】:7P.;A4
【正文语种】: