WS/T 147-1999 作业场所空气中溴氰菊酯的高效液相色谱测定方法
作者:标准资料网
时间:2024-05-04 11:47:31
浏览:9326
来源:标准资料网
基本信息
标准名称: | 作业场所空气中溴氰菊酯的高效液相色谱测定方法 |
英文名称: | Workplace air —Determination of Deltamethrin—High-performance liquid chromatography method |
中标分类: |
医药、卫生、劳动保护 >>
卫生 >>
劳动卫生 |
替代情况: | 被GBZ/T 160.78-2004代替 |
发布日期: | 1999-12-29 |
实施日期: | 2000-05-01 |
首发日期: | 1900-01-01 |
作废日期: | 2004-12-01 |
出版社: | 中国标准出版社 |
出版日期: | 2004-06-24 |
页数: | 5页 |
书号: | 155066.2-13193 |
适用范围
没有内容
前言
没有内容
目录
没有内容
引用标准
没有内容
所属分类: 医药 卫生 劳动保护 卫生 劳动卫生
【英文标准名称】:Electromechanicalswitchesforuseinelectricalandelectronicequipment-Part1:Genericspecification(IEC61020-1:2009);GermanversionEN61020-1:2009
【原文标准名称】:电气和电子设备用电动机械开关.第1部分:通用规范(IEC61020-1-2009).德文版本EN61020-1-2009
【标准号】:DINEN61020-1-2010
【标准状态】:现行
【国别】:德国
【发布日期】:2010-04
【实施或试行日期】:2010-04-01
【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】:定义;电气元件;电气工程;电气试验;机电的;机电学;电子工程;电子仪器;总规范;测量;测量技术;质量评定系统;质量保证;规范;规范(验收);开关;开关设备;试验
【英文主题词】:Definitions;Electricalcomponents;Electricalengineering;Electricaltesting;Electromechanical;Electromechanics;Electronicengineering;Electronicinstruments;Genericspecification;Measurement;Measuringtechniques;Qualityassessmentsystems;Qualityassurance;Specification;Specification(approval);Switches;Switchgear;Testing
【摘要】:Thisgenericspecificationrelatestoelectromechanicalswitchesintendedforuseinelectricalandelectronicappliances.
【中国标准分类号】:K31;L22
【国际标准分类号】:29_120_40;31_220_20
【页数】:73P.;A4
【正文语种】:德语
【英文标准名称】:StandardTestMethodforTurnerandNewall(TandN)Wet-LengthClassificationofAsbestos
【原文标准名称】:石棉的T/N湿度-长度分类标准试验方法
【标准号】:ASTMC1121-2004e1
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:C17.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:筛选(大小);石棉;试验;分类
【英文主题词】:asbestos;classification;length;lengthclassification;TandN;TurnerandNewall;wetlength;wetlengthclassification
【摘要】:Thistestmethodprovidesasimpleprocedureforobtaininginformationonthefiberlengthdistributionofsuitableasbestosfiber.Theuseofrelativelylowcostapparatus,smalltestspecimens,andashorttestperiod,enhancetheusefulnessofthistestmethod.Normally,resultsobtainedbythistestmethodarereproducibleundercomparablelaboratoryconditions.However,closeagreementcannotbeexpectedunlessalldeviationsfromtheprocedure,howeverminor,areavoided.Moreover,resultsforlongerfibergradesareinfluencedtoagreaterextentbydifferencesinfiberlengthdistribution,andcharacteristics,thanarethoseforshortergrades.Thistestissuitableforspecificationacceptanceandmanufacturingcontrol.Itisassumedthatallundersizedfibers,andonlythose,willpassthroughanygivensieveaperture.However,thisidealizedconditionisnotnormallyachieved.Thus,resultsshouldnotbemisconstruedastruelengthdistributiondata.1.1ThistestmethodcoverstheoperationoftheTurnerandNewall(TandN)wetsievingclassifierforasbestos,andaprocedureforthedeterminationoffiberlengthdistributionandfines(definedinTerminologyD2946)contentofmilledasbestosfiber(74m(200mesh))sievedescribedinSpecificationE11.1.2Forpurposesofestimatinglengthdistribution,thetestislimitedtosamplesfreefromexcessivequantitiesofnon-fibrousparticlesorcontaminants.Quantitiesexceeding0.05gretainedinanygivenlengthfractionsareconsideredexcessive.1.3Forcomparisonsbetweendifferentfibergrades,onlythosespecimenswhichhaveapproximatelythesamedegreeoffiberizationasdeterminedbyTestMethodsD2752willgivecompletelymeaningfulresults.1.4Thistestmethodisnotapplicabletoultrafinegradesofasbestospowderswhichcontainlittleornofibersretainedona74-m(200mesh)sieve.ThismethodisrestrictedtoQuebecStandardgrades4Ato7DinclusiveasdeterminedbyTestMethodD3639.Note1ThisisanalternativeproceduretoTestMethodD2589.1.5ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.6Warning-Breathingofasbestosdustishazardous.Asbestosandasbestosproductspresentdemonstratedhealthrisksforusersandforthosewithwhomtheycomeintocontact.Inadditiontootherprecautions,whenworkingwithasbestos-cementproducts,minimizethedustthatresults.Forinformationonthesafeuseofchrysoltileasbestos,referto"SafeUseofChrysotileAsbestos:AManualonPreventiveandControlMeasures."Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Foraspecifichazardstatement,see.
【中国标准分类号】:Q61
【国际标准分类号】:91_100_40
【页数】:4P.;A4
【正文语种】: