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GB 1962-1995 注射器、注射针及其他医疗器械6:100圆锥接头

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基本信息
标准名称:注射器、注射针及其他医疗器械6:100圆锥接头
英文名称:The conical fittings with a 6% taper for syringes needles and certain other medical equipment
中标分类: 医药、卫生、劳动保护 >> 医疗器械 >> 一般与显微外科器械
ICS分类: 医药卫生技术 >> 医疗设备 >> 输血、输液和注射设备
替代情况:被GB/T 1962.1-2001代替
发布日期:1995-06-02
实施日期:1995-12-01
首发日期:
作废日期:2002-02-01
出版日期:
页数:8页
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所属分类: 医药 卫生 劳动保护 医疗器械 一般与显微外科器械 医药卫生技术 医疗设备 输血 输液和注射设备
【英文标准名称】:StandardTestMethodforTotalCarbon,InorganicCarbon,andOrganicCarboninWaterbyUltraviolet,PersulfateOxidation,andMembraneConductivityDetection
【原文标准名称】:用紫外线、过硫酸盐氧化物和薄膜导电率检测法测定水中总含碳量、有机碳和无机碳的标准试验方法
【标准号】:ASTMD5904-2002
【标准状态】:现行
【国别】:
【发布日期】:2002
【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】:D19.06
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:分析方法;试验;碳含量;水质
【英文主题词】:carbon;carbon-dioxide;inorganic-carbon;low-temperature-oxidation;membrane-conductivity-detection;organiccarbon;totalcarbon
【摘要】:Thistestmethodisusedfordeterminationofthecarboncontentofwaterfromavarietyofnatural,domestic,andindustrialsources.Initsmostcommonform,thistestmethodisusedtomeasureorganiccarbonasameansofmonitoringorganicpollutantsinhighpurityanddrinkingwater.Thesemeasurementsarealsousedinmonitoringwastetreatmentprocesses.TherelationshipofTOCtootherwaterqualityparameterssuchaschemicaloxygendemand(COD)andtotaloxygendemand(TOD)isdescribedintheliterature.51.1Thistestmethodcoversthedeterminationoftotalcarbon(TC),inorganiccarbon(IC),andtotalorganiccarbon(TOC)inwaterintherangefrom0.5to30mg/Lofcarbon.Higherlevelsmaybedeterminedbysampledilution.Thetestmethodutilizesultraviolet-persulfateoxidationoforganiccarbon,coupledwithaCO2selectivemembranetorecovertheCO2intodeionizedwater.Thechangeinconductivityofthedeionizedwaterismeasuredandrelatedtocarbonconcentrationintheoxidizedsample.Inorganiccarbonisdeterminedinasimilarmannerwithouttherequirementforoxidation.Inbothcases,thesampleisacidifiedtofacilitateCO2recoverythroughthemembrane.TherelationshipbetweentheconductivitymeasurementandcarbonconcentrationisdescribedbyasetofchemometricequationsforthechemicalequilibriumofCO2,HCO3-,H+,andtherelationshipbetweentheionicconcentrationsandtheconductivity.Thechemometricmodelincludesthetemperaturedependenceoftheequilibriumconstantsandthespecificconductances.1.2Thistestmethodhastheadvantageofaveryhighsensitivitydetectorthatallowsverylowdetectionlevelsonrelativelysmallvolumesofsample.Also,useoftwomeasurementchannelsallowsdeterminationofCO2inthesampleindependentlyoforganiccarbon.IsolationoftheconductivitydetectorfromthesamplebytheCO2selectivemembraneresultsinaverystablecalibration,withminimalinterferences.1.3Thistestmethodwasusedsuccessfullywithreagentwaterspikedwithsodiumbicarbonateandvariousorganicmaterials.Itistheuser'sresponsibilitytoensurethevalidityofthistestmethodforwatersofuntestedmatrices.1.4Thistestmethodisapplicableonlytocarbonaceousmatterinthesamplethatcanbeintroducedintothereactionzone.Theinjectoropeningsizegenerallylimitsthemaximumsizeofparticlesthatcanbeintroduced.1.5Inadditiontolaboratoryanalyses,thistestmethodmaybeappliedtoonlinemonitoring.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Z16
【国际标准分类号】:13_060_50
【页数】:7P.;A4
【正文语种】:


【英文标准名称】:Aerospaceseries.Washers,flat,largediameter,inheatresistingsteel,passivated.
【原文标准名称】:航空航天系列.耐高温钢制钝化的大外径平垫圈
【标准号】:NFL23-167-1996
【标准状态】:现行
【国别】:法国
【发布日期】:1996-05-01
【实施或试行日期】:1996-05-20
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:表面处理;飞行器部件;垫圈;耐热材料;飞行器;高温;钢;航空运输;浅;航天运输;尺寸;钝化;名称与符号;航空航天运输
【英文主题词】:Aerospacetransport;Airtransport;Aircraft;Aircraftcomponents;Designations;Dimensions;Heat-resistantmaterials;Hightemperature;Passivated;Shallow;Spacetransport;Steels;Surfacetreatment;Washers
【摘要】:
【中国标准分类号】:V20
【国际标准分类号】:49_030_50
【页数】:7P;A4
【正文语种】:其他