ASTM D4323-1984(2003) 反射系数变化速率法对大气中硫化氢含量的标准试验方法
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【英文标准名称】:StandardTestMethodforHydrogenSulfideintheAtmospherebyRateofChangeofReflectance
【原文标准名称】:反射系数变化速率法对大气中硫化氢含量的标准试验方法
【标准号】:ASTMD4323-1984(2003)
【标准状态】:现行
【国别】:
【发布日期】:1984
【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】:D22.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:含量测定;职业安全;空气;空气质量;分析;保健;试验;硫化氢
【英文主题词】:atmospheres;hydrogensulfide;tapesampler
【摘要】:Hydrogensulfideisanodoroussubstancewhichisoffensiveevenatlowconcentrationsintheatmosphereandtoxicathigherlevels.Itmaybeaproductofbiologicalprocessesintheabsenceofoxygen,asmayoccurinmunicipalgarbagelandfills.Itisemittedfromgeothermalsources,occursinoilandgas,andmaybeemittedfromindustrialprocesses.Measurementisrequiredforairpollutionstudies,forpollutioncontrol,andforplumecharacterization.Equipmentdescribedissuitableforfixedsiteorformobilemonitoring.1.1Thistestmethodcoverstheautomaticcontinuousdeterminationofhydrogensulfide(H2S)intheatmosphereoringaseoussamplesintherangefromonepartperbillionbyvolume(1ppb/v)to3000ppb/v.Informationobtainedmaybeusedforair-pollutionstudiesandtomonitorforemissionsources.1.2Therangemaybeextendedbyappropriatedilutiontechniquesorbyequipmentmodification.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.(See6.2,6.3,and6.4forspecificsafetyprecautionarystatements.)
【中国标准分类号】:Z15
【国际标准分类号】:13_040_20
【页数】:5P.;A4
【正文语种】:
MIL-T-8808B, MILITARY SPECIFICATION, TUBING, STEEL, CORROSION-RESISTANT (18-8 STABILIZED), AIRCRAFT HYDRAULIC QUALITY (8 APR 1981) [S/S BY SAE-AMS5556 AND SAE-AMS5557]., This specification covers seamless or welded and drawn corrosion-resistant steel tubing in the annealed condition.【英文标准名称】:Polymericinsulatorsforindoorandoutdoorusewithanominalvoltagegreaterthan1000V.Generaldefinitions,testmethodsandacceptancecriteria
【原文标准名称】:标称电压大于1000V的室内外用聚合绝缘子.一般定义、试验方法和验收准则
【标准号】:BSEN62217-2006
【标准状态】:现行
【国别】:英国
【发布日期】:2006-04-28
【实施或试行日期】:2006-04-28
【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】:验收;应用;断裂荷载;校正;电路;压力荷载;污染;定义;交货条件;设计;测定;企业;环境条件;安装;易燃性;室内;绝缘子体;绝缘子;寿命(耐久性);标记;材料;高聚物;合格试验;额定电压;设备电压;储存;抗拉荷载;测试;测试准备工作;运输;电压
【英文主题词】:Acceptance;Applications;Breakingload;Calibration;Circuits;Compressionloading;Contamination;Definition;Definitions;Deliveryconditions;Design;Determinations;Enterprises;Environmentalcondition;Erection;Flammability;Indoors;Insulatorbodies;Insulators;Life(durability);Marks;Materials;Polymers;Qualificationtests;Ratedvoltage;Servicevoltage;Storage;Tensileloading;Testing;Testingset-ups;Transport;Voltage
【摘要】:ThisInternationalStandardisapplicabletopolymericinsulatorswhoseinsulatingbodyconsistsofoneorvariousorganicmaterials.Polymericinsulatorscoveredbythisstandardincludebothsolidcoreandhollowinsulators.Theyareintendedforuseonoverheadlinesandinindoorandoutdoorequipmentwitharatedvoltagegreaterthan1000V.Theobjectofthisstandardis–todefinethecommontermsusedforpolymericinsulators,–toprescribecommontestmethodsfordesigntestsonpolymericinsulators,–toprescribeacceptanceorfailurecriteria,ifapplicable,–togiverecommendationsforpolymericinsulatorteststandardsorproductstandards,complementedbyspecificrequirementsasneeded.Thesetests,criteriaandrecommendationsareintendedtoensureasatisfactorylife-timeundernormaloperatingandenvironmentalconditions(seeClause5).
【中国标准分类号】:K48
【国际标准分类号】:29_080_10
【页数】:38P.;A4
【正文语种】:英语