ANSI/AWWA G300-2007 水源保护
作者:标准资料网 时间:2024-05-16 09:26:18 浏览:9310
来源:标准资料网
【英文标准名称】:SourceWaterProtection
【原文标准名称】:水源保护
【标准号】:ANSI/AWWAG300-2007
【标准状态】:现行
【国别】:美国
【发布日期】:2007-04-20
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:AWWA
【标准类型】:()
【标准水平】:()
【中文主题词】:饮用水质;饮用水供给;饮用水;保护(装置);水源保护;水质;水域
【英文主题词】:Drinkingwaterquality;Drinkingwatersupply;Potablewater;Protection;Waterprotection;Waterquality;Waters
【摘要】:Thisstandardcoverstheessentialrequirementsfortheeffectiveprotectionofsourcewaters.
【中国标准分类号】:Z16
【国际标准分类号】:13_060_01
【页数】:
【正文语种】:英语
【英文标准名称】:StandardPracticeforFluorescentUVExposureofPlastics
【原文标准名称】:塑料荧光紫外线曝光的标准实施规程
【标准号】:ASTMD4329-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:D20.50
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:塑料;使用说明;环境试验;工艺;试验设备
【英文主题词】:degradation;exposure;fluorescentUV;lightexposure;ultraviolet
【摘要】:Theabilityofaplasticmaterialtoresistdeteriorationofitselectrical,mechanical,andopticalpropertiescausedbyexposuretolight,heat,andwatercanbeverysignificantformanyapplications.Thispracticeisintendedtoinducepropertychangesassociatedwithend-useconditions,includingtheeffectsofsunlight,moisture,andheat.Theexposureusedinthispracticeisnotintendedtosimulatethedeteriorationcausedbylocalizedweatherphenomena,suchas,atmosphericpollution,biologicalattack,andsaltwaterexposure.(Warning8212;Variationinresultsmaybeexpectedwhenoperatingconditionsarevariedwithintheacceptedlimitsofthispractice.Therefore,noreferencetotheuseofthispracticeshouldbemadeunlessaccompaniedbyareportpreparedinaccordancewithSection8thatdescribesthespecificoperatingconditionsused.RefertoPracticeG151fordetailedinformationonthecaveatsapplicabletouseofresultsobtainedinaccordancewiththispractice.)Note28212;Additionalinformationonsourcesofvariabilityandonstrategiesforaddressingvariabilityinthedesign,execution,anddataanalysisoflaboratory-acceleratedexposuretestsisfoundinGuideG141.Reproducibilityoftestresultsbetweenlaboratorieshasbeenshowntobegoodwhenthestabilityofmaterialsisevaluatedintermsofperformancerankingcomparedtoothermaterialsortoacontrol.5,6Therefore,exposureofasimilarmaterialofknownperformance(acontrol)atthesametimeasthetestmaterialsisstronglyrecommended.Itisrecommendedthatatleastthreereplicatesofeachmaterialbeexposedtoallowforstatisticalevaluationofresults.TestresultswilldependuponthecarethatistakentooperatetheequipmentinaccordancewithPracticeG154.Significantfactorsincluderegulationoflinevoltage,temperatureoftheroominwhichthedeviceoperates,temperaturecontrol,andconditionandageofthelamp.1.1ThispracticecoversspecificproceduresandtestconditionsthatareapplicableforfluorescentUVexposureofplasticsconductedinaccordancewithPracticesG151andG154.Thispracticealsocoversthepreparationoftestspecimens,thetestconditionsbestsuitedforplastics,andtheevaluationoftestresults.1.2ThevaluesstatedinSIunitsareberegardedasstandard.Thevaluesgiveninbracketsareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note18212;ThispracticeistechnicallysimilartoISO4892-3.
【中国标准分类号】:G31
【国际标准分类号】:
【页数】:6P.;A4
【正文语种】:
基本信息
标准名称: | 足疗业服务质量规范 |
发布日期: | 2007-12-03 |
实施日期: | 2007-01-15 |
首发日期: | |
作废日期: | |
主管部门: | 山东省质量技术监督局 |
出版社: | 中国标准出版社 |
出版日期: | 2007-01-15 |
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: 化工技术 化工生产