ANSI/NSF 52(i1)-2003 辅助地板材料
时间:2024-05-04 01:03:23 来源: 标准资料网 作者：标准资料网 阅读：8575
【英文标准名称】:SupplementalFlooring
【原文标准名称】:辅助地板材料
【标准号】:ANSI/NSF52(i1)-2003
【标准状态】:现行
【国别】:美国
【发布日期】:2003
【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】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:耐力;食品;地板覆盖物;保护(装置);个人保健
【英文主题词】:foodproducts;personalhealth;protection;floorcoverings;resistance
【摘要】:Completerevision.Establishessanitationrequirementsforsupplementalflooring.Includedarerequirementsforcleanabilityanddurability,andresistancetotheuseenvironment,microbiologicalgrowth,andvermin.SupplementalflooringcoveredbythisStandardincludes,butisnotlimitedto,supplementalflooringforuseinfoodpreparation,drystorage,andwarewashingareas.
【中国标准分类号】:Q17
【国际标准分类号】:59_080_60;67_020;97_150
【页数】:
【正文语种】:英语
【英文标准名称】:StandardGuideforMeasurementofRemainingPrimaryAntioxidantContentInIn-ServiceIndustrialLubricatingOilsbyLinearSweepVoltammetry
【原文标准名称】:用线性扫描伏安法测量使用中工业润滑油残留原始抗氧化剂含量的标准指南
【标准号】:ASTMD7590-2009
【标准状态】:现行
【国别】:
【发布日期】:2009
【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】:D02.09.0C
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:苯基萘胺α;烷基化物二苯胺;透平油;线性扫描伏安法(LSV);阻碍石碳酸抗氧化剂;芳族胺抗氧化剂;锌二烃基二硫代磷酸盐
【英文主题词】:2,6-di-tert-butylphenol;2,6-di-tert-butyl-4methylphenol;phenylalphanaphthylamine;alkylateddiphenylamine;turbineoil;linearsweepvoltammetry(LSV);hinderedphenolantioxidant;aromaticamine
【摘要】:Thequantitativedeterminationofremainingantioxidantsforin-serviceindustrialoilsbymeasuringtheamountoftheseadditivesthathavebeenaddedtotheoilasprotectionagainstoxidation.Industriallubricants,suchasturbineoils,compressoroils,gearoils,hydraulicoils,bearinglubricantsandgreasescanbeformulatedwithawidevarietyofantioxidantstypessuchasphenolsandamines(asprimaryantioxidants),whichareworkingsynergisticallyandthereforeallimportanttobemonitoredindividually.Forin-serviceoils,theLSVdeterminesandcomparestheamountoforiginalprimaryantioxidantsremainingafteroxidationhavereduceditsinitialconcentration.Thisguidecoversproceduresforprimaryantioxidantssuchasaminesandphenols,asdescribedbyTestMethodD6971andD6810.LSVisnotdesignedorintendedtodetectalloftheantioxidantintermediatesformedduringthethermalandoxidativestressingoftheoils,whicharerecognizedashavingsomecontributiontotheremainingusefullifeoftheusedorin-serviceoil.Inordertomeasuretheoverallstabilityofanoil(includingcontributionofintermediatespresent),andbeforemakingfinaljudgmentontheremainingusefullifeoftheusedoil(whichmightresultinthereplacementoftheoilreservoir),itisadvisedtoperformadditionalanalyticaltechniques(inaccordancewithPracticeD4378andPracticeD6224).Thisguideisapplicabletoawiderangeofindustrialoils,bothmineralorsyntheticbased,whichcancontainrustandoxidationinhibitors,antiwearadditivessuchaszincdialkyldithiophosphatesongearoils,circulatingoils,transmissionoilsandotherindustriallubricatingoils.Thetestisalsosuitableformanufacturingcontrolandspecificationacceptance.Whenavoltammetricanalysisisobtainedforaindustriallubricantinhibitedwithatleastonetypeofantioxidant,thereisanincreaseinthecurrentoftheproducedvoltammogrambetween5to8s(or0.5to0.8Vappliedvoltage)(seeNote1)forthezincdialkyldithiophosphatetypeofantioxidant(Fig.1),anincreaseinthecurrentoftheproducedvoltammogrambetween8to12s(or0.8to1.2Vappliedvoltage)(Fig.2)(seeNote1)forthearomaticamines,andincreaseinthecurrentoftheproducedvoltammogrambetween13and16s(or1.3to1.6Vappliedvoltage)(seeNote1)forthehinderedphenolsorcarbamatesintheneutralacetonesolution(Fig.2:x-axis1s=0.1V),orboth.Hinderedphenolantioxidantsdetectedbyvoltammetricanalysisinclude,butarenotlimitedto,2,6-di-tert-butyl-4-methylphenol;2,6-di-tert-butylphenoland4,4x2019;-Methylenebis(2,6-di-tert-butylphenol).Aromaticamineantioxidantsdetectedbyvoltammetricanalysisinclude,butarenotlimitedto,phenylalphanaphthylamines,andalkylateddiphenylamines.Note18212;Voltageslistedwithrespecttoreferenceelectrode.ThevoltammogramsshowninFigs.1-6wereobtainedwithaplatinumreferenceelectrodeandavoltagescanrateof0.1V/s.Forindustriallubricantscontainingzincdialkyldithiophosphatetypeofantioxidants,thereisanincreaseinthecurrentoftheproducedvoltammogrambetween5to8s(or0.5to0.8Vappliedvoltage)(seeNote1)byusingtheneutralacetonetestsolution(seeFig.1).ThereisnocorrespondingASTMInternationalstandarddescribingthetestmethodpr........
【中国标准分类号】:E34
【国际标准分类号】:75_100
【页数】:14P.;A4
【正文语种】:
【英文标准名称】:Medicalelectricalequipment-Part2-30:Particularrequirementsforthebasicsafetyandessentialperformanceofautomatedtypenon-invasivesphygmomanometers(IEC80601-2-30:2009+Cor.:2010);GermanversionEN80601-2-30:2010
【原文标准名称】:医疗电气设备.第2-30部分:自动化非入侵体性血压计基本安全性和主要性能专门要求(IEC80601-2-30-2009+Cor.-2010);德文版本EN80601-2-30-2010
【标准号】:EN80601-2-30-2010
【标准状态】:现行
【国别】:
【发布日期】:2011-05
【实施或试行日期】:2011-05-01
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Automatic;Bloodpressure;Bloodpressuremeter;Controlinstruments;Cyclic;Definitions;Determinations;Efficiency;Electricappliances;Electricalengineering;Electricalsafety;Electromedicine;Features;Measuringinstruments;Medicalequipment;Medicalsciences;Medicaltechnology;Minimumrequirements;Protectionagainstelectricshocks;Safety;Safetyengineering;Safetyrequirements;Specification(approval);Sphygmography;Sphygmomanometers;Surveillance(approval);Testing
【摘要】:
【中国标准分类号】:C38
【国际标准分类号】:11_040_55
【页数】:62P;A4
【正文语种】:英语