ASTM F 2100-2002 医用面膜中用材料性能的标准规范
作者:标准资料网 时间:2024-05-25 21:33:47 浏览:8683
来源:标准资料网
【英文标准名称】:StandardSpecificationforPerformanceofMaterialsUsedinMedicalFaceMasks
【原文标准名称】:医用面膜中用材料性能的标准规范
【标准号】:ASTMF2100-2002
【标准状态】:作废
【国别】:美国
【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(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:性能规范;材料数据;医疗技术学;防护服装;面罩
【英文主题词】:medicaltechnology;performancespecification;faceshields;protectiveclothing;materialsdata
【摘要】:
【中国标准分类号】:C30
【国际标准分类号】:11_140
【页数】:3P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforDissolvedHexavalentChromiuminWaterbyIonChromatography
【原文标准名称】:用离子色谱法测定水中可溶六价铬的标准试验方法
【标准号】:ASTMD5257-2003
【标准状态】:现行
【国别】:
【发布日期】:2003
【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】:D19.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:水;色谱法;含量测定;离子
【英文主题词】:analysis;hexavalentchromium;ionchromatography;wastewater;water
【摘要】:Hexavalentchromiumsaltsareusedextensivelyinthemetalfinishingandplatingindustries,intheleatherindustryasatanningagent,andinthemanufactureofpaints,dyes,explosives,andceramics.Trivalentchromiumsaltsareusedasmordantsintextiledying,intheceramicandglassindustry,andinphotography.Chromium,ineitheroxidationstate,maybepresentinwastewaterfromtheseindustriesandmayalsobedischargedfromchromate-treatedcoolingwaters.Hexavalentchromiumistoxictohumans,animals,andaquaticlife.Itcanproducelungtumorswheninhaledandreadilyinducesskinsensitization.Itisnotknownwhethercancerwillresultfromingestionofchromiuminanyofitsvalencestates.Ionchromatographyprovidesameansofseparatingthehexavalentchromiumfromotherspeciespresentinthesample,manyofwhichinterferewithotherdetectionmethods.Thecombinationofthisseparationwithasensitivecolorimetricdetectionmethodprovidesaselectiveandsensitiveanalyticalmethodforhexavalentchromiumwithminimalsamplepreparation.1.1Thistestmethodcoversproceduresforthedeterminationofdissolvedhexavalentchromiuminwastewater,surfacewater,anddrinkingwater.1.2Theprecisionandbiasofthistestmethodhasbeentestedinreagentwaterandindustrialwastewaterandhasbeenfoundsuitableovertherangeofapproximately1to1000956;g/L.Seefordetails.Higherlevelscanbedeterminedbyappropriatedilution.1.3Samplescontainingveryhighlevelsofanionicspecies(thatis,chloride,sulfate,etc.)maycausecolumnoverload.Samplescontaininghighlevelsofreducingspecies(thatis,sulfides,sulfites,etc.)maycausereductionofCr(VI)toCr(III).ThiscanbeminimizedbybufferingthesampletoapHof9to9.5,filteringit,storingitat4176;Candanalyzingitwithin24h.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Z16
【国际标准分类号】:71_060_50
【页数】:7P.;A4
【正文语种】:
【英文标准名称】:StandardTestMethodforDeterminationofCopperReleaseRateFromAntifoulingCoatingSystemsinArtificialSeawater
【原文标准名称】:人造海水中防污涂料系统的铜释放率的标准试验方法
【标准号】:ASTMD6442-2003
【标准状态】:作废
【国别】:美国
【发布日期】:2003
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:覆层;铜;防污漆;海水;试验方法
【英文主题词】:copper;antifoulingpaints;seawater;coatings;testmethods
【摘要】:
【中国标准分类号】:Z16
【国际标准分类号】:87_040
【页数】:7P;A4
【正文语种】:英语
