ASTM D 6562-2006 利用9-(N-甲氨基甲基)蒽(MAMA)法测定工作场所空气中气态二异腈酸己二酯(HDI)的标准试验方法
作者:标准资料网 时间:2024-05-14 23:07:06 浏览:9431
来源:标准资料网
【英文标准名称】:StandardTestMethodforDeterminationofGaseousHexamethyleneDiisocyanate(HDI)inAirwith9-(N-methylaminomethyl)AnthraceneMethod(MAMA)intheWorkplace
【原文标准名称】:利用9-(N-甲氨基甲基)蒽(MAMA)法测定工作场所空气中气态二异腈酸己二酯(HDI)的标准试验方法
【标准号】:ASTMD6562-2006
【标准状态】:现行
【国别】:美国
【发布日期】:2006
【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】:空气;蒽;测定;气体的;二异腈酸己二酯(HDI);测试方法;试验;工作地点
【英文主题词】:Air;Anthracene;Determination;Gaseous;Hexamethylenediisocyanate;Testmethods;Testing;Workingplaces
【摘要】:
【中国标准分类号】:Z15
【国际标准分类号】:13_040_30
【页数】:6P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforDeterminingTransmissivityandStorativityofLowPermeabilityRocksbyInSituMeasurementsUsingPressurePulseTechnique
【原文标准名称】:用压力脉冲技术现场测量低渗透性岩石的透射率和释水系数的标准试验方法
【标准号】:ASTMD4631-1995(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1995
【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】:D18.21
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:boreholedrilling;discontinuities;faultzones;fieldtestingflowandflowrate;groundwater;permeability;pressuretesting;pulsetesting;rock;saturation;storativity;transmissivity;viscosity;water;watersaturation;Boreholedrilling;Discontin
【摘要】:TestMethod8212;Thepulsetestmethodisusedtodeterminethetransmissivityandstorativityoflow-permeabilityformationssurroundingthepacked-offintervals.Thistestmethodisconsiderablyshorterindurationthanthepumpandslugtestsusedinmorepermeablerocks.Toobtainresultstothedesiredaccuracy,pumpandslugtestsinlow-permeabilityformationsaretootimeconsuming,asindicatedinFig.1(fromBredehoeftandPapadopulos(1)).Analysis8212;Thetransientpressuredataobtainedusingthesuggestedmethodareevaluatedbythecurve-matchingtechniquedescribedbyBredehoeftandPapadopulos(1),orbyananalyticaltechniqueproposedbyWangetal(2).Thelatterisparticularlyusefulforinterpretingpulsetestswhenonlytheearly-timetransientpressuredecaydataareavailable.Units:Conversions8212;Thepermeabilityofaformationisoftenexpressedintermsoftheunitdarcy.Aporousmediumhasapermeabilityof1darcywhenafluidofviscosity1cP(1mPax00B7;s)flowsthroughitatarateof1cm3/s(10x2212;6m3/s)/1cm2(10x2212;4m2)cross-sectionalareaatapressuredifferentialof1atm(101.4kPa)/1cm(10mm)oflength.Onedarcycorrespondsto0.987x03BC;m2.Forwaterastheflowingfluidat20x00B0;C,ahydraulicconductivityof9.66x03BC;m/scorrespondstoapermeabilityof1darcy.ViscosityofWater8212;Table1showstheviscosityofwaterasafunctionoftemperature.TABLE1ViscosityofWaterasaFunctionofTemperatureTemperature,x00B0;CAbsoluteViscosity,mPax00B7;s0
1.79
2
1.67
4
1.57
6
1.47
8
1.39
10
1.31
12
1.24
14
1.17
16
1.11
18
1.06
20
1.00
22
0.96
24
0.91
26
0.87
28
0.84
30
0.80
......
