%PDF-1.5 % 9 0 obj <> endobj 19 0 obj <>/Filter/FlateDecode/ID[<93ACB15CC1F54F699EC6B15C239E4599>]/Index[9 22]/Info 8 0 R/Length 68/Prev 43680/Root 10 0 R/Size 31/Type/XRef/W[1 2 1]>>stream hbbd``b`J @H"ˀWPQ<l 3aH#ƣ  endstream endobj startxref 0 %%EOF 30 0 obj <>stream hb```">fa=~130pxp{zGGHD Y"hee` ">: endstream endobj 10 0 obj <> endobj 11 0 obj <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]>>/Rotate 0/Type/Page>> endobj 12 0 obj <>stream hޤmo6?ýl1d'>v4۱ګͭ%۱Іݑͬ'8."vO?#-/pCB#c40Np 1 s,p? k=\/ti̪v(mjkry=~r. %$ Ǔ"戅Jm'6KŻN\fEeYoIᏺyft\'+7lutłuݞ Iʪ̬vq&/ s`!|T|d1>7 WXoT[oT7Z H 'DH{f $ {?+'&Rd{K2@ԠH7FL2M$A3O1%(-,29 D~|dd(N (Im?JTdֶ `Eo)fZ #q8tH䭠RƭWnŻؐ N ҽ0m$eɨHg4hh"\:'*ϫP*X4o4<<1-3I(5 2/v4LQ; RKz= o-P#;ӦpS6p#'>bFdݘyGr.m)kk&n^܂ø9}9X{c'KTqK92qN&u*\ v)1ۍ0k&jFMB }cḲct~zG7Wx d)n kʯpS,MrancF/DD endstream endobj 13 0 obj <>stream BT /CS0 cs 0 0 0 scn /GS0 gs /TT0 1 Tf 24 0 0 24 90 699.12 Tm (GC)Tj (-)Tj [(MS of Organi)-1(c Unk)1(nowns)]TJ ( )Tj 0.002 Tc 13.92 0 0 13.92 90 674.4 Tm [(M)-2(eth)-1(o)-1(d)-1( S)-1(electio)-1(n)]TJ 0 Tc 6.752 0 Td ( )Tj /T1_0 1 Tf 12 0 0 12 90 655.92 Tm (In order to analyze a sample using the GC)Tj (-)Tj (MS, we must first choose the correct method in )Tj 0 -1.16 TD (Chemstation. The method contains all the GC)Tj (-)Tj (MS parameters needed for the analysis.)Tj ( )Tj 1.5 -1.66 Td (1.)Tj /TT1 1 Tf ( )Tj /T1_0 1 Tf 1.5 0 Td (If you are not in the \223Instrument Control)Tj (\224 window, open it by choosing \223Instrument )Tj 0 -1.18 TD (Control\224 from the View menu.)Tj ( )Tj 0 -1.16 TD (Click on the Method menu, and select Load\205)Tj ( )Tj -1.5 -1.16 Td (2.)Tj /TT1 1 Tf ( )Tj /T1_0 1 Tf 1.5 0 Td (Select the method \223organic1.m\224.)Tj ( )Tj -1.5 -1.18 Td (3.)Tj /TT1 1 Tf ( )Tj /T1_0 1 Tf 1.5 0 Td (After the method has been loaded, click on the button with the large gre\ en arrow to )Tj T* (start the analysis.)Tj ( )Tj -1.5 -1.16 Td (4.)Tj /TT1 1 Tf ( )Tj /T1_0 1 Tf 1.5 0 Td (Enter )Tj (your name in the \223Operator Name\224 box that appears)Tj ( )Tj -1.5 -1.18 Td (5.)Tj /TT1 1 Tf ( )Tj /T1_0 1 Tf 1.5 0 Td (Enter \223organic.d\224 in the data file name box. Note: normally we do \ not wish to save )Tj T* (these chromatograms, so we will continuously overwrite to this file!)Tj 25.942 0 Td ( )Tj -27.442 -1.16 Td (6.)Tj /TT1 1 Tf ( )Tj /T1_0 1 Tf 1.5 0 Td (Enter the name of your sample in the \223Sample Name\224 box)Tj (.)Tj ( )Tj -1.5 -1.18 Td (7.)Tj /TT1 1 Tf ( )Tj /T1_0 1 Tf 1.5 0 Td (If you desire, enter any miscellaneous information in the \223Misc. Info\ \224 box.)Tj 28.815 0 Td ( )Tj -30.315 -1.16 Td (8.)Tj /TT1 1 Tf ( )Tj /T1_0 1 Tf 1.5 0 Td (Click on the \223Start Run\205\224 button at the bottom of the screen.)Tj 24.445 0 Td ( )Tj -25.945 -1.16 Td (9.)Tj /TT1 1 Tf ( )Tj /T1_0 1 Tf 1.5 0 Td (Click on the \223Yes\224 button that appears on the overwrite file dialo\ g box prompt.)Tj 30.664 0 Td ( )Tj -32.164 -1.18 Td (10.)Tj /TT1 1 Tf ( )Tj /T1_0 1 Tf 1.5 0 Td (At this point, the computer will sen)Tj (d all the information needed to the GC and the )Tj T* (MS to perform the analysis.)Tj ( )Tj -1.5 -1.16 Td (11.)Tj /TT1 1 Tf ( )Tj /T1_0 1 Tf 1.5 0 Td (You are now ready to inject your sample and perform the analysis.)Tj 25.523 0 Td ( )Tj /TT0 1 Tf 0.002 Tc 13.92 0 0 13.92 90 391.2 Tm [(S)-1(am)-3(ple P)-1(reparation)-1( an)-1(d I)1(n)-1(jection)]TJ 0 Tc ( )Tj /T1_0 1 Tf 12 0 0 12 108 372.96 Tm (12.)Tj /TT1 1 Tf ( )Tj /T1_0 1 Tf 1.5 0 Td (Using a glass Pasteur pipet, transfer about 4 mL of CH)Tj 6.96 0 0 6.96 380.7197 372 Tm (2)Tj 12 0 0 12 384.2197 372.96 Tm (Cl)Tj 6.96 0 0 6.96 395.5354 372 Tm (2)Tj 12 0 0 12 399.0354 372.96 Tm ( )Tj (into a sample vial. Not)Tj (e: )Tj -22.753 -1.18 Td (a Pasteur pipet contains about 2 mL of fluid when filled.)Tj ( )Tj -1.5 -1.16 Td (13.)Tj /TT1 1 Tf ( )Tj /T1_0 1 Tf 1.5 0 Td (Using another glass Pasteur pipet, add 1)Tj 6.96 0 0 6.96 311.6848 343.92 Tm ( )Tj 12 0 0 12 313.4348 344.88 Tm (\226)Tj 6.96 0 0 6.96 319.4348 343.92 Tm ( )Tj 12 0 0 12 321.1848 344.88 Tm (2 drops of your unknown sample to the )Tj -16.265 -1.16 Td (CH)Tj 6.96 0 0 6.96 144.0237 330 Tm (2)Tj 12 0 0 12 147.5237 330.96 Tm (Cl)Tj 6.96 0 0 6.96 158.8393 330 Tm (2)Tj 12 0 0 12 162.3394 330.96 Tm (, and mix.)Tj ( )Tj -4.528 -1.18 Td (14.)Tj /TT1 1 Tf ( )Tj /T1_0 1 Tf 1.5 0 Td (Take a 10 \265L GC)Tj (-)Tj (MS syringe \(make sure it has a blunt, cone shaped tip\) and pull )Tj T* (the plunger back )Tj (to the 1 \265L mark. Place the tip of the needle in your sample, and )Tj T* (withdraw the plunger to the 2 \265L mark. Remove the tip of the needle f\ rom your )Tj 0 -1.18 TD (sample, and pull back the plunger to the 3 \265L mark.)Tj ( )Tj -1.5 -1.16 Td (15.)Tj /TT1 1 Tf ( )Tj /T1_0 1 Tf 1.5 0 Td (Your unknown sample is now held between two air gaps.)Tj ( )Tj -1.5 -1.16 Td (16.)Tj /TT1 1 Tf ( )Tj /T1_0 1 Tf 1.5 0 Td (Hold t)Tj (he plunger in place while you align the syringe over the injection port.\ We are )Tj T* (using injection port B, which is the port the furthest from the front of\ the GC. Inject )Tj 0 -1.16 TD (the sample by inserting the syringe needle into the injector until the b\ arrel of the )Tj T* (syr)Tj (inge rests on the injector. Press the plunger all the way into the syrin\ ge. Remove )Tj 0 -1.18 TD (the syringe from the injector, and then )Tj /T1_1 1 Tf (immediately)Tj /T1_0 1 Tf ( )Tj (press )Tj /T1_1 1 Tf (START)Tj /T1_0 1 Tf ( )Tj (on the GC )Tj 0 -1.16 TD (keypad. \(Or click START on the computer screen.\))Tj ( )Tj -1.5 -1.16 Td (17.)Tj /TT1 1 Tf ( )Tj /T1_1 1 Tf 1.5 0 Td (Do not choose )Tj /T1_0 1 Tf (\223override solvent delay\224 from the wi)Tj (ndow that pops up. If you ignore )Tj 0 -1.18 TD (this window, it will eventually disappear. Overriding the solvent delay \ will greatly )Tj 0 -1.16 TD (reduce the life expectancy of the mass spectrometer.)Tj ( )Tj ET endstream endobj 14 0 obj <>stream HyTSwoɞc [5laQIBHADED2mtFOE.c}08׎8GNg9w߽'0 ֠Jb  2y.-;!KZ ^i"L0- @8(r;q7Ly&Qq4j|9 V)gB0iW8#8wթ8_٥ʨQQj@&A)/g>'Kt;\ ӥ$պFZUn(4T%)뫔0C&Zi8bxEB;Pӓ̹A om?W= x-[0}y)7ta>jT7@tܛ`q2ʀ&6ZLĄ?_yxg)˔zçLU*uSkSeO4?׸c. 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DL:הadw|"F@`Ko7Ԥ] w~5-)&,ꓻ?eX-b3ByB׫c40|eNW61cq]05}]E9&3;c_RN/s&]u `2bY)E JCJVbr %kn:Ii??y΁FCڝ{ᄏ{Ld1f"76q)G>5&?$Sé]-9+m*=W݋-s~kF ")y#3tEse{ddP;2[ }Nv&%nikbۍڳ7w@„LJgŐj΀ Oҙj-x2#مUـcZ9縊Y@ٹ|Y;^ta} 7.;Ú/<0doOf.\<0OeV< :=+3C}p<ep-bQ<2Nx(d")>Gs9>1WG_j/Ɖ9mQ]w9 O󚋼mw/Yy}TR =Mi#EONg6v?ƌa__1M;U$g=ha)RBm{Ih`/nاֵ%8܎Ϥ"IT?ؙt:Q[yx(I"ck!-=VW/KK%VZKVR8_0M,xM['.#A 0\ܸAՀ}0#RXK,"TI zA`p cMѥJ啘{uRq4#mYG?mD~ы9"7.-'ҏK)6礅.zt"_I.B%&Qja\VYy+>$o@g8Hhϐ6F{>j\I,a&P Ic,D` endstream endobj 1 0 obj <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]>>/Rotate 0/Type/Page>> endobj 2 0 obj <>stream BT /CS0 cs 0 0 0 scn /GS0 gs /TT0 1 Tf 0.002 Tc -0.001 Tw 13.92 0 0 13.92 90 708 Tm [(D)-1(at)1(a A)-1(nal)1(ysis)]TJ 0 Tc 0 Tw 5.243 0 Td ( )Tj /T1_0 1 Tf 12 0 0 12 90 689.76 Tm (During a run, from the \223MS Top/Enhanced\224 window, click on the \223\ View\224 me)Tj 30.376 0 Td (nu, and select )Tj -30.376 -1.2 Td (\223Data Analysis \(offline\).)Tj ( )Tj 1.5 -1.2 Td (18.)Tj /TT1 1 Tf ( )Tj /T1_0 1 Tf 1.5 0 Td (If you would like to analyze your chromatogram as it is being collected,\ click on the )Tj 0 -1.2 TD (\223File\224 menu, and select \223Take Snapshot\224. Otherwise, wait for\ the data to be )Tj T* (collected, and choose \223Load Data File\224 from the \223File)Tj (\224 menu. Your data file name )Tj T* (should be \223Organic.d\224.)Tj ( )Tj -1.5 -1.2 Td (19.)Tj /TT1 1 Tf ( )Tj /T1_0 1 Tf 1.5 0 Td (Make sure the Organic1.m method has been loaded. It should say \223ORGAN\ IC1.M\224 )Tj T* (in the title bar at the top of the screen. If it does not, then click on\ the \223Method\224 )Tj T* (menu, and select \223Load Method\205\224. 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You )Tj T* (may also average several data points together by drawing a rectangle ove\ r the )Tj T* (chromatogram)Tj ( )Tj (peaks with the )Tj /T1_1 1 Tf (right)Tj /T1_0 1 Tf ( )Tj (mouse button depressed.)Tj ( )Tj -1.5 -1.2 Td (23.)Tj /TT1 1 Tf ( )Tj /T1_0 1 Tf 1.5 0 Td (You may print a copy of the mass spectrum and the chromatogram by select\ ing )Tj T* (\223Print\224 from the \223File\224 menu. If you select \223TIC and Spec\ trum\224, you will receive a )Tj T* (print)Tj (-)Tj (out of the TIC \(total)Tj (-)Tj (ion)Tj (-)Tj (chromatogram\) and t)Tj (he mass spectrum you selected.)Tj ( )Tj -1.5 -1.2 Td (24.)Tj /TT1 1 Tf ( )Tj /T1_0 1 Tf 1.5 0 Td (If you need to integrate your chromatogram, select \223Autointegrate\224\ from the )Tj T* (\223Chromatogram\224 menu. Do not save the autointegration parameters to\ the Method. )Tj T* (You can view and print the integration report by selecting \223Integrati\ o)Tj 26.768 0 Td (n Results\205\224 or )Tj -26.768 -1.2 Td (\223Percent Report\224 from the same menu.)Tj ( )Tj -1.5 -1.2 Td (25.)Tj /TT1 1 Tf ( )Tj /T1_0 1 Tf 1.5 0 Td (When you are finished analyzing your chromatogram, you can quit the )Tj /T1_1 1 Tf 27.668 0 Td (Data )Tj -27.668 -1.2 Td (Analysis)Tj /T1_0 1 Tf ( )Tj (program by selecting \223Exit\224 from the \223File\224 menu.)Tj ( )Tj /TT0 1 Tf 0.003 Tc -0.002 Tw 13.92 0 0 13.92 90 300 Tm [(F)1(i)1(ni)1(s)1(hi)1(ng)1( Up)]TJ 0 Tc 0 Tw 4.857 0 Td ( )Tj /T1_0 1 Tf 12 0 0 12 108 282 Tm (26.)Tj /TT1 1 Tf ( )Tj /T1_0 1 Tf 1.5 0 Td (If you are finished with your unknown sample, throw the sol)Tj (vent away in the )Tj T* (Halogenated Organic Solvent waste bottle located in the Northern most fu\ me hood )Tj T* (in the Organic Chemistry lab.)Tj ( )Tj -1.5 -1.2 Td (27.)Tj /TT1 1 Tf ( )Tj /T1_0 1 Tf 1.5 0 Td (It is very important to clean the syringe out after every injection. You\ can do this by )Tj T* (putting a small amount of acetone in a be)Tj (aker, and drawing up 5)Tj 6.96 0 0 6.96 426.2341 223.44 Tm ( )Tj 12 0 0 12 427.9841 224.4 Tm (\226)Tj 6.96 0 0 6.96 433.9841 223.44 Tm ( )Tj 12 0 0 12 435.7341 224.4 Tm (10 \265L of acetone )Tj -25.811 -1.2 Td (into the syringe, followed by squirting it out into a kim)Tj 21.349 0 Td (-)Tj (wipe \(where it will quickly )Tj -21.349 -1.2 Td (evaporate\). You should do this 5)Tj 6.96 0 0 6.96 276.5371 194.64 Tm ( )Tj 12 0 0 12 278.2871 195.6 Tm (\226)Tj 6.96 0 0 6.96 284.2871 194.64 Tm ( )Tj 12 0 0 12 286.0371 195.6 Tm (6 times to ensure the syringe is clean. Failure to do )Tj -13.336 -1.2 Td (this will result in carry over of your )Tj (sample into the next sample introduced into the )Tj T* (syringe. Also, the plunger may freeze)Tj (-)Tj (up if the sample is not washed off of the inside )Tj T* (surfaces of the syringe.)Tj ( )Tj ET endstream endobj 3 0 obj <>stream 2013-01-11T21:02:44Z Word 2013-01-11T16:02:53-05:00 2013-01-11T16:02:53-05:00 Adobe Mac PDF Plug-in application/pdf Andrew M. Napper Microsoft Word - GCMS of organic unknowns.doc uuid:d9bdd20c-0f6c-fb46-b696-d2983b8d8d04 uuid:6acaa5ca-45cb-e84d-a3b7-9807e76a6fdb endstream endobj 4 0 obj <>stream h2W0Pw/+Q0L)64 )XʂTb;; endstream endobj 5 0 obj <>stream h\A 0@wtYD Jb!6mbnH>N<o ʒ1'L 28xBodZLnsƗss^z0i1!TkeV vuTfjRA{!г O< }#N= {8ܘiT> #@= endstream endobj 6 0 obj <>/Filter/FlateDecode/ID[<93ACB15CC1F54F699EC6B15C239E4599>]/Info 8 0 R/Length 44/Root 10 0 R/Size 9/Type/XRef/W[1 2 0]>>stream hbb```blWgb`dbReb_11ٌ3 endstream endobj startxref 116 %%EOF