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as We agitation as post-ble to reducd potential loss of VOW]* consatumts. )&j o , <br />r ions, MS, <br />and metals axmjys4:s (W non -preserved con <br />tain=) will be collected nm fOjjoW,:d by $amp,<!$ to <br />be collectcd in presaved contain=, Contaw-m wal be fiHed dirwdy fror <br />'a thO disposable baffer. <br />immediately capped, and placed in a temperature-monitortd icedchest Cautiort will be used not <br />to oveM bo"Ies contabung a prImmovC Tanp=tm WW be monitored by placidg. <br />thamotn,tter in the chest and checS�ng to make sut, thv ' is 1CO <br />tl= , 'Suffitiew 4 1 in th't chest to <br />maintain a tcrnp« # }: of -aRxWdinatoly 4 dcgr= Celshm 71le abotVoly WM tnea� <br />docowca4 and report the t=p erature of the satnpie container upon anival at the Wboratory., <br />The analytical laboratory places a total of '2 ml of nitric add -in SOUle Of the I liter bottles to <br />r0ducc the PH to below I On an annual basis an cj= pr=xvtd bottle will be filled ,ith <br />.groundwater and -the pH raeasured in the botth— It is,=unrA that d.,,- PH will bc-btlow 2- if it <br />is not the field technician, will addnitric acid !a T�easured amounts until the pH is Wow 2. 111is <br />added quantity of acid wHI be placed in all the preserved butdcsAvgvr,� L%-, <br />_Wto w.i. <br />SawPle's- to be submitted for metals an2lysis -will- be filtered in the field_ Filtering. will b, <br />performed using an in line filter mechjuiRt! wWch.uscs the pumping, <br />PrOCCSS -of the- dedicated, <br />pump to draw water through the 4 micmn'filter- A new filb= v.Q be used at each -Wcll. The new <br />fidters ',kd1l Taave a minimurn of one filter valumc of groundwatw F=smiz�d through them to - <br />reduce adsorption effects. 11* actual filtered.samPle.will not be c011ect.tet -untH af <br />mmnnum o <br />two filter voluracs of groundwater hzsbeen. passed through the filter. For wells vntbout <br />ilcr, duougli a filter zpparatusjujo the <br />dedicated pumM the samples are'traasfcrzed from the bRL <br />appropriate sampl,* container. The filter apparatus consists of a pm=,e *essela hand -op=ted <br />.Pressure pUmp, and a filter,cartridge. Water fmrn the baRer is placed in 3 vessel ,Md <br />enough ' air pressure (via the hand pump) is applTed to force water #} i4 the 3: .c cartridge into <br />the sample bottles. The pressure v=*1 is washed in Alconox, Aeam 04umed, and riased' I with <br />"Od=d W3W bctw= wcML A new filtor ;NC rttidgic is used at =d w4l <br />I <br />2348390 -FO IM 10325 A-9 My 14,2000 <br />CMTI& 1000 KkktWder, ter— <br />