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lieIncl additional water 1s idded to the sample contarnet Aftet lescalme sg th .tlnplC C0111.1mei it bubbles still aie picsent <br /> inside the sample container is discarded and the proccduic is iepe.tted with a new uontairler <br />' L lhowtory Ind field handling procedures may he monitoied it requried by the client or rcgul ttois by rm ludIng qu Ilrty <br /> contaol (QC) samples for analysis with the groundwater samples Example,, of different types of QC sarnp[c,, ire as Iollows <br />' rrip blanks aie piepared at the analyt]callahoratoiy by Mboiatoiy personnel to check field handling procedures Fiip <br /> blanks .tic transpotted to the project site in the slme in inner as the laboratory-supplied sample cont uneis to he Irlled <br /> They lie not opened, and are lcturned to the Iahoratoly with the samples collected rirp blanks are .irwlyzed lot <br /> putglhle organic compounds <br />' Equipment hlanks ire prepired in the lield to determine It dcc.ontimmation of field sampling equipment has been <br /> c,tlective Phe sampling equipment used to collect the groundwater samples is rinsed with distilled watei which is then <br /> decanted into laboratory-supplied containers The equipment blinks are transported to the laboratory and me analysed <br />' 101 the ',,line chemical constituents as the samples collcUcd at the site <br /> Duplic,tes arc collected at the same time that the standaid gioundwater samples aie being collected and are dildly7ed for <br /> the same compounds in otdci to check the reproducibility of lahoritoiy d ua They .ue typically only collected from <br />' one well per sampling event The duphcate Is 1ssrg1lecl in identification number that will not isuociate it with the <br /> source well <br /> Generally trip blanks and field blanks check field handling .ind transportation procedures Duphc.Ites check laboratory <br />' proccdures The configuration of QC samples 1s determined by CGI depending on site conditions and regulatory <br /> icqunclncnts <br /> 1 <br /> 1• <br /> 1 <br /> 1 <br /> 1 <br /> • <br /> 1 <br /> Ci_i_AkwAiERGttour INc (GWS) 2 ievised November 8 <br />