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11 <br />- - 3 - 9=n. n fi ate, arrf _ <br />Late. _ IE 6E <br />Page <br />of E. <br />Weil water samples are filtered prior to analysis to remc.e <br />EuE-enotd perticulate matter. Samples requiring digestion are r_. <br />filtered. Samples to be analysed - for volatile compounds are nc., <br />az a rule, filtered. Exceptior, is made uDr•n client request. <br />W a` e r w e e d i n t h e c o u r s e C f C r C a n i C 2 r a I Y! t (o n 1 t i `- <br />S t a Gerd °er:ries) vv1 { eCni Q t h.E i ' 7 I I grade. <br />Water used in the course of inorganic analyses will conform to <br />AST"' Types I , I 11 or ' I r', as outI i ned i n EPA- r^Q/d-79-v.;= <br />Ha -"Dock fpr Ar.aIvt'ceI Qua ty Ccnt -cl in Water and Westewe-t- <br />i e - - rat c.r es Narcn .S7®. <br />Soi:d sarr:pies are ccmpler, mixtures of varyinc particle size. E.. <br />pa._,ole may contain the cc^Stituents :f inte.reet at differe-_ <br />ccrcentratier.s then the others. The ser-p"e size used for anal ye=s <br />s rneX:m'_td in an effort to compensate for this problem. S <br />C v i e T'.': C <br />aarnppies ma a crcunc to pard through a :A mesh siev`, and ce-e <br />4C taken to avoi d cr ir.di nG rocks. Thi s procedure 4. s referenced =^. <br />. <br />Pa' ..ria i e C Grrr®r <br />, s -y o6, = <br />-- _... __ 're_ e ® dr,� ver : a i , , crni a =: <br />