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21 <br /> 915 <br /> .e 3Eay ? s <br /> h ' <br /> x ., - A �.:. '4' fi% ?:r�...a'�..r <br /> i <br /> AEGIS ENMONMENTAL, INC. <br /> STANDARD OPERATING pH0CEDUnES <br /> fiF: LADORATGnY ANALYTICAL OUAt_iTY ASSURANCE AND CONTRC+I- <br /> SOP-5 <br /> ds an <br /> In addition to routirins11. callb"ation 01',he ani lG p 7tc;sue d tipccuracy.kc`s non trJr pe.ccr��o n he <br /> i;r <br /> the laboratory an, �t is ragae <br /> d to analyses to insure an added meas>rre of precision and a :�c curacy is also <br /> v�r;fied tIlrough the tp l0viin : <br /> and Stale certific4ition pror�rat�sy; <br /> 1_ U.S. Environmental Protection Agency (EPA) <br /> 2. Participation in an inter-laboratory or "round-robin' quatty aPsuranMe I;rpr r rTt; <br /> h an etterr tine mo,hcd. For example, Calcium may be <br /> 3. Veri.iLaticn of results w;t t� or t:trEmctric r-tethafis. <br /> do€ermined by atomic absorption, ion chrored through <br /> y• r and tr.1 or <br /> Volatile organic compounds rnaif be determined through ether purg p <br /> .quid-liquid emra:tion methods. and, <br /> equipment accuracy. v;here trace analysis ;s invol:sd, <br /> a. Miscella teous cht cks of equip, l ed is of area; cnncerr;, The <br /> purity of tete solvents, reagents and gases employed <br /> laboratory maintains&service contract ort all rriaI instrumentation,. nrgan including <br /> chromatograph,atomic absorption, ion chi omatogr4phy <br /> analyzers. Each of these instruments are serviced and maintained ger dart}. <br />