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t; AEGIS ENVI ROWENTAL, INC. <br /> STANDARD OPERATING PROCEDURES <br /> 1 RE: LABORATORY ANALYTICAL OUALITY ASSURANCE AND CONTROL <br /> i SOP-5 <br /> to routine calibration of the analytical instruments with standards and blanks, <br /> ` in addition on 10 erc�nt of the <br /> the laboratory analyst is required to run duplicates and spikes p <br /> analyses to insure an added measure of precision and accuracy, Accuracy is also <br /> verified through the following. <br /> �@ 1. U.S. Environmental Protection Agency (EPA) and State certification programs; <br /> r:3 f <br /> 4 2 Participation.in an int9r-laboratory or "round-robin" quality assurance program; <br /> may be <br /> alcium <br /> 3. Verification of results with an alternative method. For example ,Cet is methods. <br /> determined by atomic absorption, ion chromatography, a and tra <br /> Volatile organic compounds may be determined through either purg p <br /> cr liquid-liquid extraction methods; and, <br /> 4. Miscellaneous checks of equipment accuracy. Whore trace analysis is involved, <br /> purity of the solvents, reagents and gases employed is of great concern. The 3 <br /> r,f laboratory maintains a service contract on all major instrumentation, including g <br /> as chromatograph, atomic absorption, ion chromatography and total organic <br /> carbon analyzers. Each of these instruments are serviced and maintained <br /> r regularly. <br /> �i iul i <br /> - .- _-- <br /> � f 4 <br /> 4 � <br /> 1 } _ AiTACIiMENTl4DaSl:une 1990 - .. <br />