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r� r �■■ r � r r r. r� r s r rr• r �Sr� r• <br /> Appendix C <br /> ONSITE Environmental Laboratories, Inc RL.VISn1n 0 <br /> Quality Assurance Plan Rbruary 15, 1996 <br /> Page I o f 6 <br /> Appendix C Table 1: Ceiieral Guulehries foi Routine Operational Caleb:anon Re(Imtetnents <br /> I <br /> Instrument Calibration Calibration Computation Process and Continuing Calibration and Other Criteria (Method <br /> Standards Used Frequency Acceptance Criteria * Acceptance Criteria specific) <br /> Wet Chemistry Bland. + 3-5 Each Linear regression, r2 >_ CCV and blank every loth For titrations run a <br /> Analysts, UV/Visible standards analytical 0 995 sample and at end of run, ± blank and a single <br /> Spectrophotometer, defining the batch 10% of true value Known value standard <br /> linear range <br /> PH Meter pH 7 0 + I Each Every 10th sample and at end of LCS is a third Standard <br /> standard analytical 0 05 pH unit flint, f 0 05 pH unit <br /> bracketing the batell <br /> sample <br /> Atomic Absorption Blank + 3-5 Each Linear regression, r2 L Midrange standard and blank One calibration standaud <br /> Spectrophotometer standards analytical 0 995 every 10111 sample and at end of must be at or near <br /> dr,fining the batch nun, t 10% of true value MDL <br /> linear range. ** <br /> Readings must be to <br /> replicate <br /> I <br /> Inductively COupled Manufacturer's Each Maxiinum response Blank + midrange standard Special requirements for <br /> Plasma instructions an.ilytical < 0 006 every 10th sample and at end of CLP and CPA 200 7 <br /> Specirophotometcr batch run, Blank = ND, CCV = ± and 6010A <br /> Annual MDL I-or EPA 6010A, mtiltiple 10% of true value <br /> and linear range standards must be analyzed Interference,check <br /> dcternimaiions to demonstrate validity of samples nin before <br /> required the calibration samples and at end of <br /> nun or every H hours <br /> Word 6 0%oetdppe doe <br />