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WZI INC <br /> ' Laboratory contractor shall note the following GCs stem parameters orthe first page <br /> ' of each day's chromatograms <br /> ' 1) Gas flows for all compressed gases <br /> 2) Tank pressures for all compressed gases <br /> ' 3) Temperatures <br /> a Infector <br /> b Column <br /> c Detector <br /> 4) Integrator parameters <br /> a Infector <br /> ' b Peak markers <br /> c Baseline offset <br /> 5) Column <br /> a Type <br /> b Length and diameter <br /> c Packing material <br /> d Temperature <br /> ' 6) Operator <br /> 7) Date <br /> If an system parameters chane the Contractor will document on the chromatograms <br /> Y Y P 9 g s <br /> ' that these changes occurred, and shall list the actual changes on the chromatograms <br /> ' All quality control procedures will be conducted according to U S EPA SW 846 <br /> protocol <br /> APPENDIX III <br /> 12270020 025 16 <br />