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F]UPIGROUNDWATER <br /> ElD❑ TECHNOLOGY, INC. <br /> HEALTH &SAFETY PROGRAM <br /> DAILY INSTRUMENT CALIBRATION CHECK SHEET <br /> Project Name Instrument <br /> Job Number ID # <br /> BATTERY ZERO CALIBRATION CALIBRATED <br /> DATE INSTRUMENT CHECK OK? ADJUST OK? GAS(PPM) READING(PPM) BY COMMENTS <br />