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California Department of Health Services <br /> Hazardous Materials Laboratory <br /> 2151 Berkeley Way, Berkeley, CA 94704 <br /> Tel . No. (510) 540-3003 <br /> Inorganic Quality Assurance <br /> Collector' s Name: ALAN ITO HML # : 911966 to 911968 <br /> Sample Location: LODI METAL TECH Activity: SEB <br /> 213 SOUTH KELLY ST. , Collector' s # : LMT4279-1A <br /> LODI , 95240 to: LMT4279-7A <br /> Analytical Procedure Used: Ha by Cold Vapor Technique <br /> Reference: EPA SW-846 Concentration units: mg/L <br /> 1. Initial Reference Determination Hg <br /> Calibration Standard <br /> Verification Found 0 . 141 <br /> Source: EPA <br /> WP284 True 0 . 175 <br /> % Recovery 80 . 6 <br /> Method Blank < 0. 05 <br /> 2 . Continuing Standard Found 0. 371 <br /> Calibration Solution <br /> Verification SOURCE: EPA True 0. 437 <br /> WP284 <br /> Recovery 84 . 9 <br /> Preparation Blank < 0. 05 <br /> Spike Sample No. % Recovery A 86 . 0 <br /> Duplicate HML# 911968 <br /> Results Matrix:SOLID % Recovery B 81. 0 <br /> RPD % 5 . 99 <br /> 4 . Spike Sample No. Spike Result A 0. 086 <br /> Recovery HML# 911968 <br /> Result Matrix:SOLID Spike Result B 0. 081 <br /> Spike Added 0 . 10 <br /> Sample Result < 0. 05 <br /> Signatures: <br /> /-,--2- t <br /> Z naida Odion Dafte Milad S. Iskander Date <br /> Analyst Supervisor <br />