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— 1 - - — <br /> SIERRA LABORATORIES INC <br /> I <br /> 1 i <br /> Park Em tronmental Corporation Sitrra CitLnt No 10000-92 Date Sampled 03107194 I <br /> ' 4231 Pat1ft Street,Suite 7 Slcrra Prulttt No SP-1008-94 Date Recutied 03/09/94 I <br /> Rocklin,Cahrorma 956177 Client Project No 5007 t3 Date Prepared 031161941 <br /> Client Protect- Date Analyzed 03/16/941 <br /> EISA 170 <br /> ' Sample Preparation EPA 3003 i <br /> Sample Analysts EPA 7421(Total Lead by GFAA) Report Date 03/221941 <br /> I <br /> Matrix Spike and Duplicate Report <br /> ' Iota!Lead (Range) <br /> Matra Spike 96 (80-120) <br /> ' Recovery(%) <br /> Relative Per-cent 0 (0-20) <br /> Difference <br /> ' Quality Cuntrul RLtertAll Number 49403-31 <br /> i <br /> I <br /> I <br /> 1 <br /> I <br /> I <br /> I <br /> t <br />