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North State Environmental ? <br /> Chemical Waste Disposal • Trucking • Consulting <br /> I i <br /> C E R T I F I C A T E O F A N A L Y S I S <br /> Lab Number: 97-524 <br /> Client : Semco HK2 t <br /> Project : 1131 Holly Dr, Tracy / 96-0315 . 1 <br /> 3 <br /> Date Reported: 06/25/97 <br /> Reactive Cyanide by SW-846 Chapter 7, Section 7 . 3. 3 . 2 <br /> Reactive Sulfide b SW-846 Chapter 7 <br /> Y p , Section 7 . 3. 4 . 2 <br /> STLC Metals by CAM WET by Title 22 66700 <br /> Lead by Method 7420 Atomic Absorbtion <br /> Flashpoint by EPA Method 1010 <br /> pH of soil Wastes by Method 9045 <br /> AnalyteMethod Result `' Unit Date Sampled Date Analyzed <br /> Sample: 97-524-01 Client ID: SPOIL-2 . 8 SOIL <br /> Flashpoint 1010 ND<200 F 06/19/97 <br /> STLC Lead 7420 3 .2 mg/L 06/25/97 <br /> pH 9045 7 . 6 <br /> Cyanide CH7, 7 . 3 . 3 . 2ND mg/Kg 06/26/97 <br /> Sulfide CH7, 7 . 3 . 4 . 2ND mg/Kg <br /> r <br /> k <br /> Page 1 <br /> P. O . Box 5624 South San Francisco , California 94083 415 -588-2838 FAX 588- 1950 <br /> r <br /> I <br />