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Table 4-2 <br /> Laboratory Soil Analyses and Requirements for Sample Types, <br /> Containers,Preservation,and Holding Times <br /> Supplemental Soil Investigation <br /> Sample Location Anal tical Method Max Holding <br /> Y Sample Type Container Preservation Time <br /> All soil boring PNAs (SW8310) Soil 8-oz.jar None 14 days <br /> samples Gas BTEX (SW8020/80 15 MOD) Soil 8-oz.jar None 14 days <br /> TPH Diesel/SW8015 Y <br /> Soil 8-oz.jar None 14 days <br /> A subset of all Moisture Content (ASTM D2216) Soil 2-oz.jar None None • <br /> samples (25%) Total Organic Carbon (SW9060) Soil 4 oz.jar None None <br /> Cyanide (EPA335.2) Soil 8-oz.jar None 14 days <br /> pH (SW9045) Y <br /> Soil 8-oz.jar None None <br /> Sieve Analysis (USBR514.4.4) Soil 8-oz.jar None None <br /> Source areas 1 and Moisture Content Soil 2 oz.jarNone None <br /> 4 pH (SW9045) Soil 8 oz.jar None None <br /> Dry bulk density (ASA#)930.2 Soil core sample . None None <br /> Source area 2 Moisture Content(see above) Soil 2-oz.jar None None <br /> PH(SW9045) Soil 8-oz.jar None None <br /> STLC* (CA Title 22) Soil 8-oz.jar None 28 days <br /> TCLP (SWI 311, SW6010/7000) Soil 8-oz.jar None 28 days <br /> Y <br /> Source area 3 Sample of tar for: <br /> VOCs (EPA8240) Soil 2-oz.jar None 7 days • <br /> Cyanide (EPA335.2) Soil 8-oz.jar None 14 days <br /> TCLP (SW1331, SW6010/7000) Soil 8-oz.jar None 28 days <br /> STLC* (CA Title 22) Soil 8-oz.jar None 28 days <br /> pH(SW9045) Soil 8-oz.jar None None <br /> [*—Only7o7nesa7mple of MGP residue from subarea 2 and one from subarea 3 will be analyzed for STLC and TCLP compounds. <br /> SF010030B86.DOC <br />