NYC-WTC_000232802

NYC 9/11 Public Portal Document

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Michael Salum Philip Analytical Services Inc Mise.

4418 Pottsville Pike Reading, Pennsylvania 19605 610 921-9667 610 921-8833

= not analysed = less than Method Detection Limit (MDL) 'NA' = no data available LOQ can by determined for all analytes by multiplying the appropriate MDL X 3.33 Blank correction is only peiformed on oil and grease, BTEX, total purgeable hydrocarbons and VOC analyses when Canadian methods are utilized. Solids data is based on dry weight except for biota analyses. Organic analyses are not corrected for extraction recovery standards except for isotope dilution methods, (i.e. CARB 429 PAII, all PCDD/F and DBD/DBF analyses) The enclosed copy of the Chain of Custody Record may contain information necessary for the interpretation of the data.

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CITY_21MC100_009479976

NYC-WTC_000232803