Dioxin wipe sample results, March 2003

NYC 9/11 Public Portal Document

Certificate ofAnalysis LABORATORY INFORMATION

Attention: Vaughan OWeill Contact: Julius Fulop, M.Sc., C.Chem. Client Name: Philip Analytical Services Inc Project: AN030286 Project: JLC Environmental Date Received: 06-Mar-2003 Project Desc: Date Reported: 19-Mar-2003

Address: 4418 Pottsville Pike Submission No.: 3C0148 Reading, Pennsylvania Sample No.: 009192-009222 19605 Fax Number: 610 921-9667 Phone Number: 610 921-8833

NOTES: '-' = not analysed '<' = less than Method Detection Limit (MDL) 'NA' = no data available LOQ can by determinedfor all analyses by multiplying the appropriate MDL X333 Blank correction it only performed on oil and grease, BTEX, total purgeable hydrocarbons and VOC analyses when Canadian methods are utilized Solids data is based on dry weight exceptfor bhNa ana(yses. Organic analyses are not correctedfor extraction recovery standards exceptfor isotope dilution methods, (Le. CARB 429 PAM, all PCDD/F and DBD/DBFanalyses) The enclosed copy of the Chain of Custody Record may contain Information necessaryforthe Interpretation of the data.

Methods used by PSC Analytical Services are based upon those found in 'Standard Methods for the Examination of Water and Wastewater', Twentieth Edition. Other methods are based on the principles of MISA or EPA methodologies. New York State: ELAP Identification Number 10756.

All work recorded herein has been done in accordance with normal professional standards using accepted testing methodologies, quality assurance and quality control procedures except where otherwise agreed to by the client and testing company in writing. Any and all use of these test results shall be limited to the actual cost of the pertinent analysis done. There is no other warranty expressed or implied Your samples will be retained at PSC Analytical Services for a period of three weeks from receipt of data or as per contract.

COMMENTS:

Certified by: Page 1 of 1

NYC-WTC 000101237