CHAIN OF CUSTODY / ANALYSIS REQUEST FORM Tuscaloosa Testing Laboratory T: 256-353-2910 PAGE 1 of 6 PROJECT INFORMATION Client: Weston Solutions, Inc. 1400 Weston Way, Bldg. 5-2 West Chester, PA 19380 T: 610-701-3761 F: 610-701-7401 Project Manager: Jai Kesari email: i.kesari(westonsolutions.com Project Name: Reference No: Decatur, AL FS IA GP Investigation 02181-129-081-0001 ANALYSES REQUESTED Sampler: T.

CHAIN OF CUSTODY / ANALYSIS REQUEST FORM Tuscaloosa Testing Laboratory T: 256-353-2910 PAGE PROJECT INFORMATION Client: Weston Solutions, Inc. 1400 Weston Way, Bldg. 5-2 West Chester, PA 19380 T: 610-701-3761 F: 610-701-7401 Project Manager: Jai Kesari em<ail: i.kesari(5)westonsolutions.com Project Name: Reference No: Decatur, AL FSIA GP Investigation 02181-129-081-0001 1 \NALYSES REQUESTEI Sampler: T.

Corporate Health Physics Corporate Occupational Medicine Corporate Product Responsibility Corporate Toxicology 3M Medical Department 3M Center, 220-2E-02 PO Box 33220 St.

M D fil Acute Ocular Irritation Test with T-3421 in Albino Rabbits 'i-- \ Experiment No.: 0883EB028 6 Conducted At: Safety Evaluation Laboratory Riker Laboratories, Inc.

Interoffice Correspondence V Subject : November 14, 1974 ire: H.

C orning H azleton liw.

ATTACHMENT TO LETTER TO C.

Phone Conversation Report f erni 0 / r wCOPi 3M 2?

C O V M > THE DEVELOPMENT SERVICES COMPANY Sponsor: 3M St.

Study Title Solubility of Perfluoro-1-octanesulfonyl Fluoride (P O S F) in W ater Data Requirement 40 CFR 160.105(b) Author Mark E.

BACK TO MAIN ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE________________________ Identity: Perfluorooctanoic acid, tetrabutylammonium salt; may also be referred to as PFOA tetrabutylammonium salt, tetrabutylammonium perfluorooctanoate, N2803-2, or as a major component of L-13492.

BACK TO MAIN Study Title Microbial Metabolism (Biodegradation) Studies of Perfluorooctane Sulfonate (PFOS) 11!.

BACK TO MAIN 3M Company EPI-0011 Page 1of 5 INTERIM REPORT Epidemiology M edical Department 3M Company St.

TSCA SANITIZED A22&3B3/ M B Research Laboratories , VOLUME I P.

% AR706 -00/7 JEFFERSON MEDICAL COLLEGE of THOMAS JEFFERSON UNIVERSITY Daniel Baugh Institute of Anatomy Department of Anatomy Office of the Director and Chairman Philadelphia, 19107 (215) 928-7820 November 12, 1982 Dr.