3M Environmental Laboratory P0003268; Interim Report#2 Analytical Report Analysis of PFBS, PFHS, and PFOS from 3M Decatur Offsite Sediment Samples Interim Report #2 MPI GLP Protocol Number P0003268 Data Requirement 40 CFR Part 792 Author Michelle D.

STLS E V E R N TRENT STL Chicago 2417 Bond Street University Park, IL 60466 Tel: 708 534 5200 Fax: 708 534 5211 mvw.sf/-/ni:.com S ig n a tu re Name : Rij^yCrrl C , Wright Title: Pt o jecL Manager E-Mail : rwright@st.l- inc .com Thi.s Report Contains Leaders in F.nvironmenta!

SEVERN TRENT LABORATORIES ANALYTICAL REPORT JOB NUMBER: 238585 Prepared For: Weston Solutions, Inc. 1400 Weston Way Building 5-2 West Chester, PA 19380-1499 Project: Confidential Decatur - FC Investigation Attention: Jai Kesari Date: 07/29/2005 Signature Name: Richard C.

_ 0751+ ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE_______________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203CE. (1Octanesulfonic acid) (CAS # 2795-39-3).

M 3 2 6 _ 0X37 ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE___________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-600. (1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-, potassium salt, CAS # 2795-39-3) Remarks: The 3M production lot number was Belgium 2367.

AR AA6 _ OZ Hi BIODEGRADATION (BOD/COD) TEST SUBSTANCE Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-602. (1Octanesulfonic acid) (CAS # 2795-39-3).

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AIL 2-1 6 -1 0 ZT F -Y /-0 1 /- /3 7 & UNITED STATES ENVIRONMENTAL PROTECTION AGENCY WASHINGTON, D.C. 20460 February 14,2001 -4'-2.2G-/SS7 OFFICE OF PREVENTION.

Medicine, Health Physics Industrial Hygiene, Toxicology 3M Medical Department 3M Center.

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From: To: CC: Sent: Subject: Attachments: Tom Cortina Hunstad, Mary P CIV NAVSEA HQ, SEA 05 Fletcher, Steven G CIV NAVSEA HQ, SEA 05; Berkoski, Daniel T CIV NAVSEA, SEA 05 1/12/2017 6:44:15 PM [Non-DoD Source] Re: EU PFOA Regulations D04761201 -en-2.pdf; REACH PFOA Decision Dec'16.pdf Mary, Here is the most recent EU document and we understand that this is what has been approved and will be published in March.

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