JOURNAL OF GEOPHYSICAL RESEARCH, VOL. 103, NO.

Recycle Options for PVDF Ultrafiltration Water Purification Membranes [Additional evidence to 1st submission: Part 28, number 6017] Introduction Polyvinylidene fluoride (PVDF) ultrafiltration membranes provide reliable barrier against the threat of water borne pathogens and transform contaminated surface waters into drinking water.

AR226-3197 TRADE SECRET Study Title H-24516: Subchronic Toxicity 90-Day Gavage Study in Rats with One-Generation Reproduction Evaluations Volume 1 of 5 Laboratory Project ID: DuPont-5386 TEST GUIDELINES: U.S.

TRADE SECRET Study Title H-24516: Subchronic Toxicity 90-Day Gavage Study m Rats with One-Generation Reproduction Evaluations Volume 3 of 5 Laboratory Project ID: DuPont-5386 AR226-3199 TEST GUIDELINES: U.S.

STUDY CODE: KOI-1815 ReceiptNo.

ACUTE TOXICITY TO AQUATIC INVERTEBRATES (DAPHNIA MAGNA) TEST SUBSTANCE ldent4: A mixturecontainingperfluorooctanesulfonatweh,ich may alsobe referredtoas PFOS, FC-95, oras a component ofFC-603F. (1Octanesulfoniaccid)(CAS # 2795-39-3).

[Ear] Exhibit Number WaiBates 33MMPbPaatayeymmenenttssffoorr JJoohhnn GGFieiaeslysy;WWoorrkk |RwownePu | Come Date Entity Amount Paid 3M Contact 2773.0001 [2772370730.000022 [2772370730.000033 [2773000 TMVNOSS7800|TV T7319 | Ge alotrin]S931500|Dale eon | 2773.0004 [27300 VINO | T2-T0199| Giocal ori |STS6150 | Dole eon | 2773.0005 moos [sv smosserors| 72619 | nMietideSctonoeniUnofigvbermaGlnGys| 19857525| pe acon 2773.0006 [200 [NWN | TAT] Greycabot |Se00|Deen| 2773.0007 moos [sv amosserorz| 911mm | nMietedoSeoitnoen ngofibenemyGGn8o7s| 19857525| pe acon 2773.0008 3M_MN04734385 [S3M_MMNONS03563677660066| TS3M_MMN0NS0353667755994| 3M MN05367600 3M_MN05367598 3M_MN05367613 3M_MN05367592 3M_MN05367612 3/7/1993 John P.

CHRONIC TOXICITY TO THE SALTWATER MYSID FE-/ TEST SUBSTANCE Identity: PFeCr-f9l5u.or(o1o-cOtcatnaenseusluflofnoantiec; macaidy,a1l,s1o,2b.e2.r3e,f3e.r4r,e4d,5t,o5,a6s,6P,7F,O7,S8.o8r,8heptadecafluoro-, potassium salt, CAS # 2795-393) Remarks: from 3M lot nuTmhbeetres2t17s.ubsStaamnpcleeiws aaswhsittoerepdowudnedre.r Sample ambient was taken conditions pNrMioRr taontdesetilnegm.enPturailtyandaeltyesremsinteedchtnoiqbuees9.0.49% by LC/MS, 'H-HMR, 'F- METHOD _ Method: OPPTS 850.1350 Type: Flow-through chronic GLP: Yes Year completed: Study completed Species: Mysidopsis bahia 1999.

Corporate Toxicology Study Outline July, 1998 ARIG-0227T To Title: FC-129 Preliminary ADME Screen in Rats `Timeline: In Life Start Date: 7/13/98 In Life End Date: 7/17/98 `Purpose: This study is designed to `provide preliminary information on theabsorption, distribution, metabolism and excretion (ADME) of FC-129.

% 4% B f ace Ro l,es Corning Hazleton Inc.

ARR26 _ 0L63 ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TESTSUBSTA0N 000C 0000E 00 Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-85, or as a component of FC-803F. (1Octanesulfonic acid) (CAS # 2795-393).

A R tL 6 -c m o s s -3 PROTOCOL PFOS: A 96-HOUR TOXICITY TEST WITH THE FRESHWATER ALGA (Anabaenaflos-aquae) U.S.

c Adobe There's more to Acrobat than the Reader!

Quality Assurance Project Plan Multi-City Study Sampling Task (N100672) BACK TO MAIN Amendment 2 to Revision No.: 1 Effective Date: July 20, 1999 Page 1 o f \ l Amendment 2 to the Quality Assurance Project Plan and Associated SOP's for Empirical Human Exposure Assessment Multi-City Study Sampling Task To July 23,1999 Prepared by Battelle Marine Sciences Laboratory 1529 West Sequim Bay Road Sequim, WA 98382 360-681-3660 APPROVALS 3 ifd Gunster Sampling Task Leader Rosanna Buhl Battelle Sampling Task QA Officer 3 * 1 QMA* tjtyL de'----- --- ^ MMaarrcciaNishiolra y ^ Buaaititcenllce rPiruojjceucat iMvianuagceir 0 ^ u s a n Abogy Battelle Program QA Officer ___ jz iii Date 7 8-a~7-qq Date j/so /o / Date ns#5 *>/ **,+ < * * 1 ^ Date -f S y - t.

3M MEDICAL DEPARTMENT, CORPORATE TOXICOLOGY Protocol for Study No.