BIOACCUMULATION (ANALYTICAL ONLY) AR23&0354 TEST SUBSTANCE_______________ Identity: N-ethylperfluorooctane sulfonamidoethanol; may also be referred to as N-EtFOSE Alcohol or FM-3422. (1-Octanesulfonamide,N-ethyl1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-N-(2-hydroxyethyl)-, CAS #1691-99-2) Remarks: Material is an off-white, waxy solid of uncharacterized purity.

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AR226-2559 FILE No. 864 08/01 '01 13:01 ir>;DUDUPONTWILD. -8085-2 ' ^(SY * 123 * A 302 774 6474 07/30/01 (WE 2 16:03 0:02/08 N0;962 I.t^lwtf,1 VIW/ N^rt^ UNmro <TAT1(I ENVWROMNMIWNlMirTPARtO.

El DuPont de Nemours Company.

Records R etention A ll raw d ata and th e fin a l rep o rt w ill be sto re d in th e arch iv es o f H askell Laboratory fo r Toxicology and In d u s tria l M edicine, Newark, D elaw are, o r 1n th e DuPont Hall o f R ecords, E.

AR226-3198 TRADE SECRET Study Title H-24516: Subchronic Toxicity 90-Day Gavage Study in Rats with One-Generation Reproduction Evaluations Volume 2 of 5 Laboratory Project ID: DuPont-5386 TEST GUIDELINES: U.S.

(dba Exygen Research) (Exygen) from DuPont Corporation.

DuPont Company ) Premanufacture Notice Numbers: ) ) ) ) ) ) P-08-508 and P-08-509 ) ) } EPASANITIZED ) > Consent Order and Determinations Supporting Consent Order 11 TABLE OF CONTENTS Preamble I.

Site-Related Data .................................. 444266 AAttIttaacFchihnmmaeelnntCtssonsent Order on C8 between West Virginia and DuPont IIIII PPFrrieenssaeelnntCtaaottinioosnenssntffrOroomrmdePPruuobbnlliicCc 8MMebeeeetttiwinneggessn West Virginia

I pests onze PlasticsEurope i Association of Plastics Manufacturers 48 foster wheeler Plastics Europe -- Fluoropolymer Group Socio-economic Analysis of the European Fluoropolymer Industry a `Mmiaeyrc2a0F1o7sstveruWhcUeeKilLeuirnrEkneeidonment NSEEL RK PSS SY Ta VEND; WB cermin Fe FEFmrEEasyEreomemmns Nes ee oy - AmesFosterWheeler arn I ESeEtreeEEE TolE-- Ce r T o1 mmg ee e mBi mactee E E E n E e e T E R n E S Co x E p R bi oEpR ws e E ta--re--r hcr.esrof mm H H iet --m -- e E , a, EC S A S ve E E e E e T EER, T EE awa E r Thedocumt enthasbanproa ducedbyAtmoaccFe hosbterdWhee5l0er a a a- n + igs i ie + mpm se ermes sn ww - ES + e mme 3 Amec Foster Wheeler Environment & Infrastructure UK Limited Executive Summary Purpose of the report This independent report, commissioned by the Fluoropolymers Group (FPG) of Plastics Europe, identifies the contribution to European society and economy of a group of plastics known collectively as fluoropolymers.

Very recently two reports, one lon gitudinal and another cross-sectional, on DuPont production workers have been published.

OuPPonFt CInoOmBplAaoondy Washin5g8t1onSWuomrmkasr-yTeflon i i | ~~ ~~D Sa |--oi8l"os -- 1 os] 1 13 [ote ose Toss][ia [--of8l ose T""oss][13 [ofr ose og] [oar oqo 0.02f 3 oar [oar oodqeoT To os m T | ai 24] IC INKSS |ER oar oa 1 24 oso 14] 1 [ods oa a om oat or | ods oat 13] 1 [ods [ode o2 149] oan AS [1 [odsoars| [os odeero oo a 1--35 n [) | ode oan A [om qa | [oa op o [2o ops S| [ oa oo d4 o 7 z 1 e| 02 oa [o [ z oa ot He o [0210.201 2502]5 1] 11 [o o z eas7 z a s| 02 oe ol [oz] oa oze 124 Es am------ I -- [022] oa Ta [ozs oa ps | | f[ oal emo Fe o ae l r ] [02a] oar a8] 1 [oz oo 3 [oos ado oo 5 a 5 r1 s| [ozs] ozs EA Coz 020 | 34] 1 FromWashington Works FLAIR Database PSroaprarveadJ.NDoavwesmobne,rG2H1,,200S0P4 00050 DuPont Company PFinOBloAod Washin1g9t8o1nSWumomarr-yTkeflson | it --~ - eo ~~ [ozs [oz [ooze os 1 mel oa ae osTe a1 [oa om [ozo] os [oz oss oar oma [oaroma [oar Tomsa [orome [oross [orl oss aa [oar onal ae | [oa os Te [oa omar a od ose [se 1 es| ee Fa FT [oi om 8a] [oat oso oq [om oaa] oo ee d oso Fag -- = [ox 042] 33 1 os om oss oar lm [os oa oso os om [oma ods [oss oa [ose ode [ose oa (--o3] oa] os oa 1 -------- 1 [o"oaat og] oa os Cos ost 1 rT 7] 1 1 From Washington Works FLAIR Database BParrebpaarraedJ.NDaowsvone, C2mI1Hb,,2eC0S0rP4 000507 DuPPonFtCInoOBmlpoAaondy, Washin1g9t8o1nSuWomrmkasr-yTeflon EE [AJA aloJiFormale JA Operator JAIWechanics[Ai Supervision| I 7 7I -- -- ---- ---- -- -- [odo

Electronically Served 9/22/2017 10:33 PM Hennepin County, MN 27-CV-10-28862 Filed in Fourth Judicial District Court 11/17/2017 7:31 PM Hennepin County, MN STATE OF MINNESOTA DISTRICT COURT FOR THE COUNTY OF HENNEPIN FOURTH JUDICIAL DISTRICT CIVIL ACTION NO. 27-CV-10-28862 STATE OF MINNESOTA, e t al. v. 3M COMPANY EXPERT REPORT OF PHILIPPE GRANDJEAN, MD, DMSc PREPARED ON BEHALF OF PLAINTIFF STATE OF MINNESOTA 22 September, 2017 CONFIDENTIAL - SUBJECT TO A PROTECTIVE ORDER ENTERED IN HENNEPIN COUNTY DISTRICT COURT, NO. 27-CV-10-28862 27-CV-10-28862 Filed in Fourth Judicial District Court 11/17/2017 7:31 PM Hennepin County, MN TABLE OF CONTENTS I.

Sponsor: APME Ad-Hoc APFO Toxicology Working Group FINAL REPORT Study Title: 4-Week Capsule Toxicity Study with Ammonium Perfluorooctanoate (APFO) in Cynomolgus Monkeys Author: Peter J.

AR226-2677 O) -vi PROJECT ANNUAL C8 SAMPLING 1997 ANNUAL C8 SAMPLING 1997 ANNUAL C8 SAMPLING 1997 ANNUAL C8 SAMPLING 1997 ANNUAL C8 SAMPLING 1997 ANNUAL C8 SAMPLING 1997 ANNUAL C8 SAMPLING 1997 ANNUAL C8 SAMPLING 1997 ANNUAL C8 SAMPLING 1997 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 SRCNAME DRLEACHATE DRMW12 DRMW12A DRMW13 DRMW13A DRMW14 DRMW6 DRMW6A TRIP BLANKS DRLEACHATE DRMW12 DRMW12A DRMW12B DRMW13 DRMW13A DRMW14 DRMW6A OUTLET 001 PROPERTY BOUNDARY STREAM SAMPLING POINT#1 STREAM SAMPLING POINT#2 DRLEACHATE DRMW12 DRMW12A DRMW12B DRMW13 DRMW13A DRMW14 DRMW15 DRMW6A OUTLET 001` PROPERTY BOUNDARY STREAM SAMPLING POINT#1 STREAM SAMPLING POINT#2 DRLEACHATE DRMW12 DRMW12A DRMW12B DRMW13 DRMW13A DRMW14 DRMW15 DRMW6A OUTLET 001 PROPERTY BOUNDARY THEME Other liquid Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Blank Water Other liquid Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Other liquid Other liquid Other liquid Other liquid Other liquid Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Other liquid Other liquid Other liquid Other liquid Other liquid Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Other liquid Other liquid DATESMPL SMPLT 7/22/1997 FS 7/22/1997 FS 7/22/1997 FS 7/22/1997 FS 7/22/1997 FS 7/21/1997 FS 7/22/1997 FS 7/22/1997 FS 7/22/1997 TB 5/19/1998 FS 5/26/1998 FS 5/26/1998 FS 6/16/1998 FS 5/26/1998 FS 5/26/1998 FS 6/16/1998 FS 5/26/1998 FS 5/19/1998 FS 7/14/1998 FS 5/19/1998 FS 5/19/1998 FS 12/29/1999 FS 7/21/1999 FS 7/21/1999 FS 7/21/1999 FS 7/21/1999 FS 7/21/1999 FS 7/21/1999 FS 7/21/1999 FS 7/21/1999 FS 12/29/1999 FS 12/29/1999 FS 12/29/1999 FS 12/29/1999 FS 10/3/2000 FS 7/19/2000 FS 7/19/2000 FS 7/20/2000 FS 7/20/2000 FS 7/20/2000 FS 7/20/2000 FS 7/20/2000 FS 7/20/2000 FS 10/3/2000 FS 10/3/2000 FS C8 results Envista 111104.xls AR226-2677 DRL SAMPLE NUMBER WWK-DRLEACHATE WWK-DRMW-12 WWK-DRMW-12A WWK-DRMW-13 WWK-DRMW-13A WWK-DRMW-14 WWK-DRMW-6 WWK-DRMW-6A WWK-TRIP BLANK LEACHATE WWK-DRMW-12 WWK-DRMW-12A WWK-DRMW-12B WWK-DRMW-13 WWK-DRMW-13A WWK-DRMW-14 WWK-DRMW-6A 001 OUTLET PROPERTY LINE STREAM I STREAM II WWK-LEACHATE WWK-G-DR-MW-12 WWK-G-DR-MW-12A WWK-G-DR-MW-12B WWK-G-DR-MW-13 WWK-G-DR-MW-13A WWK-G-DR-MW-14 WWK-G-DR-MW-15 WWK-G-DR-MW-6A WWK-001 OUTLET WWK-PROPERTY BOUNDARY WWK-STREAM #1 WWK-STREAM #2 DRL-Z-LEACHATE-UPPER POND INLE DRL-G-MW-12 DRL-G-MW-12A DRL-G-MW-12B DRL-G-MW-13 DRL-G-MW-13A DRL-G-MW-14 DRL-G-MW-15 DRL-G-MW-6A DRL-Z-001 OUTLET DRL-Z-PROPERTY BOUNDARY TOP BOTTOM FILTERED CASNO ANALYTE RsItPost RsItVal UNITS Hit LAB ANALYTE T 3825261 FC-143 62 62 ug/l 1 FC-143 T 3825261 FC-143 <0.1 0.05 ug/l 0 FC-143 T 3825261 FC-143 <0.1 0.05 ug/l 0 FC-143 T 3825261 FC-143 7.0 7 ug/l 1 FC-143 T 3825261 FC-143 15 15 ug/l 1 FC-143 T 3825261 FC-143 <0.1 0.05 ug/l 0 FC-143 T 3825261 FC-143 1.0 1 ug/l 1 FC-143 T 3825261 FC-143 0.36 0.36 ug/l 1 FC-143 T 3825261 FC-143 0.13 0.13 ug/l 1 FC-143 T 3825261 FC-143 56 56 ug/l 1 FC-143 T 3825261 FC-143 <0.10 0.05 ug/l 0 FC-143 T 3825261 FC-143 <0.10 0.05 ug/l 0 FC-143 T 3825261 FC-143 <0.1 0.05 ug/l 0 FC-143 T 3825261 FC-143 9.2 9.2 ug/l 1 FC-143 T 3825261 FC-143 8.7 8.7 ug/l 1 FC-143 T 3825261 FC-143 <0.1 0.05 ug/l 0 FC-143 T 3825261 FC-143 0.27 0.27 ug/l 1 FC-143 T 3825261 FC-143 17 17 ug/l 1 FC-143 T 3825261 FC-143 0.88 0.88 ug/l 1 FC-143 T 3825261 FC-143 1.0 1 ug/l 1 FC-143 T 3825261 FC-143 4.6 4.6 ug/l 1 FC-143 T 3825261 FC-143 34. 34 ug/l 1 FC-143 IN WATER T 3825261 FC-143 0.134 0.134 ug/l 1 FC-143 IN WATER T 3825261 FC-143 0.081 J 0.081 ug/l 1 FC-143 IN WATER T 3825261 FC-143 5.4 5.4 ug/l 1 FC-143 IN WATER T 3825261 FC-143 3.6 3.6 ug/l 1 FC-143 IN WATER T 3825261 FC-143 0.070 J 0.07 ug/l 1 FC-143 IN WATER T 3825261 FC-143 2.5 2.5 ug/l 1 FC-143 IN WATER T 3825261 FC-143 0.263 0.263 ug/l 1 FC-143 IN WATER T 3825261 FC-143 0.096 0.096 ug/l 1 FC-143 IN WATER T 3825261 FC-143 66. 66 ug/l 1 FC-143 IN WATER T 3825261 FC-143 39. 39 ug/l 1 FC-143 IN WATER T 3825261 FC-143 0.54 0.54 ug/l 1 FC-143 IN WATER T 3825261 FC-143 87. 87 ug/l 1 FC-143 IN WATER T 3825261 FC-143 27.4 27.4 ug/l 1 FC-143 IN WATER T 3825261 FC-143 0.160 0.16 ug/l 1 FC-143 IN WATER T 3825261 FC-143 0.128 0.128 ug/l 1 FC-143 IN WATER T 3825261 FC-143 <0.029 0.0145 ug/l 0 FC-143 IN WATER T 3825261 FC-143 9.8 9.8 ug/l 1 FC-143 IN WATER T 3825261 FC-143 9.9 9.9 ug/l 1 FC-143 IN WATER T 3825261 FC-143 0.115 0.115 ug/l 1 FC-143 IN WATER T 3825261 FC-143 0.763 0.763 ug/l 1 FC-143 IN WATER T 3825261 FC-143 0.212 0.212 ug/l 1 FC-143 IN WATER T 3825261 FC-143 31.5 31.5 ug/l 1 FC-143 IN WATER T 3825261 FC-143 10.3 10.3 ug/l 1 FC-143 IN WATER Page 1 QUAL_EPA QUALJNHOUSE REVIEW METHODNO PREPMTHD PREPREP UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS C8 results Envista 111104.xls DRL DRY LAB NUMBER RSLTMOD RESULT UNIT 2 ME310-008 62 UG/L 2 ME310-007 < 0.1 UG/L 2 ME310-006 < 0.1 UG/L 2 ME310-003 7.0 UG/L 2 ME310-002 15 UG/L 2 ME310-001 < 0.1 UG/L 2 ME310-005 1.0 UG/L 2 ME310-004 0.36 UG/L 2 ME310-009 0.13 UG/L 2 MF955-004 56 UG/L 2 MF983-002 < 0.10 UG/L 2 MF983-003 < 0.10 UG/L 2 MG105-002 < 0.1 UG/L 2 MF983-001 9.2 UG/L 2 MF983-005 8.7 UG/L 2 MG105-001 < 0.1 UG/L 2 MF983-004 0.27 UG/L 2 MF955-003 17 UG/L 2 MG273-001 0.88 UG/L 2 MF955-001 1.0 UG/L 2 MF955-002 4.6 UG/L 1 3300039-1 34.