TRADE SECRET DuPont HL-1997-00716 AR226-3076 Study Title H-22762: Skin Irritation Test in Rabbits Laboratory Project E): HL-1997-00716 AUTHOR: Carol Finlay, B.A.

P-1 3 7 Z > 3M ENVIRONMENTAL LABORATORY REPORT NO.

M A S 1 6 -O S 4 4 TO XIC ITY TO AQUATIC PLANTS 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).

y lK S _ 0 2 6 MICROBIOS MICROTOX TO XIC ITY TEST TEST SUBSTANCE______________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-603F. (1Octanesulfonic acid) (CAS # 2795-39-3).

A R 2 2 -0 ia -)3 ' ACUTE TO XICITY TO AQUATIC INVERTEBRATES (E.G..DAPHNIA) TEST SUBSTANCE___________________________________________ __ Identity: Perfluorooctanesulfonate, Lithium salt; may also be referred to as PFOS Li salt, FC-94, or FC-94-X. (1-Octanesulfonic acid, CAS # 29457-72-5) Rem arks: The test sample is a mixture of the test substance in water (approximately 24.5% test substance and 75.5% water).

A R 2 2 -0 ia -)3 ' ACUTE TO XICITY TO AQUATIC INVERTEBRATES (E.G..DAPHNIA) TEST SUBSTANCE___________________________________________ __ Identity: Perfluorooctanesulfonate, Lithium salt; may also be referred to as PFOS Li salt, FC-94, or FC-94-X. (1-Octanesulfonic acid, CAS # 29457-72-5) Rem arks: The test sample is a mixture of the test substance in water (approximately 24.5% test substance and 75.5% water).

July 30,1998 AR IIQ-0IH7 'ckn Fax to: Dr.

gene-06^-313 x rCo, ,niP s n'y s s , ea v -O vJO s-O 0o --m3 1 - i on 3^5 . 5 ^ r*, c o n O xr o FLUOROCHEMICAL USE, DISTRIBUTION AND RELEASE OVERVIEW - 9 po -- Oc>0 4.((76*?

\ CAS Number 307-35-7 4i M _aT7<s Voluntary Use and Exposure Information Profile Perfluorooctanesulfonyl fluoride (POSF) I.

Aft. 2.S L & - 0711/ 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-203. (1Octanesulfonic acid) (CAS # 2795-39-3).

fiP . .9 .6 - STUDY SUMMARY OF ENVIRONMENTAL EFFECTS OF LIGHT WATER BRAND AFFF AND COMPONENTS - 1991 TEST SUBSTANCE________________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203. (1Octanesulfonic acid) (CAS # 2795-39-3).

AR226-3182 DuPont-6711 TRADE SECRET Study Title | Acute Oral Toxicity Fixed Dose Method Laboratory Project ID: DuPont-6711 T est Guideline: OECD Guidelines for Testing of Chemicals Section 4: Health Effects, No. 420 (1992) Author: Carol Finlay, B.A.

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

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

3M Environmental Technology and Services PO Box 33331 St.