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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.

AR AZ& - 07*7 TOXICITY 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-203. (1Octanesulfonic acid) (CAS # 2795-39-3).

A R & A 6 - 0 2 !

A R & & 6 - OZZS ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE___________________________________________ _ Identity: Mixture containing perfluorooctanesulfonate which may also be referred to as PFOS, FC-95, or as a component of FC-3003. (1Octanesulfonic acid) (CAS # 2795-39-3).

Z-47 REV. 10-50 PB W A S H IN G T O N W O R K S P .O .

AR226-3044 Study Title Skin Irritation Test with H-21951 in Rabbits Laboratory Project ID Haskell Laboratory Report No. 782-96 Author Tracy A.

P-1 3M ENVIRONMENTAL LABORATORY REPORT NO.

H-24889: In Vitro Chromosome Aberration Study in Human Peripheral Blood Lymphocytes AR226-3181 DuPont-6406 TRADE SECRET Testing Guidelines International Conference on Harmonisation (ICH) o f Technical Requirements for Registration o f Pharmaceuticals for Human Use.

Convention on Long-Range Transboundary Air Pollution p. 1 Page 1 of 1 MS&6- 6I7 UNEC E Unitec!

AR.A2.6 _ 0SS6 TO XICITY TO AQUATIC PLANTS TEST SUBSTANCE Identity: Mixture containing perfluorooctanesulfonate which may also be referred to as PFOS, FC-95, or as a component of FC-3003. (1Octanesulfonic acid) (CAS # 2795-39-3).

- Olo^i ACUTE TO XICITY TO FISH (RAINBOW TROUT) TEST SUBSTANCE________________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-3052. (1Octanesulfonic acid) (CAS # 2795-39-3).

PFOS: A DIETARY LC50 STUDY WITH THE MALLARD WILDLIFE INTERNATIONAL LTD.

AR U 6 -0051 DETERMINATION OF THE WATER SOLUBILITY OF PFOS BY THE SHAKE FLASK METHOD -s WILDLIFE INTERNATIONAL LTD.