Document 44Jpx4Kvj8eeXjwKGq9E5Yn3a

Department of the Navy Naval Sea Systems Command 1333 ISAAC Hull Avenue SE Washington Navy Yard DC, 20376-7026 June 24, 2016 Dear Mr Fletcher, Re: PFOA and PFOS Content inquiry of Products on Qualified Products List (QPL-24385) Following Mr Konen's recent correspondence, 4123, Ser 05S/2016-222 dated May 2 6 ,1am pleased to include technical data on the product content of PFOA and PFOS in our QPL listed products Aer-O-Water 3EMC6and Aer-O-Water 6EMCS. Testing confirmed that National Foam's products do not contain PFOS (branched or liner) or PFOA at detectable levels. Our global research team also tested several fluorocarbon surfactants and have included calculated results in support of the analytical data. In order to support your request for information, and to make a full and comprehensive submission, we would consider the rest of this document to contain Confidential Business Information (CBI) as it pertains to proprietary formulation information. As a result, we kindly request that permission to disclose any of the information contained within this submission is sought from National Foam prior to release. In addition, due to the CBI status of this document we request this data be excluded from the scope of the Freedom of Information Act. National Foam welcomes this opportunity to work with NAVSEA and would support a more engaged and interactive relationship as the understanding about the fate and transport of PFAS species develops. For and on behalf of National Foam, Yours Sincerely, Global Product Manager - Firefighting Chemicals Page 1 of 8 National Foam Inc. - 350 East Union St. - West Chester, PA 19382 Tel: 610-363-1400 - Fax: 610-692-7947 - Web: www.nationalfoam.com - Email: enquiries@nationalfoam.com US00006441 Background Information Page 2 of 8 National Foam Inc. - 350 East Union St. - West Chester, PA 19382 Tel: 610-363-1400 - Fax: 610-692-7947 - Web: www.nationalfoam.com - Email: enquiries@nationalfoam.com US00006442 Produ`":"~` Test Samples Page 3 of 8 National Foam Inc. - 350 East Union St. - West Chester, PA 19382 Tel: 610-363-1400 - Fax: 610-692-7947 - Web: www.nationalfoam.com - Email: enquiries@nationalfoam.com US00006443 Test Methodology Page 4 of 8 National Foam Inc. - 350 East Union St. - West Chester, PA 19382 Tel: 610-363-1400 - Fax: 610-692-7947 - Web: www.nationalfoam.com - Email: enquiries@nationalfoam.com US00006444 . Results Component Units PFBA (Perfluoro-n-butanoic acid) PFPA (Perfluoro-n-pentanoic acid) PFHxA (Perfluoro-n-hexanoic acid PFBS (Perfluoro-1butanesulfonate) PFHpA (Perfluoro-nheptanoic acid) 6:2 FTS (Fluorotelomer sulfonate) PFOA (Perfluoro-n-octanoic acid) PFHxS (Perfluoro-1hexanesulfonate) PFNA (Perfluoro-n-nonanoic acid) PFHpS (Perfluoro-1heptanesulfonate) mg/l mg/l mg/l mg/l mg/l mg/l mg/l mg/l mg/l mg/l Aer-O- Water 3EM (C6) Aer-O- Water 3EM (C3) Aer-OWater 6EM (C6) Aer-OWater 6EM (C8) Fluorocarbon A Fluorocarbon B Fluorocarbon C Aer-OWater 3EM (C6) Calculated Aer-OWater 6EM (C6) Calculated National Foam Inc. - 350 East Union St. - West Chester, PA 19382 Tel: 610-363-1400 - Fax: 610-692-7947 - Web: www.nationalfoam.com - Email: enquiries@nationalfoam.com Page 5 of 8 US00006445 PFDA (Perfluoro-n-decanoic acid) Linear PFOS (Perfluoro-1octanesulfonate) Branched PFOS mg/l mg/l mg/l PFUnA (Perfluoro-nundecanoic acid) PFDoA (Perfluoro-ndodecanoic acid) PFOSA (Perfluorooctanesulfonamide) Total PFOS mg/l mg/l mg/l mg/l Table 1: Measured and calculated results . National Foam Inc. - 350 East Union St. - West Chester, PA 19382 Tel: 610-363-1400 - Fax: 610-692-7947 - Web: www.nationalfoam.com - Email: enquiries@nationalfoam.com Page 6 of 8 US00006446 Discussion Page 7 of 8 National Foam Inc. - 350 East Union St. - West Chester, PA 19382 Tel: 610-363-1400 - Fax: 610-692-7947 - Web: www.nationalfoam.com - Email: enquiries@nationalfoam.com US00006447 Coni' ans Follow-up Testing END OF SUBMISSION Page 8 of 8 National Foam Inc. - 350 East Union St. - West Chester, PA 19382 Tel: 610-363-1400 - Fax: 610-692-7947 - Web: www.nationalfoam.com - Email: enquiries@nationalfoam.com US00006448