March 1, 2016 Product Declaration – Dimethylfumarate …

1 This information is believed to be accurate and refers to the laws, regulations and products at the date of issue. However, BASF makes no express or implied representations or warranties with respect to the information contained herein. It is the responsibility of our customers to determine that their use of BASF products is safe, lawful, and technically suitable for their applications. Because of possible changes in the laws and regulations, we cannot guarantee that the status of this Product will remain unchanged. BASF Corporation 100 Park Avenue Florham Park, NJ 07932 We Create Chemistry March 1, 2016 Product Declaration Dimethylfumarate (DMF) Content Product Lines: Ultraform Acetal (POM) Ultramid Nylon Ultrason High Temp Polymer Nypel Recycled Nylon Ultradur PBT Thermoplastic Polyester Petra PET Thermoplastic Polyester ecoflex Biopolymer ecovio Biopolymer Neopor EPS Styropor Expandable Polystyrene Dear Valued Customer: This letter is in regards to your request for information regarding the BASF Product lines listed above.

2 Please be advised that based on the information available to us from our raw material suppliers, the current products offered in the Product lines listed above do not contain the biocide Dimethylfumarate (DMF) (CAS No 624-49-7) as an intentional additive or ingredient. As the supplier of the raw material, we cannot make any statement with regard to the extruded components made from this material since this may be process dependent. If you have any questions, please feel free to contact me. Regards, William Robert, CIH EHS Product Steward Performance Materials 1-734-324-5244 phone 1-734-324-5245 fax e-mail: Product Stewardship BASF Corporation 100 Park Avenue Florham Park, NJ 07932 We Create Chemistry For Regulatory and Agency approval letters and information, please go to our Plastics Portal link shown above This information is believed to be accurate and refers to the laws, regulations and products at the date of issue.

3 However, BASF makes no express or implied representations or warranties with respect to the information contained herein. It is the responsibility of our customers to determine that their use of BASF products is safe, lawful, and technically suitable for their applications. Because of possible changes in the laws and regulations, we cannot guarantee that the status of this Product will remain unchanged.