Document 6RvN03zLMnpjndyXKx170nmpE

Report No. A2230383390101001 Test Report Page 1 of 4 Company Name shown on Report Address CHANGZHOU XCF POLYMER MATERIALS CO., LTD. NO.999 DINGJIAN ROAD, DINGYAN TOWN, CHANGZHOU, 213025 CHINA The following sample(s) and sample information was/were submitted and identified by/on the behalf of the applicant Sample Name PTFE Fabric Color White Sample Received Date Aug. 1, 2023 Testing Period Aug. 1, 2023 to Aug. 7, 2023 Test Conducted: As requested by the applicant. For details refer to next page(s). Approved by Hill Zheng Technical Manager Date Aug. 7, 2023 No. R677508188 Centre Testing International Group Co.,Ltd. CTI Building, Xing Dong Community, Xin'an Sub-district, Bao'an District, Shenzhen City, Guangdong Province, P.R. China Report No. A2230383390101001 Executive Summary: Test Report Page 2 of 4 TEST REQUEST FDA 21CFR 177.1550 Perfluorocarbon resins - Total extractives - Fluoride extractives CONCLUSION See test result(s) See test result(s) ************* For further details, please refer to the following page(s) ************* Test Report Report No. A2230383390101001 FDA 21CFR 177.1550 Perfluorocarbon resins Total extractives Test Method: FDA 21CFR 177.1550 Test Item(s) Distilled water extractives 50% ethanol extractives N-heptane extractives Ethyl acetate extractives Result 001 N.D. N.D. N.D. N.D. MDL 0.5 0.5 0.5 0.5 Fluoride extractives Test Method: FDA 21CFR 177.1550 Test Item(s) Fluoride extractives in distilled water Fluoride extractives in 50% ethanol Fluoride extractives in n-heptane Fluoride extractives in Ethyl Acetate Result 001 0.11 0.06 N.D. N.D. MDL 0.05 0.05 0.05 0.05 Remark: - MDL = Method Detection Limit - N.D. = Not Detected (<MDL) Sample/Part Description No. CTI Sample ID 1 001 Description White plastic Page 3 of 4 Limit 3.1 3.1 3.1 3.1 Unit mg/dm mg/dm mg/dm mg/dm Limit 0.46 0.46 0.46 0.46 Unit mg/dm mg/dm mg/dm mg/dm Report No. Test Report A2230383390101001 Photo(s) of the sample(s) Page 4 of 4 Statement: 1. This report is considered invalid without approved signature, special seal and the seal on the perforation; 2. The Company Name shown on Report and Address, the sample(s) and sample information was/were provided by the applicant who should be responsible for the authenticity which CTI hasn't verified; 3. The result(s) shown in this report refer(s) only to the sample(s) tested; 4. Without written approval of CTI, this report can't be reproduced except in full; 5. In case of any discrepancy between the English version and Chinese version of the testing reports (if generated), the Chinese version shall prevail. *** End of Report ***