Document kmxg2xQ12nVMEeK1b5xvpyXQE

Report No. A2210057913101001 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 White Staple Fiber Color White Sample Received Date Feb. 26, 2021 Testing Period Feb. 26, 2021 to Mar. 4, 2021 Test Conducted: As requested by the applicant. For details refer to next page(s). Tested by Reviewed by Approved by Hill Zheng Technical Manager Date Mar. 4, 2021 No. R187213774 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. A2210057913101001 Executive Summary: Test Report Page 2 of 4 TEST REQUEST Refer to FDA 21CFR 177.1550 Perfluorocarbon resins - Total extractives - Fluoride extractives CONCLUSION PASS PASS PASS (FAIL) means that the results shown on the report (do not) comply with the required limits. ************* For further details, please refer to the following page(s) ************* Report No. A2210057913101001 Test Report Refer to FDA 21CFR 177.1550 Perfluorocarbon resins Total extractives Test Method: Refer to 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: Refer to 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 N.D. N.D. N.D. N.D. MDL 0.05 0.05 0.05 0.05 Page 3 of 4 Reference Limit 3.1 3.1 3.1 3.1 Unit mg/dm mg/dm mg/dm mg/dm Reference Limit 0.46 0.46 0.46 0.46 Unit mg/dm mg/dm mg/dm mg/dm Remark: - MDL = Method Detection Limit - N.D. = Not Detected (<MDL) Sample/Part Description 001 White plastic staple fiber Note: - The testing data and result(s) in this report is(are) just for scientific research, education, internal quality control and product development etc. Report No. A2210057913101001 Test Report 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 ***