Test Report. No. SZXEC Date: 09 Oct Page 1 of 6.

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1 Test Report. No. SZXEC Date: 09 Oct Page 1 of 6. QUALITEK ELECTRONIC SHENZHEN CO.,LTD. 3B/F,YIFA PRINT BLDG.TONG YI INDUSTRIAL ZONE,351 JIHUA RD.,BUJI,SHENZHEN P.R.CHINA.. The following sample(s) was/were submitted and identified on behalf of the clients as : No-Clean LEAD FREE SOLDER PASTE. SGS Job No. : RP SZ. Model No. :. DSP825HF. Client Ref. Info. :. DSP888/618D/DSP825HF/DSP968/DSP862/ DSP863/DSP889/. DSP800LF/DSP888Bi/DSP691A-HS/ 888Bi/691A-HS/3688/. DSP866/ DSP863I/DSP618D/DSP615D/DSP825HF/. DSP865A/DSP820ZH/DSP825LS/DSP826HW/DSP826A/. QSP625/DSP838/QSP699/ QSP685/ DSP838T/. QSP654L/DSP618J/ DSP618DP. Date of Sample Received :. 26 Sep Testing Period :. 26 Sep Sep Test Requested :. Selected test(s) as requested by client.. Test Method :. Please refer to next page(s).. Test Results :. Conclusion :. Please refer to next page(s).. Based on the performed tests on submitted sample(s), the results of Lead, Mercury, Cadmium, Hexavalent chromium, Polybrominated biphenyls (PBBs), Polybrominated diphenyl ethers (PBDEs) and Phthalates such as Bis(2-ethylhexyl) phthalate (DEHP), Butyl benzyl phthalate (BBP), Dibutyl phthalate (DBP), and Diisobutyl phthalate (DIBP) comply with the limits as set by RoHS Directive (EU) 2015/863 amending Annex II to Directive 2011/65/EU.. Signed for and on behalf of SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch. Sunny Nie. Approved Signatory.

2 Test Report. No. SZXEC Date: 09 Oct Page 2 of 6. Test Results :. Test Part Description :. Specimen No.. SGS Sample ID. Description. SN1. SZX Gray paste. Remarks :. (1) 1 mg/kg = 1 ppm = %. (2) MDL = Method Detection Limit. (3) ND = Not Detected ( < MDL ). (4) "-" = Not Regulated. RoHS Directive (EU) 2015/863 amending Annex II to Directive 2011/65/EU. Test Method :. With reference to IEC :2013+A1:2017, IEC :2013, IEC :2017, IEC :2015 and IEC :2017, analyzed by ICP-OES, UV-Vis and GC-MS.. Test Item(s). Limit. Unit. MDL Cadmium (Cd). 100 mg/kg. 2 ND Lead (Pb). 1,000 mg/kg Mercury (Hg). 1,000 mg/kg. 2 ND Hexavalent Chromium (Cr(VI)). 1,000 mg/kg. 8 ND Sum of PBBs. 1,000 mg/kg. - ND Monobromobiphenyl. - mg/kg. 5 ND Dibromobiphenyl. - mg/kg. 5 ND Tribromobiphenyl. - mg/kg. 5 ND Tetrabromobiphenyl. - mg/kg. 5 ND Pentabromobiphenyl. - mg/kg. 5 ND Hexabromobiphenyl. - mg/kg. 5 ND Heptabromobiphenyl. - mg/kg. 5 ND Octabromobiphenyl. - mg/kg. 5 ND Nonabromobiphenyl. - mg/kg. 5 ND Decabromobiphenyl. - mg/kg. 5 ND Sum of PBDEs. 1,000 mg/kg. - ND Monobromodiphenyl ether. - mg/kg. 5 ND Dibromodiphenyl ether. - mg/kg. 5 ND Tribromodiphenyl ether. - mg/kg. 5 ND Tetrabromodiphenyl ether. - mg/kg. 5 ND Pentabromodiphenyl ether. - mg/kg. 5 ND

3 Test Report. No. SZXEC Date: 09 Oct Page 3 of 6. Test Item(s). Limit. Unit. MDL Hexabromodiphenyl ether. - mg/kg. 5 ND Heptabromodiphenyl ether. - mg/kg. 5 ND Octabromodiphenyl ether. - mg/kg. 5 ND Nonabromodiphenyl ether. - mg/kg. 5 ND Decabromodiphenyl ether. - mg/kg. 5 ND Dibutyl Phthalate (DBP) mg/kg. 50 ND Butyl benzyl Phthalate (BBP) mg/kg. 50 ND Bis(2-ethylhexyl) Phthalate (DEHP) mg/kg. 50 ND Diisobutyl Phthalate (DIBP) mg/kg. 50 ND Notes :. (1) The maximum permissible limit is quoted from RoHS Directive (EU) 2015/863. IEC series is equivalent to EN series 7,25. Remark: The result(s) shown is/are of the total weight of wet sample..

4 Test Report. No. SZXEC Date: 09 Oct Page 4 of 6. ATTACHMENTS Pb/Cd/Hg/Cr 6+ /PBBs/PBDEs Testing Flow Chart 1) Name of the person who made testing: Winsen Deng / David Mai / Truly Ren 2) Name of the person in charge of testing: Zoe Luo / Roje Zhou / Muky Tong 3) These samples were dissolved totally by pre-conditioning method according to below flow chart. (Cr 6+ and PBBs/PBDEs test method excluded). Sample Preparation Sample Measurement Solution Pb/Cd/Hg Acid digestion with microwave/hotplate Filtration Residue 1) Alkali Fusion / Dry Ashing 2) Acid to dissolve Sample solvent extraction PBBs/PBDEs Concentration/ Dilution of extraction solution Filtration GC-MS ABS/PC/PVC Dissolving by ultrasonication Digesting at 60 C by ultrasonication Nonmetallic material Others Digesting at 150~160 C Separating to get aqueous phase Cr 6+ Metallic material Boiling water extraction Adding 1,5- diphenylcarba zide for color development ICP-OES/AAS ph adjustment UV-Vis Adding 1,5- diphenylcarbazide for color development UV-Vis

5 Test Report. No. SZXEC Date: 09 Oct Page 5 of 6. ATTACHMENTS Phthalates Testing Flow Chart 1) Name of the person who made testing: David Mai 2) Name of the person in charge of testing: Roje Zhou Sample cutting / preparation Sample Measurement Solvent extraction Concentration/Dilution Filtration GC-MS

6 Test Report. No. SZXEC Date: 09 Oct Page 6 of 6. Sample photo:. SZXEC SZX SGS authenticate the photo on original report only. *** End of Report ***.