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This document is issued by the Company subject to its General Conditions of Service printed overleaf, available on request or accessible at https://twap.sgs.com/Terms-and-Conditions.htmland, for electronic format documents, subject to Terms and Conditions for Electronic Documents at https://twap.sgs.com/Terms-and-Conditions.html. Attention is drawn to thelimitation of liability, indemnification and jurisdiction issues defined therein. Any holder of this document is advised that information contained hereon reflects the Company%u2019s findingsat the time of its intervention only and within the limits of client%u2019s instruction, if any. The Company%u2019s sole responsibility is to its Client and this document does not exonerate parties to atransaction from exercising all their rights and obligations under the transaction documents. This document cannot be reproduced, except in full, without prior written approval of theCompany. Any unauthorized alteration, forgery or falsification of the content or appearance of this document is unlawful and offenders may be prosecuted to the fullest extent of the law.Unless otherwise stated the results shown in this test report refer only to the sample(s) tested.25, Wu Chyuan 7th Road, New Taipei Industrial Park, Wu Ku District, New Taipei City, Taiwan /%u65b0%u5317%u5e02%u4e94%u80a1%u5340%u65b0%u5317%u7522%u696d%u5712%u5340%u4e94%u6b0a%u4e03%u8def25%u865ft+886 (02)2299 3939 f+886 (02)2299 3237 www.sgs.com.twMember of the SGS GroupSGS Taiwan Ltd. %u53f0%u7063%u6aa2%u9a57%u79d1%u6280%u80a1%u4efd%u6709%u9650%u516c%u53f8%u0964%u12a7 )Qbhf* ; 6 pg 9L.XBY JOUFSOBUJPOBM DP/- MUE/%u0f65%u0447%u0471%u140b%u0745%u0b54%u039f%u14ea%u0e8954%u1026OP/ 54- TBOMPOH TU/- TIVMJO EJTU/- OFX UBJQFJ DJUZ 349- UBJXBO )S/P/D/*%u1026%u12f8)Op/* ; DW03131061295 %u0412%u0dba)Ebuf* ; 3131017013%u0df3%u1042%u0d54%u058bTest Report%u0d29%u0ed6%u0b6f%u121e%u0516%u095b%u03e6%u0459#FLOW%u0959%u07ce%u17a6%u08ac%u0e33%u10d9 / Analytical flow chart of Heavy Metal%u0a25%u13f5%u0430%u03a0%u08ac%u0791%u0e33%u10d9%u03d0%u0c1a%u04b9%u01f4%u12ac%u0814%u03c2%u05b9%u04c4%u0f8b%u103e%u01f6%u0210%u03e4%u123d%u1210%u0df3%u1042%u0411%u0764%u0b28%u0466%u0211These samples were dissolved totally by pre-conditioning method according to below flow chart. %u0210Cr6+ test method excluded%u0211%u0b4a%u0e8a%u01f5%u11d9%u0d22%u12ac%u0814 / Cutting%u01f5Preparation%u0df3%u1042%u12ac%u0814%u0959%u0ec6 / Sample Measurement%u0494%u0f3e%u0762%u103e%u0a43%u123a/%u109d%u12d7%u0748%u0ebe%u0549%u1208%u0a43%u103eAcid digestion with microwave / hotplate%u1089 Pb/%u167f Cd/%u0604 Hg/%u1210 Cr%u1078%u1620 / Filtration%u0f8b%u0c28 / Solution %u0dd6%u0de6 / Residue1) %u1875%u1159%u147c%u0764 / Alkali fusion2) %u1876%u1208%u0f8b%u103e / HCl to dissolve%u0f42%u1508%u1320%u04dd%u109d%u12c0%u0e27%u09d4%u04c0%u16fc%u123a / ICP-OES%u03e4%u123d%u1210 Cr(VI)%u07ce%u07da%u17a6 / Non-metal %u07ce%u17a6 / Metal/ %u103e%u0f8b%u0762%u0963%u0eacDissolving byultrasonication%u04e7 150~160%u029a%u03a0%u0a43%u03ef / Digesting at150~160%u029aABS / PC / PVC %u0681%u0434%u05f7%u1366/OthersBoiling / %u0697%u0e67%u041d%u0766water extraction/ %u0814%u1078%u1620%u12ac%u0855%u0805%u0570Cool, filter digestatethrough filter%u0443%u0395%u0e27%u0545%u13ca%u1849%u0545 /Add diphenylcarbazide for colordevelopment%u0430 UV-VIS%u01f4%u0ec6%u0df3%u12ac%u0814%u0f8b%u0c28%u04e7 540 nm %u0791%u058e%u050f%u084b / Measurethe absorbance at540 nm by UV-VIS%u0697%u041d%u126b / Separatingto get aqueousphase%u0762%u0963%u0eac%u04e760%u029a%u0c1a%u04b9%u03a0%u0a43%u03ef / Digesting at60%u029a byultrasonication%u1353%u13fe pH / pH adjustment%u0443%u0395%u0e27%u0545%u13ca%u1849%u0545 / Add diphenyl- carbazide for color development%u0430 UV-VIS%u01f4%u0ec6%u0df3%u12ac%u0814%u0f8b%u0c28%u04e7 540 nm %u0791%u058e%u050f%u084b / Measure the absorbance at540 nm by UV-VIS