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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 http://www.sgs.com/en/Terms-and-Conditions.aspxand, for electronic format documents, subject to Terms and Conditions for Electronic Documents at https://www.sgs.com/en/terms-and-conditions/terms-e-document. Attention isdrawn to the limitation of liability, indemnification and jurisdiction issues defined therein. Any holder of this document is advised that information contained hereon reflects the Company%u2019sfindings at 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 partiesto a transaction 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%u865f SGS Taiwan Ltd. %u53f0%u7063%u6aa2%u9a57%u79d1%u6280%u80a1%u4efd%u6709%u9650%u516c%u53f8 t+886 (02)2299 3939 f+886 (02)2299 3237 www.sgs.com.twMember of the SGS Group%u0df3%u1042%u0d54%u058b %u1026%u12f8)Op/* ; DW0312:061115 %u0412%u0dba)Ebuf* ; 312:01601: %u0964%u12a7)Qbhf*; 5 pg 7Test Report%u0d29%u0ed6%u0b6f%u121e%u0516%u095b%u03e6%u0459L.XBY JOUFSOBUJPOBM DP/-MUE%u0f65%u0447%u0471%u0a40%u03be%u0b54%u04d5%u1000%u0e8999.2%u1026OP/99.2- UPOHZJ TU/- UBJTIBO EJTU/- OFX UBJQFJ DJUZ 35452- UBJXBO%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%u0084 %u0df3%u1042%u0393%u09a9%u01fa%u0d0b%u09f1%u146a / Technician : Rita Chen%u0084 %u0df3%u1042%u0944%u0ce2%u0393%u01fa%u0bad%u0bf4%u146b / Supervisor: Troy Chang%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%u099a%u03b7%u0e27%u09d4%u04c0%u16fc%u123a / ICP-AES%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 / Digestingat 150~160%u029aABS / PC / PVC %u0681%u0434%u05f7%u1366/OthersBoiling / %u0697%u0e67%u041d%u0766water extraction/ %u0814%u1078%u1620%u12ac%u0855%u0805%u0570Cool, filterdigestate throughfilter%u0443%u0395%u0e27%u0545%u13ca%u1849%u0545 /Add diphenylcarbazide for colordevelopment%u0430 UV-VIS%u01f4%u0ec6%u0df3%u12ac%u0814%u0f8b%u0c28%u04e7 540 nmMeasure / %u084b%u050f%u058e%u0791the absorbance at540 nm by UV-VIS/ %u041d%u126b%u0697Separating to getaqueous phase%u04e760%u029a%u0c1a%u04b9%u03a0%u0eac/ %u03ef%u0a43%u0762%u0963Digesting at 60%u029aby ultrasonication%u1353%u13fe pH / pH adjustment%u0443%u0395%u0e27%u0545%u13ca%u1849%u0545 / Add diphenylcarbazide for color development%u0430 UV-VIS%u01f4%u0ec6%u0df3%u12ac%u0814%u0f8b%u0c28%u04e7 540 nm%u0791%u058e%u050f%u084b / Measure the absorbanceat 540 nm by UV-VIS