Idaabobo Ayika

  • Rosh Standard

    Rosh Standard

    RoHS ṣe atokọ lapapọ awọn nkan eewu mẹfa, pẹlu: lead Pb, cadmium Cd, mercury Hg, hexavalent chromium Cr6+, polybrominated diphenyl ether PBDE, polybrominated biphenyl PBB.EU ṣe ipinnu awọn nkan ti o lewu mẹfa, eyiti o ga julọ ni: 1 asiwaju (Pb): 1000ppm;2 Makiuri (Hg): 1000pp...
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