Daşky gurşawy goramak
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Rosh Standard
RoHS jemi alty sany howply maddany sanap geçýär, şol sanda: gurşun Pb, kadmium Cd, simap Hg, geksawalent hrom Cr6 +, polibrominirlenen difenil efir PBDE, polibromirlenen bipenil PBB..B alty sany howply maddany göz öňünde tutýar, olaryň iň ýokarysy: 1 gurşun (Pb): 1000ppm;2 simap (Hg): 1000pp ...Koprak oka
