ROHS概要、要求: 限制的有毒物质: ·重金属: –Lead铅; –Mercury汞; –Cadmium镉; –Chromium (VI)六价铬. ·某些溴化阻燃剂: 多溴联苯 –Polybrominated biphenyls (PBB’s); 多溴联苯醚 –Polybrominated diphenyl ethers (PBDE’s). 限量指标是: ·镉:0.01%(100 ppm); ·铅、汞、六价铬,多溴联苯,多溴联苯醚:0.1% (1000 ppm).