The substances are lead, mercury, cadmium, hexavalent chromium, polybrominated biphenyls, and polybrominated diphenyl ethers. This includes both metals and compounds of lead, cadmium and mercury. The RoHS Directive sets maximum concentration levels allowable of these substances in the "homogenous materials" of electrical and electronic equipment covered by the legislation. The proposed maximum concentration levels in homogenous materials for lead, mercury, hexavalent chromium, polybrominated biphenyls , and polybrominated diphenyl ethers is 0.1 percent by weight, and 0.01 percent by weight for cadmium.

Exemptions

RoHS Exemptions