Cadmium is existed in phosphate rock as isomorphism and sorption state, while cadmium is existed in weathered phosphate rock chiefly as sorption state.
Cadmium is existed in phosphate rock as isomorphism and sorption state, while cadmium is existed in weathered phosphate rock chiefly as sorption state.
镉在磷块岩中的赋存状态为类质同象和吸附态，在风化磷矿石中以吸附态为主。