A new filling of vermiculite was introduced in this paper. Vermiculite is one of soil minerals, with characteristic of absorption and large capacity of ion exchange. The impacting on SBR system was tested by added vermiculite. It is showed that vermiculite had a little effect on the decomposition of organic, only 5%. However, the vermiculite-system had better than ordinary system, reaching 20～30%. By regulating the factors of temperature and pH, removel ...
