... is 416μm≥80% PH of soaking water solution: 6.58.5 Insoluble, gradually releasing mineral substance Packing, Storage and Transportation:Plastic ... in the first, then can be directly used for treating drinking water Note:the highest using temperature is at 950 Description :One ... care ball that is mainly made of the natural nonmetal mineral tourmaline, Maifan Stone, porcelain clay and calcium carbonate by ...