... aquatic plant diatomaceous debris sediments, its is very tiny, the size is about 10 u - 30 u. Due to more ... Diffluence<25mg/lBulk Density0.35 g/cm³Arsenite<4 ppmMedian Particle Size Range13-25μmHeavy Metal<0.005%Retained on 325 Mesh ... for Catalyst, Pesticide, Fertilizer; Used to Heat Preservation Material, Metallurgy, Centrifugal, Ductile Pipe, Paint model, Precise Casting Pipe; Use in Environmental ...