Natural Zeolite for Water Filtration Size:0.8-1.5,1- ... .5-3, 2-4, 4-8, 8-16mm Good quality, Relative comp Natural Zeolite for Water Filtration:Size:0.8-1.5 ... , 4-8, 8-16mmGood quality,Relative competitive price Application of Natural Zeolite in filter water:It can purify water turbidity, chroma ... .07%Impurity≥80%Voidage≥48%Si(Al)>95% L01-858, Natural Zeolite for Water Filtration