... and it dont put our nitrite during the process of removing chlorin.2, multilayer empty-middle filar velumFilar ... in japan, on the surface there are lots of 0.1micron particulate,the particulate laps over and ... ,hold back protoplast feculent things,get rid of chlorin(chloride of lime),firedamp,impurity,rust,color,odor,pesticide ... .W. : 275g 8) Materials: ABS RO faucet water filter for home and kitchen