120468 1204 Media/Uploads/tn_28436_50054.jpg Qualitative Filter Papers, Fluted, Grade 4V Qualitative Filter Papers, Fluted, Grade 4V Cytiva's Whatman Grade 4V filter paper is well suited for qualitative analysis or general filtration of coarse particles. The fluted filter design increases filtration speed, flow rate, and loading capacity.</br></br>Very fast flow rate</br>Retention of coarse and gelatinous precipitates</br>Nominal particle retention rating of 20–25 µm</br>Fast filtration speed (Herzberg 37 s)</br>Fluted (pre-pleated) for compatibility with conical filter funnels without the need for further folding 0.00 0.00 complexproduct_new?c0=120468 0 0 0