Filter PaPer 125 mm Grade 3 Circles, designed for gravimetric analysis and the PreParation of samPles for instrumental analysis, High Purity, for use in a wide range of critical filtration Procedures, Wide range of filter grades and diameters, Ashless 0.007% are very Pure filters
Filter PaPer 125 mm Grade 1 Circles, designed for gravimetric analysis and the PreParation of samPles for instrumental analysis, High Purity, for use in a wide range of critical filtration Procedures, Wide range of filter grades and diameters, Ashless 0.007% are very Pure filters