Filter Paper whatman No 40 ;125mm

Whatman quantitative filters are designed for gravimetric analysis and the preparation of sample for instrumental analysis. Ashless filter papers with 0.007% ash maximum are very pure filters ideal for a wide range of critical analytical filtration procedures ,Grade 40: 8 μm (medium flow filter paper) Also used as a high-purity filter in the collection of trace elements and radionuclides from the atmosphere Categories: Laboratory Equipments & Glassware, Medical Equipments