-. Binding : Misc. -. Brand : Whatman -. Feature : Most widely used general purpose gravimetric filter paper; acid washed, ash content 0.007% / Medium speed and retention (8 µm); rough surface / Used for calcium oxalate, silica in steel and well-digested barium sulfate; as a high-purity filter in the collection of trace elements and radionuclides in the atmosphere / Used as a support for x-ray fluorescence and as a sample carrier for Schoniger combustion -. IsAdultProduct : 0 -. Label : Whatman -. Manufacturer : Whatman -. Model : 1440110 -. MPN : 1440110-100 -. NumberOfItems : 100 -. PackageQuantity : 1 -. PartNumber : 1440110-100 -. ProductGroup : BISS -. ProductTypeName : LAB_SUPPLY -. Publisher : Whatman -. Studio : Whatman -. Title : Whatman 4716E25PK 1440110 Grade 40 Quantitative Filter Paper Ashless Filter Circles, 110 mm, Max Volume 310 ml/m (Pack of 100)