Whatman™ Quantitative Filter Paper: Grade 40 Circles
Supports accurate analysis in applications sensitive to very low levels of background contamination. Whatman™ Quantitative Filter Paper: Grade 40 Circles are additionally useful in gravimetric analysis where ash content might affect weight measurements of combusted samples.
Manufacturer: whatman™ WHT1440240
|Pore Size (Metric)||8μm|
|For Use With (Application)||Medium crystalline precipitates: calcium oxalate, well-digested barium. Normal loading; limited wet strength|
|Material||High-quality Cotton Linters|