Whatman 5230-400 Qualitative Filter Paper Reeve Angel, Circle, Crepe Surface, Very Fast Speed, Grade 230, 40cm Diameter (Pack of 50)
A general qualitative filter with creped surface. High filtration speed and high loading capacity. Widely used in industrial laboratories and students laboratories for routine filtration. Retains coarse particles High speed and loading capacity Strong, thick filter with crêped surface The filter is wet-strengthened with a small amount of chemically stable resin to extend the life of the filter and improve handling. Normal qualitative applications will not introduce any significant impurities into the filtrate. However it is not recommended for Kjeldahl nitrogen analysis. Reeve Angel products are designed for routine, repetitive applications for which an inexpensive product is acceptable, such as qualitative analysis. Reeve Angel products deliver as promised, every time.
Free US FedEx Ground shipping is for online orders greater than or equal to $500 if the item weighs less than 100lbs (actual and dimensional weight) and is inside of the contiguous United States (excluding Hawaii and Alaska).