Whatman™ Reeve Angel® Grade 226 Qualitative Filter Paper, 20 x 20"

A general qualitative filter with creped surface. High filtration speed, faster than grade 202 and retain coarse particles gelatinous precipitates. Unique creped gray surface provides optical contrast for white or dark filtrates. Widely used in industrial laboratories and students laboratories for routine filtration. Widely used in industrial laboratories and students laboratories for routine filtration. 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.

• High filtration speed
• Retains coarse or gelatinous particulates
• Unique creped gray surface provides optical contrast for white or dark filtrates