Cytiva Whatman™ Qualitative Filter Paper: Grade 113 Circles

Catalog No.	Diameter (Metric)
09-853H	320 mm
09-853A	90 mm
09-853B	110 mm
09-853C	125 mm
09-853D	150 mm
09-853E	185 mm
09-853F	240 mm

Catalog No. 09-853H Supplier Cytiva Supplier No. 1113320

Description

Strengthened with chemically stable resin additive. Whatman™ Qualitative Filter Paper: Grade 113 Circles boast the fastest flow rate of the qualitative grades. Crepe surface promotes ultra high loading capacity.

Strengthened with chemically stable resin additive. Whatman™ Grade 113 Wet-Strengthened Qualitative Filter Paper Circles boast the fastest flow rate of the qualitative grades. Creped surface promotes ultra high loading capacity.

These extremely strong filter papers have a high wet strength due to the addition of a small quantity of chemically stable resin. Normal qualitative applications will not introduce any significant impurities into the filtrate.

• Ultra high loading capacity with a particle retention well suited for use with coarse or gelatinous 
• Fastest flow rate of the qualitative grades
• Crepe surface
• Thickest filter paper in the qualitative range

Note: Resins contain nitrogen so these grades should not be used in Kjeldahl estimations or similar operations.

Specifications

• Description: Grade 113 Qualitative Filter Paper Wet-Strengthened, circle, 320 mm
• Format: Disc
• Material: Cellulose
• Particle Retention: 30 μm
• Filtration Speed: 1.3 s/100 mL/in²
• For Use With (Application): Ultra high loading capacity with a particle retention well suited for use with coarse or gelatinous precipitates. Fastest flow rate of the qualitative grades. Creped surface. Thickest filter paper in the qualitative range.
• Grade: Grade 113
• Quantity: 100 Pk.
• Thickness (Metric): 420 μm
• Diameter (Metric): 320 mm