Cytiva Whatman™ Qualitative Filter Paper: Grade 2 Circles

Catalog No.	Diameter (Metric)
09-810A	42.5 mm
09-927-156	47 mm
09-810B	55 mm
09-810C	70 mm
09-810D	90 mm
09-810E	110 mm
09-810F	125 mm
09-810G	150 mm
09-810H	185 mm
09-810J	240 mm
09-810K	270 mm
09-810L	320 mm
09-810M	385 mm

Catalog No. 09-810A Supplier Cytiva Supplier No. 1002042

Description

Retains and absorbs more than Grade 1 filters, with a corresponding increase in filtration time. Whatman™ Qualitative Filter Paper: Grade 2 Circles are used for monitoring specific contaminants in the atmosphere and in soil testing.

 

These cellulose filters are used in qualitative analytical techniques to determine and identify materials and for clarifying liquids. 

• Particle Retention: 8μm
• Porosity: Medium fine
• Filtration speed: ASTM™, 55 sec.; Herzberg, 240 sec.
• Surface: Smooth
• Holds soil nutrient in plant growth trials
• Used for soil analysis and seed testing procedures in the agricultural industry

Specifications

• Description: Grade 2 Qualitative Filter Paper Standard Grade, circle, 42.5 mm
• Format: Disc
• Material: Cellulose
• Particle Retention: >8 μm
• Filtration Speed: 240 sec.
• Flow Rate: Medium
• For Use With (Application): A standard grade filter used for monitoring specific contaminants in the atmosphere and in soil testing.
• Grade: Grade 2
• Porosity: Medium Fine
• Quantity: 100 Pk.
• Thickness (Metric): 190 μm
• Type: Qualitative Filter Paper
• Diameter (English): 1.67 in.
• Diameter (Metric): 42.5 mm