Recommended when fast filtration of a gelatinous precipitate for gravimetric analysis is performed on a strongly acidic or alkali solution. Whatman™ Quantitative Filter Paper: Grade 541 Circles are acid hardened cellulose filters, which reduces ash to an extremely low level.
No. per Pack: 100
Airflow Rate: 3 s/100 mL/in2
Material: Cotton Linters
Filtration Speed: ASTM, 12 seconds; Herzberg, 34 seconds
For Use With (Application): Typical applications include fiber in animal foodstuffs, gelatine in milk and cream, chloride in cement, and chloride and phosphorous in coal and coke.
Porosity: Coarse
Thickness (Metric): 155 μm
Diameter (Metric): 90 mm
Format: Disc
Particle Retention: 22 μm
Flow Rate: 359mL/min
Grade: Grade 541
Quantity: 100/Pk.
Type: Quantitative Filter Paper
Diameter (English): 3.54 in.
Currency: EUR
Category: Filters and Filtration
Sub Category: Filter Paper