4917834
Cytiva Whatman™ Qualitative Filter Papers: Grade 4 Sheets
Filters and retains course particles for monitoring air pollution. Whatman™ Qualitative Filter Papers: Grade 4 Sheets are used when high flow rates in air pollution monitoring are required and the collection of fine particles is not critical.
Manufacturer: Fischer Scientific
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Format
Sheet
Pore Size
20 to 25 μm
Flow Rate
Fast
Grade
Grade 4
Thickness (Metric)
210 μm
Material
Cellulose
Filtration Speed
37 sec.
For Use With (Application)
A standard grade filter used when high flow rates in air pollution monitoring are required and the collection of fine particles is not critical.
Quantity
100 Pk.
Related Products
Description
- Filters and retains course particles for monitoring air pollution
- Whatman™ Qualitative Filter Papers: Grade 4 Sheets are used when high flow rates in air pollution monitoring are required and the collection of fine particles is not critical
- These cellulose filters are used in qualitative analytical techniques to determine and identify materials and for clarifying liquids
- Particle Retention: 25μm Porosity: Coarse Filtration speed: Herzberg, 37 sec
- Surface: smooth Extremely fast filtering with excellent retention of coarse particles and gelatinous precipitates such as ferric hydroxide and aluminum hydroxide Useful as a rapid filter for routine clean-up of biological fluids or organic extracts during analysis
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Format: Sheet
Pore Size: 20 to 25 μm
Flow Rate: Fast
Grade: Grade 4
Thickness (Metric): 210 μm
Material: Cellulose
Filtration Speed: 37 sec.
For Use With (Application): A standard grade filter used when high flow rates in air pollution monitoring are required and the collection of fine particles is not critical.
Quantity: 100 Pk.
Format:
Sheet
Pore Size:
20 to 25 μm
Flow Rate:
Fast
Grade:
Grade 4
Thickness (Metric):
210 μm
Material:
Cellulose
Filtration Speed:
37 sec.
For Use With (Application):
A standard grade filter used when high flow rates in air pollution monitoring are required and the collection of fine particles is not critical.
Quantity:
100 Pk.
Format: __
Pore Size: __
Flow Rate: __
Grade: __
Thickness (Metric): 1.4 mm
Material: Cellulose
Filtration Speed: __
For Use With (Application): Seed testing
Quantity: __
Format:
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Pore Size:
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Flow Rate:
__
Grade:
__
Thickness (Metric):
1.4 mm
Material:
Cellulose
Filtration Speed:
__
For Use With (Application):
Seed testing
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