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Whatman™ Qualitative Filter Paper: Grade 2 Circles
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.
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| Catalog Number | Diameter (Metric) |
|---|---|
| 1002-070 | 70 mm |
| 1002-110 | 110 mm |
| 1002-125 | 125 mm |
| 1002-150 | 150 mm |
| 1002-185 | 185 mm |
| 1002-240 | 240 mm |
Catalog number 1002-070
Price (USD)
-
Diameter (Metric):
70 mm
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
DescriptionGrade 2 Qualitative Filter Paper Standard Grade, circle, 70 mm
Diameter (English)2.75 in.
Diameter (Metric)70 mm
Filtration Speed240 sec.
Flow RateMedium
For Use With (Application)A standard grade filter used for monitoring specific contaminants in the atmosphere and in soil testing.
GradeGrade 2
PorosityMedium Fine
Quantity100 Pk.
Thickness (Metric)190 μm
TypeQualitative Filter Paper
FormatDisc
MaterialCellulose
Particle Retention>8 μm
Unit SizeEach