Product Description
Whatman Filter Paper – Grade 2
WET STRENGTH
L – Suitable for gravity or low suction filtration. Care must be taken to prevent rupture of paper
M – Will withstand all normal use on Buchner Funnels or others devices under suction or moderate pressure
H – High wet strength and high chemical resistance
|
Grade No |
Flow rate |
Retention microns |
Wet Strength |
Thickness, mm |
Ash % |
|
|
2 |
Slightly thicker and more retentive than No1 |
Medium/Fast |
8 |
L |
0.19 |
0.06 |
Available Sizes:
- Circles: 42.5 mm to 500 mm (available prepleated)
- Sheets: 460 x 570 mm to 580 x 680 mm
Properties
- Particle retention1: 8µm
- Nominal thickness: 190 µm
- Nominal basis weight: 97 g/m2
- Nominal ash content2: 0.06%
Applications
Grade 2 is slightly more retentive than Grade 1, with an equivalent increase in filtration time. Specific applications include:
-
- Plant growth trials, where the extra absorbency is utilized to hold soil nutrient
- Contaminant monitoring in air and soil
