Johnson Filter Papers: Standard Grade: 125mm Diameter, Pack of 100
by Johnson Test Papers
Ideal for science lessons and laboratory work, these standard grade filter papers help students and teachers achieve reliable filtration results in practical experiments. Suitable for primary, secondary and college settings, they are designed for clarifying liquids and separating solids in a range of scientific investigations.
- Pack of 100 standard grade filter papers
- Available diameters: 110mm, 125mm, 150mm
- Medium filtering speed with pore size 5–13 µm
- Thickness: 0.16mm; weight: 73g/m²
- Burst strength: 1.95kg/cm² for durability
- Commonly used for soil analysis, seed testing, and air or water filtration experiments
