Johnson Standard No. 3 Filter Papers - 90mm Diameter - Pack of 100
by Johnson Test Papers
Product code: HC1683637
£7.50 exc. VAT
Product code: HC1683637
£7.50 exc. VAT
Ideal for science classrooms and laboratories, these Johnson Standard No. 3 filter papers help students and teachers carry out reliable filtration in experiments and investigations. Suitable for primary, secondary and college science, they offer consistent performance for a range of analytical and separation tasks.
- Pack of 100 qualitative filter papers
- Diameter: 90mm
- Grade 302 with medium flow rate
- Thickness: 0.2mm
- Pore size: 6–10µm
- Ash content: 0.04% for high purity
