Johnson Standard No. 3 Filter Papers - 70mm Diameter - Pack of 100
by Johnson Test Papers
Product code: HC1683635
£7.17 exc. VAT
Product code: HC1683635
£7.17 exc. VAT
Ideal for science lessons and laboratory work, these Johnson Standard No. 3 Filter Papers help students and teachers achieve reliable results in filtration experiments. Designed for use in primary, secondary and college settings, they offer consistent performance for routine separation tasks.
- Pack of 100 qualitative filter papers
- 70mm diameter, suitable for standard funnels
- Medium flow rate (grade 302) for versatile use
- Thickness: 0.2mm; pore size: 6–10µM
- Low ash content (0.04%) for high purity
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