Sartorius FT-4-329-090 Qualitative Papers/ Grade 132 / ⌀ 90 mm Folded Filters, 100/Pk.

These filter papers are especially suitable for qualitative analyses that require a low ash content. Technical specifications:
- Made of cotton linters and refined pulp
- Low-phosphate and low-potassium content
- Ash content ≤ 0.02 %
- Weight: 80 g/cm²
- Thickness: 0.17 mm
- No additives, such as wet-strenghening

Example of applications:
- Determination of phosphate and sodium content in soils