Whatman Grade 1 Qualitative Filter Paper Circles 5.5 cm, 1001-042 - New 100 Pk

$9.90
New in sealed package. Each pack contains 100 sheets.

The Whatman 1001-055 is a Grade 1 Qualitative Cellulose Filter Paper, supplied as 55mm diameter circles in packs of 100, featuring an 11 µm pore size, medium flow rate (around 10-13s/100ml/in²), 87 g/m² basis weight, 180 µm thickness, and low ash content (≤0.06%) for general lab filtration tasks like separating precipitates or routine sample prep
Specifications
  • Product: Whatman Grade 1 Qualitative Filter Paper
  • Format: Circles
  • Diameter: 55 mm (5.5 cm)
  • Pore Size (Particle Retention): 11 µm (Microns)
  • Flow Rate: Medium (approx. 10.5 - 13 s/100mL/in²)
  • Thickness: 180 µm (micrometers)
  • Basis Weight: 87 g/m²
  • Ash Content: ≤0.06%
  • Material: Cellulose
  • Packaging: 100 circles per pack
Common Uses:
  • Qualitative analysis for precipitates (e.g., lead sulfate, calcium oxalate).
  • Soil analysis and seed testing in agriculture.
  • Food industry sample preparation.
  • Air pollution monitoring (collecting dust)