Whatman Grade 1 Qualitative Filter Paper Circles 42.5 mm, 1001-42 - New 100 Pk

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

The Whatman 1001-042 is a Grade 1 Qualitative Cellulose Filter Paper, featuring an 11 µm particle retention, medium flow rate, and a 42.5 mm (4.25 cm) diameter. Packs of 100 circles for general laboratory analysis and sample prep
Specifications
  • Product Code: 1001-042
  • Grade: Grade 1 (Qualitative)
  • Material: Cellulose
  • Format: Circles (pre-cut)
  • Diameter: 42.5 mm (4.25 cm)
  • Particle Retention: 11 µm (at 98% efficiency)
  • Flow Rate: Medium (approx. 10.5 s/100 mL/in²)
  • Application: General qualitative analysis, identifying materials, preparing samples for instrumental analysis