Mfg Part Number
1440-240
Whatman 1440-240 Quantitative, Ashless High-quality cotton linters Filter Paper 8 µm, 240 mm (100/Pack)
Quick Overview
Grade 40
Basis Weight: 95 g/m²
Pore Size: 8 µm
Medium Flow Rate
Pack of 100
$280.99
Order will ship within 1-3 business days
This Whatman,1440-240, Grade 40 filter paper has a diameter of 240 mm and comes in a pack of 100.
Grade 40: The classic general purpose ashless filter paper with medium speed and retention. Typical applications include gravimetric analysis for numerous components in cements, clays, iron and steel products; as a primary filter for separating solid matter from aqueous extracts in general soil analysis, quantitative determination of sediments in milk and as a pure analytical grade clean-up filter for solutions prior to AA spectrometry. Used also as a high-purity filter in the collection of trace elements and radionuclides from the atmosphere.
Whatman Grade 40 high-purity filters from Cytiva's business are general-purpose papers for quantitative analysis. Grade 40 filters are suitable for a variety of analytical filtration applications.
Features:
High-purity filters contain 0.007% maximum ash content
Medium nominal particle retention rating of 8 µm
Medium filtration speed (Herzberg 340 s)
Particularly useful for gravimetric analysis
| UNSPSC | 41104929 |
|---|---|
| Product Type | Filter Paper |
| Membrane Material | High-quality cotton linters |
| Dimensions | 240 mm |
| Feature | Ashless, Quantitative |
| Diameter | 240 mm |
| Sterility | No |
| Pore Size | 8 µm |
| Filter Grade | Grade 40 |
| Affinity | Hydrophillic |
| Filter Thickness | 210 µm |
| Basis Weight | 95 g/m² |
| Flow Rate | Medium Flow Rate |
| Applications | Research and Applied Markets |
| Quantity | 100 |