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Whatman™ Grade GF/A Fine Retention Filters, Binder Free, Circles (100/PK)
Fine particle retention, high capacity, fast flow rates
As low as $57.11
| Part Number | 1820-Dxx-Series |
|---|---|
| Cross Reference(s) | - - - |
Product Overview
The filters feature fine particle retention for a range of liquid and air filtration applications. These have a nominal particle retention of 1.6µm at 98% efficiency and are suited for a variety of applications involving large sample volumes such as:
- Water and air pollution monitoring and wastewater filtering
- Foodstuff analysis
- Filtering of algae and bacteria cultures
- Protein filtration
- Radioimmunoassay of weak β emitters
- Gravimetric determination of airborne particulates
Grade GF/A binder-free Whatman glass microfiber filters are available in a wide range of sizes in circles and sheets.
Additional Information
| Part Number | 1820-Dxx-Series |
|---|---|
| Cross Reference(s) | - - - |
| Pack Size: | 100 pcs |
| Filter Paper Grade | Grade GF/A |
| Application | Used for high-efficiency general purpose laboratory filtration, including water pollution monitoring of effluents, for filtration of water, foodstuff analyses, protein filtration, and radioimmunoassay of weak β emitters. |
| Nominal air flow rate | 4.3 s/100 ml/in² |
| Nominal thickness | 260 µm |
| Basis Weight | 53 g/m² |
| Nominal basis weight | 53 g/m² |
| Max recommended temperature | 550 °C |
| Material | Borosilicate glass |
| Format | Circles |
| Binder type | Binder Free |
| Typical Particle Retention in Liquid | 1.6 µm |
| Typical water flow rate at 45 psi (3.1 bar) | 143 ml/min |