

⚡ Filter faster, filter smarter—because your lab deserves the best.
Whatman 1823-021 Glass Microfiber Binder Free Filters deliver precise 2.7 micron retention with an ultra-fast 2.2 s/100mL flow rate. Sized at 2.1cm diameter, these Grade GF/D filters fit most holders and serve as ideal membrane pre-filters, providing reliable protection and efficiency in bulk packs of 100.
| Manufacturer | Whatman |
| Part number | 1823-021 |
| Item Weight | 0.28 g |
| Package Dimensions | 9.91 x 9.4 x 3.05 cm; 0.28 g |
| Item model number | F1640-4 |
| Material | Glass |
| Item Package Quantity | 1 |
| Batteries Required? | No |
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