Product Description
Paper-free vacuum filtration saves time and avoids fibers in your product. This Buchner funnel has a built-in sintered glass disc, so you can filter, wash and reuse it again and again.
This listing is for DURAN catalog number 258523107: Filter Funnel, 500 mL, Porosity 1. Made from 3.3 expansion borosilicate glass, the funnel resists most corrosive reagents, including ammonia and concentrated sulfuric acid. It connects to a filtering flask with a conical rubber seal. This listing covers porosity 1 in 50, 125 and 500 mL sizes. LIGHT LABS supplies the complete DWK Life Sciences line, including Kimble, Wheaton and DURAN labware.
Key Features
- Integral sintered disc – No filter paper required.
- Porosity 1 – Coarse porosity for fast flow.
- Chemical resistance – Handles ammonia and concentrated sulfuric acid.
- Reusable – Clean and reuse for many filtrations.
Specifications
| Catalog Number | 258523107 |
| Brand | DURAN (DWK Life Sciences) |
| Description | Filter Funnel, 500 mL, Porosity 1 |
| Sold As | Each |
| Material | Borosilicate glass 3.3 |
| Filter | Integral sintered glass disc |
| Porosity | 1 |
| Autoclavable | Yes |
Available Options
Applications
- Vacuum filtration
- Collecting crystals
- Washing precipitates
- Filtering corrosive solutions
