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VWR®, Filter Flask, with Glass Hose Connection
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Specifications:
| Application | Analytical Chemistry |
| Material | Borosilicate glass |
| Storage Temperature | Ambient |
| Product Type | Laboratory Glassware |
| Product Brand | VWR |
| Product Grade | Analytical grade |
VWR® Filtering Flasks are robust vacuum flasks made from borosilicate 3.3 glass, designed for reliable filtration processes under both hot and cold conditions. Featuring a heavy wall thickness and precision-molded sidearm for hose connection, these flasks are vacuum-tight and chemically resistant, making them ideal for use in microbiology, analytical chemistry, and general laboratory filtration applications.
The high thermal and mechanical durability of borosilicate glass ensures excellent performance under vacuum and when exposed to temperature variations. Each flask includes a white labelling area for easy identification.
Key Features
- Manufactured from chemically resistant borosilicate 3.3 glass
- Vacuum-tight construction with reinforced wall thickness
- With integral glass sidearm for secure hose attachment
- Suitable for hot and cold filtration procedures
- High resistance to thermal shock and aggressive chemicals
- White printed labelling area for sample tracking and lab use
- Complies with ISO 6556 standards
Technical Specifications
| Catalog Number | Capacity | Neck Inner Ø | Pack Size |
|---|---|---|---|
| 511-0260 | 100 mL | 23 mm | 1 |
| 511-0261 | 250 mL | 28 mm | 1 |
| 511-0262 | 500 mL | 33 mm | 1 |
| 511-0263 | 1000 mL | 37 mm | 1 |
| 511-0264 | 2000 mL | 41 mm | 1 |
Applications
- Vacuum filtration of aqueous and solvent-based solutions
- Solid-liquid separation in microbiological testing
- Sample clarification in chemical analysis
- General laboratory filtration under reduced pressure
The VWR® Filtering Flasks with Glass Hose Connection offer exceptional strength, safety, and reliability for vacuum filtration tasks. Their heavy-duty construction, resistance to heat and chemicals, and compliance with ISO 6556 make them a dependable choice for laboratories performing routine or demanding filtration operations. Available in volumes ranging from 100 mL to 2000 mL to suit various workflow needs.
- Capacity: 100 mL 250 mL 500 mL 1000 mL 2000 mL