These volumetric flasks feature machine-blown bodies and heavy-beaded, heavy-tubing necks that are tooled for standard taper glass stoppers. Our flasks are constructed of premium borosilicate glass, ensuring exceptional clarity and resistance to chemical interactions. Each volumetric flask is supplied with a standard taper glass stopper which provides a leakproof seal. This airtight seal not only preserves the integrity of your samples but also enhances the reliability of your volumetric measurements.
Key Features:
- Made of premium borosilicate glass with a low coefficient of expansion
- Designed “to contain” with a temperature of calibration at 68°F (20°C)
- The graduation line is sharply defined and of uniform width
- Each flask has a large marking square and includes a glass stopper
- Wide range of sizes available (5 mL to 2000 mL)
- Meets ASTM E-288 Class A specifications & USP standards for glassware
Specifications
| Item No. | Capacity | Tolerance | Stopper No. | Quantity |
| 2306A-5 | 5 mL | ±0.02 mL | 9 | Pack of 6 |
| 2306A-10 | 10 mL | ±0.02 mL | 9 | Pack of 6 |
| 2306A-25 | 25 mL | ±0.03 mL | 9 | Pack of 6 |
| 2306A-50 | 50 mL | ±0.05 mL | 13 | Pack of 4 |
| 2306A-100 | 100 mL | ±0.08 mL | 13 | Pack of 4 |
| 2306A-200 | 200 mL | ±0.1 mL | 16 | Pack of 4 |
| 2306A-250 | 250 mL | ±0.12 mL | 16 | Pack of 4 |
| 2306A-500 | 500 mL | ±0.2 mL | 19 | Pack of 2 |
| 2306A-1000 | 1000 mL | ±0.3 mL | 22 | Pack of 2 |
| 2306A-2000 | 2000 mL | ±0.5 mL | 27 | Pack of 2 |
| 202GK-004 | Set of 10 mL, 25 mL, 50 mL, and 100 mL | Varies | Varies | Set of 4 |
