DURAN 212163905 Narrow Neck Erlenmeyer Flask 300 mL
The DURAN 212163905 is a 300 mL narrow-neck Erlenmeyer flask made from DURAN® borosilicate glass (Type I / neutral glass). Designed for reliable performance in laboratory settings, it features a beaded rim for added strength, uniform wall thickness for improved heating behavior, and a conical body for efficient mixing and heating. It includes approximate printed graduations for volume estimation, and a Retrace Code for batch/lot traceability. The flask is autoclavable and suitable for repeated sterilization and general use.
Key Specifications
| Parameter | Value |
|---|---|
| Catalogue Number | 212163905 |
| Nominal Capacity | 300 mL |
| Material | DURAN® Borosilicate Glass 3.3 |
| Neck Type | Narrow neck with beaded rim |
| Body Diameter | ~ 87 mm |
| Neck Diameter | ~ 34 mm |
| Height | ~ 156 mm |
| Graduations | Approximate printed graduations |
| Labelling Field | (Has marking / retrace code) |
| Standards | DIN ISO 1773 / neutral glass specifications |
| Autoclavable | Yes (~121 °C) |
Applications & Use-Cases
General mixing, heating and reagent storage in labs
Culturing, media preparation, or small-scale chemical reactions where ~300 mL volume is typical
Suitable for applications where secure and consistent sterilization is required
Useful in quality control, teaching, or research labs
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