Conical Flask
Product Code : SCL-CLE-11929
Quick Answer: The Conical Flask, also called an Erlenmeyer flask, is a borosilicate glass 3.3 flask with a tapered body and narrow neck, so liquids can be swirled and mixed without spilling. It comes in nine sizes from 10 ml to 5000 ml.
Last updated: 18 October 2026
Key Features
- Tapered body and narrow neck for vigorous swirling and mixing.
- Narrow neck (standard), wide neck for easier access, or ground-glass joint.
- Permanent white enamel scale with approximate-volume markings.
- Highly resistant to thermal shock, so it can be used for heating.
- Inert to most acids, alkalis and organic solvents, which suits long-term reagent storage.
Technical Specifications
| Specification | Value |
|---|---|
| Material | Borosilicate glass 3.3 |
| Capacities | 10, 25, 50, 100, 250, 500, 1000, 2000, 5000 ml |
| Neck | Narrow, wide or ground-glass joint |
| Graduation | Permanent white enamel, approximate volume |
| Base | Flat |
| Chemical resistance | Inert to most acids, alkalis and organic solvents |
How It Is Used
As the standard school conical flask it receives the titrant from the burette during titrations, and the sloping sides let the student swirl the mixture continuously. It is also used for microbial cultures, for heating liquids and for general liquid handling.
Frequently Asked Questions
What sizes is the Conical Flask made in?
Nine capacities: 10, 25, 50, 100, 250, 500, 1000, 2000 and 5000 ml.
Which neck types are available for the Conical Flask?
A standard narrow neck, a wide neck for easier access, or a ground-glass joint.
Related Chemistry Lab Equipment
See the full chemistry lab equipment range, or these related titration glassware:
Buyers in Mozambique, Yemen, Jordan, United Kingdom, Lesotho and Palestine can order the Conical Flask from JLab India as an export order.
For a quotation on the Conical Flask, contact JLab India on +91-8569909696.