Conical flasks

Conical flasks Specification

Storage Capacity
Typically 50ml, 100ml, 250ml, 500ml, 1000ml

Suitable For
Educational, research, industrial laboratories

Treatment Type
Autoclavable

Properties
Heat resistant, chemical resistant, autoclavable, leak proof

Product Type
Conical Flasks

Accuracy
Graduations: 5%

Material
Borosilicate Glass

Dimension (L*W*H)
Varies by capacity (typically e.g., 250ml: approx. 85mm x 85mm x 140mm)

Automation Grade
Manual

Use
General laboratory work, titration, storage, mixing

Application
Laboratory use, mixing, heating, culturing

Function
Mixing, heating, culturing, measuring liquids

Phase
Solid

Temperature Range
Up to 400C (with borosilicate glass)

Shape
Conical

Color Code
Transparent / Clear

Height
Varies by volume, e.g., approx. 140mm for 250ml

Weight
Depends on volume, e.g., 250ml flask ~200g

Thermal Shock Resistance
High

Mouth Diameter
Varies by size, e.g., ~34 mm (250ml)

Neck Type
Narrow neck

BPA Free
Yes

Conformity Standards
ISO 1773 / ASTM E1404

Chemical Compatibility
Suitable for most laboratory chemicals

Reusability
Reusable after cleaning

Stopper Availability
May include optional glass or plastic stopper

Graduation Markings
Yes, printed or etched in white

Sterilization
Autoclavable and dry-heat sterilizable

Surface Finish
Smooth, easy to clean

About Conical flasks

Engineered for Laboratory Excellence

Our conical flasks provide dependable performance for general laboratory work, including titration, culturing, and solution storage. Their robust borosilicate glass construction supports high-temperature experiments and frequent sterilization, making them a trusted choice for lab professionals. Optional stoppers enhance their leak-proof design, while white etched graduations ensure accurate measurement. Expanded capacities from 50ml to 1000ml offer flexibility for scaling your workflows.

Precision and Safety, Every Time

Designed to meet strict ISO 1773 and ASTM E1404 requirements, each flask guarantees consistent measurement and high safety standards. The smooth, transparent finish supports thorough cleaning, minimizes contamination risk, and the BPA-free certification assures safe handling of chemicals. These features make them ideal for both routine and advanced laboratory protocols, ensuring reliable results with each use.

FAQ's of Conical flasks:

Q: How can I sterilize conical flasks made of borosilicate glass?

A: These flasks are highly resistant to heat and can be sterilized by autoclaving or using dry-heat sterilization methods. Ensure they are clean before placing them in the sterilizer, and follow standard laboratory procedures for autoclaving glassware.

Q: What is the benefit of the narrow neck design in these flasks?

A: The narrow neck minimizes the risk of spillage and evaporation, making these flasks ideal for mixing and culturing liquids, as well as for applications where controlled pouring or reduced contamination is important.

Q: Where can these conical flasks be used?

A: They are suitable for use in educational, research, and industrial laboratories across a range of disciplines including chemistry, biology, pharmaceuticals, and environmental science.

Q: What chemicals are these conical flasks compatible with?

A: Manufactured from borosilicate glass, these flasks are compatible with most laboratory chemicals, including acids, bases, and solvents, ensuring chemical integrity during experiments.

Q: How can I accurately measure liquids using these flasks?

A: The white printed or etched graduation markings on the flask body facilitate easy and approximate measurement of liquids, with an accuracy of 5%. For more precise measurements, consider using a volumetric flask or burette.

Q: When should stoppers be used with these flasks?

A: Use the optional glass or plastic stopper when you need to store solutions, prevent contamination, or mix contents without risk of spills. Stoppers are particularly useful during storage or transport of liquids within the laboratory.

Q: What are the cleaning and reuse parameters for these flasks?

A: The smooth, easy-to-clean surface ensures that residue can be effectively removed. After thorough cleaning, the flasks can be autoclaved and reused multiple times, supporting sustainable laboratory practices.