Borosilicate Conical / Erlenmeyer Flask (250 ML)

Starting at 190.00

Crafted from durable borosilicate glass, this 250ml Conical Flask is perfect for laboratory experiments and mixing solutions. Its conical shape allows efficient swirling and mixing, while the sturdy design ensures longevity and resistance to temperature changes. A vital tool for precise measurements and chemical reactions in scientific endeavors.

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The Borosilicate Conical Flask, holding 250ml, epitomizes reliability and precision in laboratory settings. Crafted from high-quality borosilicate glass, it withstands high temperatures and chemical reactions with ease. Its conical shape facilitates efficient swirling and mixing, crucial for homogeneous solutions. Designed for accuracy, it ensures precise measurements and consistent results in experiments. With a sturdy build, it offers durability for prolonged use. This flask stands as an indispensable tool for scientists and researchers alike, providing a dependable vessel for a wide array of chemical processes and reactions.

Key Features:

  1. Borosilicate Glass: Made from durable borosilicate glass, ensuring resistance to chemical reactions and thermal shocks.
  2. Conical Shape: Facilitates efficient mixing and swirling of solutions, enhancing homogeneity.
  3. 250ml Capacity: Ideal size for laboratory experiments and precise measurements.
  4. Sturdy Design: Ensures durability and longevity, capable of withstanding rigorous lab use.
  5. Easy-to-read Graduations: Clear markings for accurate volume measurements, aiding in precise experimentation.


  1. Handling with Care: Avoid rough handling or sudden temperature changes to prevent breakage.
  2. Chemical Compatibility: Ensure compatibility of chemicals with borosilicate glass to avoid damage or reactions.
  3. Proper Cleaning: Clean thoroughly after each use to prevent contamination and ensure accuracy in subsequent experiments.
  4. Avoid Thermal Shock: Gradually adjust temperature changes to prevent cracking due to thermal shock.
  5. Use with Proper Safety Gear: Wear appropriate protective gear such as gloves and goggles while handling hazardous substances to ensure personal safety.

Frequently Asked Questions with Answers:

Question: Can this flask be used on a hotplate?
Answer: Yes, borosilicate glass is heat-resistant and suitable for use on hotplates.

Question: Is the dishwasher safe?
Answer: While borosilicate glass is dishwasher safe, handwashing is recommended to prolong its lifespan.

Question: What is the maximum temperature it can withstand?
Answer: Borosilicate glass can withstand temperatures up to approximately 500°C.

Question: Can I use this flask for storing liquids overnight?
Answer: Yes, the flask can be used for short-term storage of liquids, but prolonged storage may lead to evaporation or contamination.

Question: Are the graduations on the flask accurate?
Answer: Yes, the graduations are calibrated accurately for precise volume measurements.


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