Flasks

Hand-picked selection of lab flasks, including Kjeldahl flasks, distilling flasks, Erlenmeyer flasks, flask drying racks, caps and many more.

How to choose your lab flasks?

1. Identify Purpose: Know the specific application to determine the flask type.
2. Material Matters: Choose a material that’s resistant to the chemicals you’ll use.
3. Volume: Consider the volume of substance you’ll be working with.


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Boiling Flasks
  • Ideal for boiling liquids, these flasks offer a rounded body for uniform heating.
  • Our boiling flasks are made from high-quality materials, providing excellent thermal resistance.
Distilling Flasks
  • Primarily used in the process of distillation to separate mixtures.
  • Our range of distilling flasks offers excellent chemical resistance and long-lasting durability.
Erlenmeyer Flasks
  • Great for mixing, heating, and storing chemicals.
  • Choose from a wide range of sizes and materials, all designed for accurate results.
Extraction Flasks
  • Commonly used in liquid-liquid extractions to separate compounds.
  • Our extraction flasks are versatile and designed for efficient separation processes.
Filtering Flasks
  • Used in vacuum filtration procedures.
  • Features a built-in side-arm to connect to a vacuum source for hassle-free filtering.
Iodine Determination Flasks
  • Specifically designed for iodometric analysis.
  • Precision-engineered for consistent and accurate results in iodine determination.
Kjeldahl Flasks
  • Mainly used for the Kjeldahl method to determine nitrogen content.
  • Manufactured to meet rigorous quality standards, ensuring accurate nitrogen quantification.
Volumetric Flasks
  • For precise measurement and mixing of solutions.
  • Our volumetric flasks are calibrated for high-accuracy measurements.
Why order your lab flasks from SECO?

First of all, we prioritize fast and local shipments from our well-stocked warehouse. So you don't have to worry about backorders and lengthy lead times.

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Have a question? Need assistance? Reach out to us. Our knowledgeable customer service team is always ready to assist you. We can help you find the right products to suit your needs, answer any questions you might have, and even place your order for you.