Product Features

  • Capacity: 350ml / 665ml / 1L Hemispherical.

  • 350ml: Interior Depth: 200mm, Interior Diameter: 60mm.

  • 665ml: Interior Depth: 210mm, Interior Diameter: 70mm.

  • 1L: Interior Depth: 300mm, Interior Diameter: 75mm.

  • Made of silvered Borosilicate glass with vacuum pumped and aluminum base.

  • Could be used for liquid Nitrogen.

  • StonyLab ensures high quality products and premium customer service. If received damaged, please contact us immediately. We will solve it until satisfied.


Product Options

  • 350ml: XL-815703

  • 665ml: XL-815704

  • 1L: XL-815705

Dewar Flask, Hemispherical Borosilicate Glass Dewar Flask - 350ml / 665ml / 1L

SKU: XL-825703
  • Processing Time

    Usually Ship in 5 - 7 Business Days. Shipping may take longer than expected during COVID-19.

Customer questions & answers


kathie Morris

A lil expensive and the one had a deformed stem tip.

Brian Scott Sheldon

Very durable glassware. I ordered another set of 120mm funnels. I will use Stonylab glassware from now on.


the item is what it was described and works well for my purpose

John R Van H ouden

Top notch for what am using them for

Jessica Linder

Very nice glass work very well packagd I haven't used it yet planning to use for precious metal recovery not sure about the white stone or if I got the wrong piece ?? looks great



120 Lake Ave S Suite 22
Nesconset, New York 11767


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