Best dewar flasks for labs according to redditors

We found 6 Reddit comments discussing the best dewar flasks for labs. We ranked the 3 resulting products by number of redditors who mentioned them. Here are the top 20.

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Top Reddit comments about Lab Dewar Flasks:

u/420theorist · 22 pointsr/trees

Ok man... here we go I got a plan for you. You should build a time machine and you could go into the future and spend that $50 on some trees when they were available...


The Plan



You need

  • 2718 x 72" Hex 303 Stainless Steel, Cold Finished, Annealed (Might just want to get an even 3000 for replacements and such)


  • 200m of high voltage, high temp copper cable, silicon coat is ideal


  • 7 x 5L Dewer Flasks with welded handles (And source of LN2)


  • 32 x Concave Mirrors


  • 32 x Optical Glass Lens Set, 50mm (Half Double Convex (20, 30, 50cm FL) and half Double Concave (20, 30, 50cm FL)


  • A well stocked home depot


  • An envelope


    The Time Machine



    Take the money you have NOW for the trees and place it in an envelope, and put the envelope somewhere safe. You will be taking this envelope into the future with you. Now, take all the other stuff and go build a time machine.


    One of the two things will happen


  • You fail to build the time machine, but when there are trees around and for sale you can go retrieve those $50 from the envelope and buy them. Who needs a time machine when you got green anyways??


  • You successfully build a time machine and become the first human to achieve time travel. Who needs trees when you a have a time machine???


    The way I see it, its a win win.
u/JustDroppinBy · 15 pointsr/GifRecipes

> deposit on the canister is five hundo

Christ on a cracker!

You can own a canister for $169 less than that, Prime shipping and all.

Edit: and a smaller one for $251 less

u/dl-___-lb · 3 pointsr/buildapc
u/iwantansi · 2 pointsr/askcarsales

Freezer wont do, liquid nitrogen in one of these..

Make sure to empty it on the salesmans desk in a dramatic fashion

u/Freezerburn · 1 pointr/overclocking

You can get LN2 long as you have this

https://www.amazon.com/Cryogenic-Container-Liquid-Nitrogen-Straps/dp/B00UJ7E18Q

Most places that sell gases like oxygen, hydrogen, co2 etc. Just ring them up and ask.