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Your cart is empty. Ten pack of 20" borosilicate glass tubes with 6mm external diameter and 3mm internal diameter. Using safe and appropriate methods of heating, tubes can be shaped to suit specific lab needs.
Autoclavable, with superior chemical durability. Low temperature gradient- can withstand high temperatures & thermal shocks. Eisco Labs Borosilicate glass has the following heat tolerances: Strain Point -515°C | Annealing Point 565°C | Softening Point 820°C.
Eisco Labs proudly manufactures its own products using state-of-the-art equipment, and following the highest standards of quality control.
Each product is carefully designed by a team of laboratory professionals and experienced engineers with quality and durability in mind. They are manufactured with only the highest grade, raw materials and according to international quality standards to ensure that they can withstand use in even the toughest laboratory environments.
Matthew Day
Reviewed in the United States on March 22, 2024
Exactly what it says they are only thing is a few came broken but that is the only issue. Other then that no complaints
Shelia Bishop
Reviewed in the United States on January 28, 2024
Too thick to melt or do anything with. I wasted my money.
JR
Reviewed in the United States on January 2, 2020
Great quality glass. Affordable price. Prompt delivery. Not one broken piece in the order. Unfortunately they were to small in diameter for my needs. Next time I'll order double the ID. Keep up the good work everyone.
Ordernut
Reviewed in the United States on October 13, 2019
Just the size I was looking for.
Gameazoning Fun
Reviewed in the United States on April 4, 2019
Good product for the creative Artist.
William E. JACKSON
Reviewed in the United States on August 16, 2018
They were broken when I received them
TN.
Reviewed in the United States on May 4, 2018
These external diameter is 6 mm (not 0.25 inch).
Angel
Reviewed in the United States on March 20, 2017
As advertised. It is a great product, fast delivery and I would buy it again. Thank you. Angel
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