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Designed for use in professional laboratories, but it also is a perfect choice for science classrooms and household use.
With fine workmanship, not easy to wear and tear, very practical for holding test tubes.
Necessary equipment for laboratory, and your laboratory wont look so messy with it.
The tubes can be placed in a test tube rack, convenient for you to observe the experiment phenomenon.
The test tube rack is made of good- quality ABS and material, , can be used for a long time.
