sourcing map PP Plastic Test Tube Rack Holder 40 Holes 3 Layers Lab Detachable Tube Holder White for 21mm Test Tubes, Pack of 3

What is this?
Whether you are conducting experiments in a professional laboratory setting or simply need a convenient way to organize your test tubes at home, this test tube rack is the perfect accessory. Its versatile design makes it suitable for a wide range of applications, suitable for holding a variety of test tubes.

What will I get?
The Tube Rack is in size...