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Test Tube Rack 40 Holes 50 Holes Centrifugal Plastic Test Tube Holder Laboratory School Supply Lab Equipment

The test tube rack is the most basic experimental instrument in the chemical laboratory used to place (sometimes place the test tube on the test tube rack to observe the phenomenon of a certain experiment) and to dry the test tube.
$22.21 USD $27.77 USD Save $5.56 USD
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40 Holes 18 mm
50 Holes 15 mm
50 Holes 13 mm

Made of plastic , lightweight, convenient to carry.
Detachable, convenient to store,easy to install.
There are 40 holes and 50 holes to choose from.
Perfect for use in many applications from laboratory testing to food and beverage service.
Product name: 13mm, 15mm, 18mm Test Tube Holder
Material: Plastic
Color: Dark blue; Light blue; Green+white
Hole numbe: 40 holes; 50 holes
Package include :1 Pc x Test Tube Holder 
The size is measured by hands, please allow minor error of measurement. Photo color might be a little different from the actual product due to color display of different monitors.