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Premium Quality: Solar Cell is made of high-grade construction all the way through
Convection Tube made of
The 6inch plastic rain gauge is a good choice for rain gauge replacement tube glass
16mm Diameter
Wooden Test Tube Holder Storage Premium Quality: Solar Cell isThis wooden test tube clip clamp holder can hold test tube tightly and you can feel assured when using. This test tube clip can hold tube whose diameter is about 10 20mm. Please choose to buy according to actual needs. Durable and reliable, you can use them for a long time. Designed for use in professional laboratories but is an ideal choice for science classrooms and household use. If you need custom order with different sizes design, please contact
