Dropship 10Pcs Glass Blowing Tubes 4 Inch Long Thick Wall Test Tube 15*100mm

Inside diameter: 13mm Length :100mm Thick Wall: 1mm Outside diameter: 15mm
Material: glass
Color: transparent
Fire polished ends on Both Sides.
Durable in use.
Fire polished ends on Both Sides.
Used as the reaction vessel in a small amount of reagent and used in room temperature or heat.
The Glass has low thermal expansion coefficient that is about a third of ordinary glass.
Resistant to high temperatures(About up to 200 degrees)
Package Includes :
10 x Tubes
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.