Quartz test tube φ12×75mm 1 box (10 pieces) QTST-12075 1 box (10 pieces)

Since it is made of quartz glass, there is no need to worry about alkali leaching from the material. Since the thermal expansion coefficient is almost zero, it is also resistant to shocks caused by sudden temperature changes. Excellent purity, heat resistance, and chemical resistance. High-purity quartz test tubes at an affordable price. Model number: QTST-12075 Material: Quartz glass Operating temperature range: -193 to +800°C (normal use) Shape: Straight mouth, no graduations Quantity: 1 box (10 pieces) External dimensions: φ12×75mm Thickness: Approx. 1.0 mm RoHS2 (EU)2015/863 compliant [About RoHS]