Product Overview
The Test Tube Cleaning Brush is used for cleaning test tubes or narrow mouth laboratory glassware such as cylinders or burettes. The bristles are made from natural and/or synthetic materials and the stem is a galvanized twisted wire with loop.
The 12-packs of the test tube brush are available in three sizes:
- The size Small—17mm diameter by 50mm length of bristles by 150mm overall length.
- The size Medium—25mm diameter by 75mm length of bristles by 200mm overall length.
- The size Large—35mm diameter by 100mm length of bristles by 280mm overall length.