FalconĀ® Test Tube, 14 mL, 17 x 100 mmThe tubes come with polyethylene dual-position snap caps, which offer both vented and fully closed positions17 x 100 millimeters
Test Tube Round Bottom Plain 12 X 75 mm 5 mL Without Color Coding Dual Position Snap Cap Polystyrene TubeThe tubes are molded from premium grade polystyrene for clarityPolystyrene tubes can withstand...