Kimble® Coliwasa Tube Sampers
The ball in the lower end of the two-part borosilicate glass Coliwasa tube acts as a check valve to prevent sample loss during transfer. Ideal for liquid sampling of drums and tanks. Borosilicate glass is highly chemical resistant. Pre-scored glass coliwasa tubes are designed for single use and are fully disposable. Sampler O.D. x Length: 2.2 x 106.7cm. Tapered bottom with 1.3cm (1/2-Inch) diameter opening.