DWK Life Sciences (Wheaton) Disposable Trumpet Coliwasas
By DWK - Wheaton Science Products![DWK Life Sciences (Wheaton) Disposable Trumpet Coliwasas](https://krackeler.com/tt/lg/graphics/0012/jpg/885235-1.jpg)
Use this disposable glass coliwasa when sampling sludge or semi-solid material. The rigidity of the glass makes it suitable for boring through semi-solid sludge-type materials. The coliwasas tight PTFE seal keeps in liquid and sludge material. The outer tube is 40" long.