DWK, 885231, WHEATON® Glass Coliwasa Sampler, Reusable Unit, Pre-scored

Manufactured from borosilicate glass 5.1, Used to collect composite liquid samples from top to bottom in drums, tanks and reservoirs, Disposable or reusable units available, Liquid-tight PTFE seal eliminates sample leakage, PTFE seal design permits sampling to within 1/2” of drum bottom, After a sample has been collected, lower and press lightly on the inner tube, which positively seats the PTFE seal, locking the sample column into place, Unit has a tapered bottom with an approximate diameter op