為5%或更少的固體抽樣設計，材料為聚碳酸酯含紫外線穩(wěn)定劑，限度的減少來自太陽射線對樣品的損害，材料堅硬，防止采樣過程中損害性的彎曲，能承受高溫達138℃，管直徑為1.9cm，帶有藍色制定標志，測量管由三個5英尺（1.53米）分管 （頂部，擴展，底部）組成。單獨的部分可以根據需要結合起來。不經過高溫高壓消毒。

For maximum strength and rigidity – use the Sludge Judge® Ultra! Designed for sampling 5% or less solids, and is constructed of extremely strong polycarbonate that is treated with an ultraviolet stabilizer to help reduce deterioration from the sun’s harmful rays. The material is very rigid, minimizing bending of the unit when it is full of water or other liquids. Durable in cold temperatures; can withstａnd heat up to 280° F （138° C） with careful handling. The 3/4" （1.9 cm） diameter tubing is marked with blue tape to designate 1-ft. （.31 m） measurements on the tubing. Unit is made up of three 5-ft. （1.53 m） sections （top, extension, bottom）. Individual sections can be combined as required. The Sludge Judge® is not autoclavable.