为5%或更少的固体抽样设计，材料为聚碳酸酯含紫外线稳定剂，限度的减少来自太阳射线对样品的损害，材料坚硬，防止采样过程中损害性的弯曲，能承受高温达138℃，管直径为1.9cm，带有蓝色制定标志，测量管由三个5英尺（1.53米）分管 （顶部，扩展，底部）组成。单独的部分可以根据需要结合起来。不经过高温高压消毒。
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.
