The tank situated on the uppermost Level is fed with recently washed nitrogly-cerine through a pipe or gutter. 新洗涤过的硝化甘油，通过管子或溜槽流入处于最上层的过滤槽。
Design features like built-in filter slots, combined with optional accessories such as direct-attach cuvette holders, make sampling simple. 像内置过滤槽的设计，与可选择附件如直接试管固定器的组合，使取样简单。
