本幻灯片概述了使用专利交联聚谷氨酸开发无毒可生物降解絮凝剂PG alpha 21系列的信息 激活过程。PG alpha 21系列水处理絮凝剂的效果 通过各种应用中的测试进行了验证，例如: 湖水、河水和池塘水；食品加工废水； 动物废水；以及金属和化学物质在水中的还原。包括3个参考文献。

This slide presentation outlines information on the development of nontoxic and biodegradable flocculants, PG alpha 21 Series, using a proprietary cross-linked polyglutamic acid activation process. The effectiveness of PG alpha 21 Series as water treatment flocculants was verified through testing in various applications such as: lake, river, and pond water; food processing wastewater; animal wastewater; and, metal and chemical reduction in water. Includes 3 references.