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南开大学高分子研究所与有关单位合作,研制的NK-884树脂,已在南开大学化工厂批量生产。该树脂可用于氰化物碱性矿浆中金、银的同时提取。在矿
Nankai University Institute of polymer and related units, developed NK-884 resin, has been in Nankai University chemical plant mass production. The resin can be used for simultaneous extraction of gold and silver in cyanide alkaline pulp. In the mine