脲酶诱导矿化对铅、镉复合污染砂土固化 修复的试验研究

江钇垚,陈延博,卞怡,徐文杰,詹良通,柯瀚,王清扬

Experimental study on lead and cadmium composite contaminated sand solidified and repaired by enzyme induced carbonate precipitation

Yiyao JIANG,Yanbo CHEN,Yi BIAN,Wenjie XU,Liangtong ZHAN,Han KE,Qingyang WANG

图 8 不同质量浓度的剑豆粗提纯脲酶在矿化过程中的$ {\mathbf{N}\mathbf{H}}_{4}^{+} $生成率和金属固定率

Fig.8 Ammonia ion generation rate and metal immobilization rate of crude sword bean urease under condition of different urease mass concentrations during mineralization process