The leaching rate of manganese can be raised by addition of small amount of reductiveagent h.
当向浸出体系配加少量的还原试剂h时，可显著提高锰浸出率。
2
Nanometer copper powders were prepared from acidic waste etching solution containing copper using hydrazine hydrate as a reductiveagent.
以酸性蚀刻废液为铜源，水合肼为还原剂，采用液相还原法制备纳米铜粉。
3
The effects of orthophosphoric acid concentration in precursor preparation with n pentanol as reductiveagent on vanadium catalyst behavior were studied.