研究试制了一种用于黄铜管道、水龙头和管接头等饮用水系统用零件的表面脱铅的脱铅试剂。
In this paper, a new kind of reagent which is used in leaching lead from surface of brasses in drinking water systems is studied, such as pipes, fittings and faucets.
为了降低碱性炼铅法的试剂成本，对其碱浮渣的回收利用工艺进行了初步试验研究。
In order to reduce the reagent cost of the basic lead-smelting process, a series of experiments for the recovery of alkali and silver from the slag was carried out.
而且，在环境化学中，甲基钴化合物往往可以作为锗、锡、铅等金属的甲基化试剂。
Methyl cobalt complexes often are used as methylation agents for germanium, tin and lead compounds in environmental chemistry.
铅离子与固定在阴离子交换树脂上的二甲酚橙的络合反应，使试剂相光反射强度发生了很大的变化，从而使溶液中的铅离子得以测定。
The formation of the complex between lead ion and immobilized xylenol orange caused a large reflected light intensity change, and lead ion in the solution can be determinated.
铅离子与固定在阴离子交换树脂上的二甲酚橙的络合反应，使试剂相光反射强度发生了很大的变化，从而使溶液中的铅离子得以测定。
The formation of the complex between lead ion and immobilized xylenol orange caused a large reflected light intensity change, and lead ion in the solution can be determinated.
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