沉淀剂

A compound derived from ammonia and containing the bivalent NH group combined with a bivalent nonacid group.

在析中用钯或镍的淀剂的化合物。

With calcium chloride precipitant to eliminate the interference of PO43-, total nitrogen in compound fertilizer is determined by formol method.

用氯化淀剂，消除磷酸根离子的干扰，用甲醛法定复合肥中的总氮。