摘要
本文研究结果表明，在ＰＨ＝８．０的硼砂缓冲液中，铅与甘油形成的配合物能与１－（２－吡啶偶氮）－２－萘酚即ＰＡＮ形成紫色的离子缔合物。
The result of this article shows that in the boron medium of PH=8.0, the purple complex formed by Pb 2+ -C 3H 5(OH) 3-PAN. So a spectro phometric determination of traces lead is suggested.
