Isolable carbocyclic compounds contain seven or fewer carbons in the cycle.

可的碳环化合物环内含七个或七个以下的碳。

Palladium can be separated from polyxene by the process of resolving polyxene,removing nitrate,precipitating palladium,etc.The grade of pure platinum obtained from the process is more than 99.95%.

粗经王水溶解,赶硝,加入丁二酮肟使大部钯以沉淀的形,余留的少量钯用溴酸钠水解法处理,可达到钯的目的,所得纯品位高于99.95%。