银的氧化态+1～+3。氧化态+1的化合物最普遍，+2、+3氧化态很少。一些银化合物是重要的贵金属材料。
由于银化合物和载体材料的种类很多，不同的含银医用敷料在性能上有很大的区别。
Because of the large varieties of silver compounds and base materials, silver-contained wound dressings differ significantly in their functional properties.
目前银化合物抗菌剂研究主要集中于纳米银、一价银化合物，高价银化合物的抗菌研究仅仅处在起步阶段。
At present, study on silver bactericides has mainly focused on nano-silver and monovalence silver compounds, while the bactericidal research on high valence silver compounds is only at starting stage.
许多物质已被用来作为阳性造影剂：银，铋，铯，钍，锡，锆，钽，钨和稀土化合物已被使用造影剂。
A number of substances have been used as positive contrast agents: silver, bismuth, caesium, thorium, tin, zirconium, tantalum, tungsten and lanthanide compounds have been used as contrast agents.
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