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co-precipitation
释义
co-precipitation
Encyclopedia
理学
沉淀
释
co-precipitation
共沉淀
一定条件下原本不会形成沉淀的物质在其他物质沉淀过程中被载带下来的现象。又称诱发沉淀。共沉淀现象产生的原因为表面吸附、混晶的形成和包藏。有时也将后沉淀现象包含在共沉淀中。共沉淀现象是沉淀玷污的主要因素,在重量分析中,总是设法减少共沉淀的影响,但亦可利用共沉淀现象分离和富集痕量物质。
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更新时间:2025/1/13 19:05:40