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科普知識
數據分類:
離心機

離心機工作原理及應用領域

發布日期:2022-10-09 點擊率:79

離心機工作原理

利用不同物質的密度在離心力場中沉淀速度的差異,實現樣品的分析分離。

相對離心力:
RCF=1.118XR(n/1000)^2
  RCF---相對離心力
  R-------旋轉半徑
  n-------轉速

離心機應用領域

廣泛應用于生物醫學實驗研究,石油化工,農業食品衛生等領域。

離心機功能

1. 分離制備
2. 純化提取

離心機的分類
按轉速可劃分為: 1.普通離心機(低速)<10000r/min。
2.高速離心機10000 ~30000r/min。
3.超速離心機> 30000r/min。
使用分類

低速:細胞等大分子
高速:DNA,蛋白等
超速: 病毒,蛋白等
適用實驗室

1.基礎醫學  
2.分子生物學等研究
3.醫院
4.化學化工實驗室



 

 

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