Ammonium sulfate transmembrane gradients

• 硫酸铵梯度法

Ammonium sulfate transmembrane gradients的用法和样例：

例句

1. Conclusion The matrine liposomes with high entrapping efficiency can be prepared by ammonium sulphate gradien method.
   结论采用硫酸铵梯度法可制得包封率较高的苦参碱脂质体。