1·More ammonium sulphate solution is being recovered in the process of distilling oil shale.
在提炼油页岩的过程中回收的硫酸铵液比过去多了。
2·METHODS the long circulating mitoxantrone liposomes were prepared by ethanol injection combined with the ammonium sulphate gradients method.
方法用乙醇注入合并硫酸铵梯度法制备米托蒽醌长循环脂质体。
3·OBJECTIVE to investigate the preparation of the lo ng circulating mitoxantrone liposomes with ammonium sulphate gradients method and to evaluate the quality of the liposomes.
目的利用跨膜硫酸铵梯度法制备米托蒽醌长循环脂质体并对其质量进行评价。
4·METHODS The long circulating mitoxantrone liposomes were prepared by ammonium sulphate gradients method.
方法采用乙醇注入合并硫酸铵梯度法制备米托蒽醌长循环脂质体。
5·An antagonistic substance produced by A30 was purified by ammonium sulphate precipitation, FPLC and HPLC and named P1.
A30菌株培养液经硫酸铵沉淀、FPLC疏水色谱、HPLC反相色谱后，纯化得到一种拮抗活性物质，命名为P1。