ammonium persulfate的用法和样例：
例句
- 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。 - Ammonium persulfate and sulfuric acid were used to turn completely the polyphosphoric acid into orthophosphoric radicals, which were then determined by spectrophotometry.
可用过硫酸铵和硫酸将多聚磷酸全部转化成正磷酸根，再用分光光度法测定其质量分数。
