Ostwald's purity

例句：

1. 1. The new product has a high Ostwald's purity, which is very important for its application.
   新产品具有很高的纯度，这对于它的应用非常重要。
2. 2.The research team conducted an experiment to study the Ostwald's purity of different materials.
   研究团队进行了实验，以研究不同材料的纯度。
3. 3. In the process of purification, Ostwald's purity is one of the keyfactors that need to be considered.
   在提纯过程中，奥斯瓦尔德纯度是需要考虑的关键因素之一。