另外，推荐一种灰钙纯度的检测方法和根据测试的纯度确定配方的方法。
In addition, a test method is recommended to test purity of ash calcium and formula design based the test result.
产品纯度和结构由气相色谱、气质联用仪及核磁共振仪确定。
The purity and structure of the product was examined by GC GC-MS and NMR.
通过正交设计及极差分析法确定了最佳工艺条件，产品收率达80%以上，纯度可达94%。
The optimum technological conditions were determined by orthogonal test and extreme difference analysis. The yield of product reaches over 80%, and the purity is up to 94%.
采用熔点、氨基酸组分分析、元素分析、质谱等方法对其结构进行鉴别，用高效液相色谱法确定其纯度。结果合成的双肽经理化检测，质量高。
The physicochemical properties of this dipeptide were identified with melting point determination, amino acid analysis, elements analysis and MS and its purity was determined with HPLC.
羽毛颜色是一个重要的经济性状，它在确定品种纯度和亲缘关系方面有一定用途。
Plumage color is an important economic trait. It plays an important role in determining breed purity and phylogenesis.
确定了适宜的工艺条件，环戊酮的收率为85%以上，环戊酮产品纯度大于99%。
The optimum process conditions are determined. The yield of cyclopentanone is up to 85% with a purity of more than 99%.
确定出了各步反应及其产物分离的工艺条件，丁二酸酐、过氧化丁二酸的收率和产品纯度均达90 %以上。
The optimum operating conditions for reaction and separation processes were established. Both yield and product purity of succinic anhydride and peroxysuccinic acid were more than 90%.
通过正交实验确定了超声辅助提取橙皮苷的最优条件，并对提取得到的橙皮苷进行大孔树脂精制，用HPLC对其纯度进行了鉴定。
The suitable conditions by ultrasonic waves of hesperidin was identified by orthogonal tests. Purification of hesperidin by macroporous resin was studied and the product was also determined by HPLC.
首先，通过扫描电镜(sem)和透射电镜(TEM)确定了产物的形貌和纯度。
First, the shape of products was conformed by scanning electron microscopy (SEM) and transmission electron microscopy (TEM).
经检测，按试验确定最佳工艺路线处理所得终产物中绿原酸纯度为78.14%，得率2.81%，绿原酸总回收率为73.48%。
The test of experiment with the optimum producting process is as follows:purity of Chlorogenic acid product was 78.14%, with a yield 2.81%, a total recovery of 73.48%.
方法通过静态吸附确定聚酰胺的最大吸附量为，动态吸附后考察不同浓度乙醇的洗脱曲线及纯度，定量采用HPLC定量测定。
Method:The polyamide adsorption capacity for flavone was static adsorption. Different desorption solvents were studied by dynamic adsorption, quantity analysis was carried out by HPLC.
方法通过静态吸附确定聚酰胺的最大吸附量为，动态吸附后考察不同浓度乙醇的洗脱曲线及纯度，定量采用HPLC定量测定。
Method:The polyamide adsorption capacity for flavone was static adsorption. Different desorption solvents were studied by dynamic adsorption, quantity analysis was carried out by HPLC.
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