1) Phosphoric acid-vanillin reaction
磷酸香草醛反应
2) vanillin-hydrochloric acid
香草醛盐酸
1.
Three methods,n-butyl alcohol-hydrochloric acid,vanillin-hydrochloric acid and vanillin-sulfuric acid,were used to determine the proanthocyanidin from grape seed extracts.
香草醛盐酸法、香草醛硫酸法、正丁醇盐酸法是测定原花青素含量的许多方法中的3 种,用这3 种测定方法对葡萄籽提取物中原花青素的含量进行测定,并对其实验原理、标准物的选择、标准曲线等进行讨论,然后用这3种方法测定葡萄籽提取物样品的纯度。
3) vanillin-sulfuric acid
香草醛硫酸
1.
Three methods,n-butyl alcohol-hydrochloric acid,vanillin-hydrochloric acid and vanillin-sulfuric acid,were used to determine the proanthocyanidin from grape seed extracts.
香草醛盐酸法、香草醛硫酸法、正丁醇盐酸法是测定原花青素含量的许多方法中的3 种,用这3 种测定方法对葡萄籽提取物中原花青素的含量进行测定,并对其实验原理、标准物的选择、标准曲线等进行讨论,然后用这3种方法测定葡萄籽提取物样品的纯度。
4) Vanillin-HCl method
香草醛-盐酸法
1.
Two products were separated by solvent extraction and analyzed by UV spectrometry and Vanillin-HCl method.
结果表明,60%的乙醇溶液为提取剂,固液比为1∶20,在80℃下提取2h为最佳提取条件,通过溶剂萃取进行分离,用紫外分光光度法和香草醛-盐酸法分别测定其含量。
5) O vanillin alanine
邻香草醛丙氨酸
6) vanillin-perchloric acid
香草醛-高氯酸法
补充资料：聚磷酸铵盐与磷酸铵及脲的反应产物
CAS：84776-82-9
中文名称：聚磷酸铵盐与磷酸铵及脲的反应产物
英文名称：Polyphosphoric acids, ammonium salts, reaction products with ammonium phosphate and urea； Polyphosphoric acids,ammonium salts,reaction products with ammonium phosphate and urea
中文名称：聚磷酸铵盐与磷酸铵及脲的反应产物
英文名称：Polyphosphoric acids, ammonium salts, reaction products with ammonium phosphate and urea； Polyphosphoric acids,ammonium salts,reaction products with ammonium phosphate and urea
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条