1) phenol sulfuric acid modification method
改良的苯酚-硫酸法
2) improved sulfuric acid catalytic method
改良硫酸法
1.
The extraction technology has been used to separate furfural produced from straw with the improved sulfuric acid catalytic method.
采用溶剂萃取法分离和精制改良硫酸法由稻草、麦杆等制取糠醛 ,比较了不同有机溶剂的萃取效果和物性 ,试验结果表明 ,糠醛的分配系数顺序为 :氯仿 >1,2 二氯乙烷 >三氯乙烯 >乙酸乙脂 >四氯化碳。
3) phenol-sulfuric acid method
硫酸-苯酚法
1.
Total 2-hydroxy saccharide can be determinated by phenol-sulfuric acid method.
其中3,5-二硝基水杨酸法测定的是糖链末端还原糖(以葡萄糖计),硫酸-苯酚法测定的是总的2-羟基糖含量(以葡萄糖计),乙酰丙酮法测定的是总的2-氨基糖含量(以氨基葡萄糖计)。
4) Phenol-sulfuric acid method
苯酚-硫酸法
1.
Determination of momordica charantia L. polysaccharide by improved phenol-sulfuric acid method;
改良苯酚-硫酸法测定苦瓜多糖含量
2.
Determination of the polysaccharide in Thesium chinense by phenol-sulfuric acid method;
苯酚-硫酸法测定百蕊草中多糖的含量
3.
Determination of polysaccharide in LWDH pills by phenol-sulfuric acid method;
苯酚-硫酸法测定六味地黄丸中多糖的含量
5) Phenol-sulphuric acid method
苯酚-硫酸法
1.
Method :Using the phenol-sulphuric acid method to determine the content of polysaccharide in Morascu purpureus,Cordyceps hawkesii,Morchella esculenta,Pholiota adipose and Ganoderma lucidum.
方法利用苯酚-硫酸法测定了红曲、虫草、羊肚菌、黄伞和灵芝菌丝体的含糖量。
2.
Methods The solution of samples were pretreated by phenol-sulphuric acid method,and then the absorbencies were measured at 490 nm.
方法采用苯酚-硫酸法对样品进行前处理,在490 nm波长下测定吸光度A。
3.
And the content of polysaccharides is determined by using phenol-sulphuric acid method.
采用苯酚-硫酸法测定总多糖的含量,以浸膏得率及多糖质量分数为考察指标,对索式提取法提取猪苓多糖进行了优化研究。
6) sulphuric acid-phenol method
硫酸-苯酚法
1.
, using sulphuric acid-phenol method and the content of polysaccharide is determined by the spectrophotometer at 490 nm.
采用超声波浸提法从青蒿中提取青蒿多糖,用硫酸-苯酚法显色,在490nm处运用分光光度计测其含量;并分别利用单因素和正交实验确定了此方法的最佳条件,即单因素法:温度60℃,超声功率80W,固液比1:30,时间30min;各种影响因素影响力的大小为:功率>温度>固液比>时间。
补充资料：硫酸二钠盐与甲醛、苯酚、亚硫酸氢钠和尿素的聚合物
CAS：81387-77-1
分子式：(C6H6O·CH4N2O·CH2O·H2O3S·H2O3S· 3Na)x
中文名称：硫酸二钠盐与甲醛、苯酚、亚硫酸氢钠和尿素的聚合物
英文名称：Sulfurous acid, disodium salt, polymer with formaldehyde, phenol, sodium hydrogen sulfite and urea
Sodium bisulfite, sodium sulfite, phenol, formaldehyde, urea polymer
分子式：(C6H6O·CH4N2O·CH2O·H2O3S·H2O3S· 3Na)x
中文名称：硫酸二钠盐与甲醛、苯酚、亚硫酸氢钠和尿素的聚合物
英文名称：Sulfurous acid, disodium salt, polymer with formaldehyde, phenol, sodium hydrogen sulfite and urea
Sodium bisulfite, sodium sulfite, phenol, formaldehyde, urea polymer
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