煎法

HPLC测定不同煎法徐长卿中丹皮酚含量

Determination of Paeonol in Cynanchum Paniculatum with Different Decoction by RP-HPLC

方法：采用L9（34）正交试验法，采用70%乙醇回流法与水煎法、75%乙醇温浸法比较。

The 70 % alcohol refluent method was compared with the decoction or 75 % alcohol warm infusion process .

结果：同一方剂两种煎法的药液密度、pH值无明显差异，紫外图谱吸收峰基本一致。

RESULTS : There were no significant dif ˉ ferences in density , pH value and UV-spectrogram of the same prescription between two decocting methods .

结论通过与冷浸法比较，水煎法和冷浸法提取中成药中GA含量差值较大，且水煎法的偏低。

Conclusion By comparison the decoction with the infusion , the results shows that the content of GA by extraction decoction was lower than that by infusion .

目的采用超临界CO2萃取技术从当归中萃取当归油，对提油后的药渣采用水煎法提取当归多糖。

Objective The supercritical CO2 fluid technique was employed to extract the essential oils from the Chinese angelica , followed by boiling its residues and leaching to extract further polysaccharides .

目的：通过对决明子微波萃取法（MAE）与常用提取方法（索氏提取法、超声提取法、水煎法）的比较研究，评价MAE提取中药有效成分的特点，初步探索MAE的机理。

AIM : To evaluate the characteristic and explore the mechanism of MAE on Semen Cassiae by comparing MAE with commonly used extraction method .

[方法]模拟汤剂临床煎法将石菖蒲置陶器中煎煮2次并浓缩，采用气相色谱-质谱联用（GC-MS）技术直接进样对6批次水煎液及浓缩液进行分析比较。

[ Methods ] RAT was decocted and concentrated in the pottery for two times and then 6 batches of the decoction and its concentrated decoction were analyzed by GC-MS .

结果：最佳工艺为水煎法，提取时间1.5h，提取次数2次，加水量10倍。

Results : The optimum process is water decoction method : adding 10 times amount of water , decocting for 2 times , 1.5h each time .

高效液相色谱法测定水煎法提取中成药中的甘草酸含量

Determination of Glycyrrhizic Acid in the Water Extraction in Chinese Patent Medicine by HPLC

目的：探讨传统药罐煎法与现代煎药机煎法的异同。

Objective : to approach the difference between traditional decoction gallipot and modern machine decoction .

茶叶水煎法溶解的微量元素，沸水四次冲泡基本被浸取。

The microelements solved in the tea water can be extracted mostly by four times extraction .

大黄附子汤中诸药的不同组合及煎法对乌头碱含量的影响

Influence of Different Composed Herbs and Decocting Processes on Content of Aconitine in Rhubarb and Aconite Decoction

前言：目的：研究温脾汤中诸药的不同组合及煎法对乌头碱含量的影响。

Objective : To study the influence of different herb composition and decocting processes on the content of aconitine in Wenpitang .

结果超声细胞粉碎提取得到的黄芪多糖纯度最高，水煎法次之，碱提法最差。

Result The content was the highest by ultrasonic disrupter , the second was by boiling in water , the worst was by soakage in alkali .

应用索氏提取法和水煎提取法提取生、炒酸枣仁中的有效成分酸枣仁皂甙A和B，并用薄层扫描法测定了它们的含量。

The active components jujuboside A and B in the crude and baked Semen Ziziphi Spinosae were extracted by Soxhlet 's apparatus and decoction extraction methods , Their contents were also determined by TLC-scanner .

喜欢重油、厚味和香、酥、甜、脆的食品，调料多辣、酸，重用香料，常用烤、炸、煎、煮等法。

Like heavy oil , Hou Wei and incense , cakes , sweet , crisp foods , spices and more spicy , sour and reuse spices , commonly used roasted , fried , fried , boiled , and other laws .