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- A new technology of direct extraction by methanol was set up to prepare the crude polysaccharide from mycelia of Panaeolus cincutlus. 建立了环带斑褶菇菌丝体粗多糖的甲醇一步提取法。
- Keywords Panaeolus cinctulus;mycelia;crude polysaccharide;direct extraction by methanol;hot water extraction and alcohol precipitation; 环带斑褶菇;菌丝体;粗多糖;甲醇一步提取法;水提醇沉法;
- direct extraction by methanol 甲醇一步提取法
- METHODS The5 F was extracted by methanol and determined by HPLC. 方法用甲醇加热回流提取,反相高效液相色谱法定量分析。
- Method: Chrysophanol in preparation was extracted by methanol ,then was determined by HPLC. 方法:以甲醇提取,HPLC法测定样品中游离大黄酚的含量。
- The total phenolics content in leaves was highest when extracting by methanol other than different solvents. 在不同溶剂萃取中，叶片总酚类化合物以甲醇萃取有最高的含量。
- The experiment indicated that the extract by methanol showed significant inhibitory effects on H22 and made the coefficient of spleen and thymus to normality. 结果显示裂盖马鞍菌甲醇提取物对H22有显著的抑制作用,使荷瘤小鼠的脾脏、胸腺指数趋于正常。
- To research the anti-tumor activity of extract by methanol of Helvella leucopus Pers. in vivo,and observe the affection on spleen and thymus index,the animal model of H22 was established. 以H2(2肝癌实体型)移植小鼠模型研究裂盖马鞍菌甲醇提取物的体内抗肿瘤作用,以及对脾脏、胸腺指数的影响。
- Anthocyanin in Merlot grape and in Pinot Noir grape was extracted by methanol and ultrasonic and then it was detected by HPLC. 利用甲醇和超声波提取酿酒葡萄梅鹿辄和黑比诺中的花色素苷,利用高效液相色谱测定该葡萄中的花色素苷。
- Methods The emodin and chrysophanol were extracted by methanol or ethanol by means of ultrasonic or refluxing respectively. 方法甲醇超声波、乙醇超声波、甲醇回流和乙醇回流分别提取决明子中的大黄素与大黄酚，高效液相色谱方法测定大黄素与大黄酚含量。
- Method: Protein in serum sample was precipitaed with saturated ammonium sulfate and then extracted by methanol, pseudoephedrine salicylate was measured by RP- HPLC. 方法:血清样品分别用硫酸铵沉淀蛋白,甲醇提取,用反相高效液相色谱法测定伪麻黄碱水杨酸盐。
- Methods The emodin and chrysophanol were extracted by methanol or ethanol by means of ultrasonic or refluxing respectively.The emodin and chrysophanol contents were determined by RP-HPLC methods. 方法甲醇超声波、乙醇超声波、甲醇回流和乙醇回流分别提取决明子中的大黄素与大黄酚,高效液相色谱方法测定大黄素与大黄酚含量。
- The samples from the market were ultrasonic extracted by methanol before analysis with stir bar sorptive extraction-thermal desorption system-gas chromatography-mass spectrometry (SBSE-TDS-GC-MS). 采用固相萃取搅拌棒(SBSE)萃取茶叶中的拟除虫菊酯类农药,再用热脱附-气质联用仪分析。
- In this paper,The author extraction of flavone by methanol from sour carambola leaves by single factor test and orthogonal design test was studied. 利用甲醇浸提,通过单因素试验和正交试验探讨从酸杨桃叶中提取黄酮的最佳工艺条件,为酸杨桃叶中黄酮类化合物的提取提供实验数据。
- We introduce the method of data extraction by means of an example. 我们用示例的方式来介绍数据抽取的方法。
- As a native metal, gold required no extraction by smelting. 作为一种天然的金属，黄金不需要熔炼提取。
- Performances of direct extraction of gold from alkaline cyanide solution with guanidine hydrochloride were studied. 研究了盐酸胍直接从碱性氰化液中萃取金的性能。
- An improved direct extraction method for preparation of neodymium iso-octanate with NaOH instead of NH3. 用氢氧化钠溶液代替氨水直接萃取法制备异辛酸钕。
- What is the rarest metal extracted by Dark Elves? 黑暗精灵提取的金属中哪种最珍贵?
- Teeth extracted by the latest Methodists. 香港牙科诊所:由最新的卫理公会教。
