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extraction conditions     
相关语句
  提取条件
     The best extraction conditions of humic acid are as follows: reaction temperature 90℃, reaction time 60min, NaOH is used at concentration of 1.5wt%, or 2wt% NaOH and Na2CO3 (the ratio of NaOH and Na2CO3 is 1:1),and the extraction rate is more then 75%.
     腐植酸最优的提取条件为:反应温度90℃,反应时间60min,提取液为1.5%的NaOH溶液,或者是2%的NaOH和Na2CO3溶液(NaOH和Na2CO3的质量比为1:1),提取产率超过75%。
短句来源
     The results showed that the optimum extraction conditions were as follows:30min,80% microwave power(full power is 800W),20:1(water / dry weight).
     结果表明,以水为溶剂,巴西蘑菇多糖最佳提取条件为:提取时间30min,微波功率为80%(全功率为800w),液料比为20:1。
短句来源
     The results showed that the optimal extracting technology was different among the skins of selected fish. Under the optimal extraction conditions, the extraction ratios of collagens from these skins were 36.57%, 30.58%, 35.14% and 45.17% respectively, while the corresponding yields were 8.93%, 8.52%, 9.03% and 6.50% respectively.
     实验结果表明,4种淡水鱼皮胶原蛋白的最佳提取工艺各不相同,在最佳提取条件下,其胶原蛋白提取率依次为36.57%、30.58%、35.14%、45.17%; 而得率依次为8.93%、8.52%、9.03%、6.50%。
短句来源
     The optimum extraction conditions were as follow:temperature 90-95℃, pH value 11-12,and time of hydrolysis 3-4 h.
     其优化的提取条件为:温度90~95℃、pH值11~ 12,水解时间3~4 h。
短句来源
     RESULT The best extraction conditions: Semen Pruni Armeniacae added to (10+8 times) boiling water decocted for2+2hours.
     结果 最佳提取条件为 :苦杏仁沸下 ,加 (10 +8)倍水 ,煎煮 (2 +2 )h。
短句来源
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  萃取条件
     The optimum extraction conditions for spirmycin are 5.0% N 1923 , pH 9.56, O/A=1∶1, extraction rate is 90.5%, that for erythromycin are 7.5% N 1923 , pH 9.50, O/A=1∶1, extraction rate is 91.0%.
     经优化的萃取条件如下 :对螺旋霉素用5 .0 % N1 92 3,p H9.5 6 ,O/ A=1∶ 1,萃取率为 90 .5 % ; 萃取红霉素用 7.5 % N1 92 3,p H 9.5 0 ,O/ A=1∶ 1,萃取率为91.0 %。
短句来源
     The extraction conditions were optimized. The opti-mized operational variables of SFE-CO2are obtained as following:the pressure is 25 MPa,the temperature is 100 ℃,the staticextractiontime is 20 min,the dynamic extraction time is 45 min,the trapping solvent is acetone,the CO2flow rate is2.5 mL/min andthe modifier is 10 %dichloromethane.
     对SFE-CO2的萃取条件进行了优化,其最佳萃取条件为:压力25 MPa,温度100℃,静态萃取时间20 min,动态萃取时间45 min,收集溶剂丙酮,CO2流量2.5 mL/min,改性剂10%(质量分数)二氯甲烷.
短句来源
     Conclusion The extraction rate of volatile oils from Heracleum hemsleyanum Diels by supercritical CO_2extraction process is higher than that of water vapor distillation,and the optimized extraction conditions are:extraction pressure 25MPa,extraction temperature 45℃ and flow rate of CO_2 20L/h,and the yield of volatile oils is 0.65%.
     结论超临界CO2萃取牛尾独活挥发油的萃取率较水蒸气蒸馏法高,最佳萃取条件为萃取压力25MPa,萃取温度45℃,CO2流量20L/h,挥发油收率为0.65%。
短句来源
     Extracting effective constituents by SCF-CO_2 was studied under varying extraction conditions and different pretreatments.
     采用了不同的虎杖预处理方式,并在不同的萃取条件下,用超临界CO_2对虎杖中的有效成分进行萃取研究。
短句来源
     The results demonstrated that the optimum extraction conditions are liquid-solid ratio of 1∶40(g∶mL), microwave power of 540 W,extracting time of 50 s and the extracting rate of hippophae rhamnoides L. polysaccharide come to 5.25%.
     结果表明最佳萃取条件为:料液比(g∶mL)1∶40,微波功率540W,萃取时间50s. 沙棘叶多糖提取率为5.25%.
短句来源
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  提取工艺
     Conclusion The optimum extraction conditions for compound shechuang tincture is as follow:adding 13 times 70% ethanol infusing 24 h,percolating at the speed of 3 ml·min-1·kg-1.
     结论复方蛇床子酊的最佳提取工艺条件为:用13倍量的70%乙醇浸渍24h后,以3ml·min-·1kg-1的速度渗漉。
短句来源
     The optimal extraction conditions: the ratio of matter to solution is 38.03, extraction time is 49.42 min and salt content of 1.08 % in solovent.
     最佳提取工艺为液料比38.03,提取时间为49.42min,提取液盐浓度为1.08%。
短句来源
     The results showed that the optimal extracting technology was different among the skins of selected fish. Under the optimal extraction conditions, the extraction ratios of collagens from these skins were 36.57%, 30.58%, 35.14% and 45.17% respectively, while the corresponding yields were 8.93%, 8.52%, 9.03% and 6.50% respectively.
     实验结果表明,4种淡水鱼皮胶原蛋白的最佳提取工艺各不相同,在最佳提取条件下,其胶原蛋白提取率依次为36.57%、30.58%、35.14%、45.17%; 而得率依次为8.93%、8.52%、9.03%、6.50%。
短句来源
     Theoptimum extraction conditions of tea green pigment were 100% ethanol, theratio of ethanol to tea 4.5mL:1g, the temperature 75oC and the extractionduration 25min. The extraction rate of tea green pigment was 31.50%, it wasimproved by 20.69% than the 26.1% from the past document.
     茶绿色素的最佳提取工艺参数为:100%的乙醇、4.5mL:1g 的醇茶比、75oC 水浴浸提25min,浸提效果最佳,提取率为31.50%,比以往的的文献报道26.1%提高了20.69%。
短句来源
     The results show that the optimal extraction conditions were A3B1C3,i. e. 9 times amount of 90% ethanol, ultrasonic extracting 45 min.
     结果表明最佳提取工艺为A_3B_1C_3,即用9 倍量的90%的乙醇超声提取45 min。
短句来源
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  提取工艺条件
     Conclusion The optimum extraction conditions for compound shechuang tincture is as follow:adding 13 times 70% ethanol infusing 24 h,percolating at the speed of 3 ml·min-1·kg-1.
     结论复方蛇床子酊的最佳提取工艺条件为:用13倍量的70%乙醇浸渍24h后,以3ml·min-·1kg-1的速度渗漉。
短句来源
     Methods: L8 (27) orthogonal design was applied to select the optimum extraction conditions.
     方法:采用L8(27)正交设计实验筛选较优的提取工艺条件
短句来源
     Results showed that optimum extraction conditions are: sonic power ranges from 86W to 96W with extraction temperature from 45℃ to 53℃, and time 20min and stock ratio of 1:20. The best decolorant is polyamide.
     结果表明,枣多糖最佳的提取工艺条件为:超声功率86~96W,提取温度45~53℃,提取时间20min,料液比1:20;
短句来源
     The results indicated that optimum extraction conditions were determined as follows:the mixture solution of V(ethyl acetate) and V(95% ethanol)(3∶7) as extracting solvent,stock ratio 1∶10(mass∶volume),temperature 50 ℃,time 30 min.
     结果表明,超声提取沙棘果渣总黄酮的最佳提取工艺条件为:提取液V(乙酸乙酯)∶V(体积分数95%乙醇)=3∶7,料液比(m/V)为1∶10,在温度50℃下提取30 m in;
短句来源
     The optimum extraction conditions were as follows:sample 2 g,microwave radiant intensity 550 W,irradiation time 75 min,ratio of solid to liquid 1∶12.5,soda concentration 16%,the absorbency of lignin extracting solution was 1.25 and the result of reappear experiment was stabilization.
     结果表明,最佳提取工艺条件为:2 g样品在微波辐射功率为550 W,辐射时间为75 min,固液比为1∶12.5,碱浓度为16%时,木质素提取液的吸光度达到1.25,并且验证性试验的结果很稳定。
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  extraction conditions
The extraction conditions were optimized for MAE with a single matrix (bark) and applied to the rest in order to study the variability in results.
      
Extraction conditions were selected using the computation of physicochemical parameters of the analytes.
      
Extraction conditions were optimized using mathematical methods of experimental design.
      
Extraction conditions were optimized using methods of experimental design.
      
After optimization of the complexation and extraction conditions, a preconcentration factor of 50 was obtained (volume of initial sample was 10 mL).
      
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