Then the pretreated samples were extracted with acetonitrile, further cleaned up by reverse solid phase dispersion, and analyzed by reversed phase HPLC with diode array detector ( DAD). 韭菜样本用微波炉加热处理,使酶钝化消除含硫基质干扰,然后用乙腈提取、逆固相分散净化,用反相高效液相色谱-二极管阵列检测器检测。
Bupirimate in agricultural products was extracted and concentrated with acetonitrile, and purified using solid phase extraction column. 为了建立气相色谱-质谱检测进出口农产品中乙嘧酚磺酸酯的检测方法。
"Deal with salary" and "to deal with course of welfare funds" to incorporate deal with worker firewood to propose a toast whether "means welfare funds to be extracted no longer for", raise by solid line however, ask tall person to give directions. “应付工资”和“应付福利费”科目合并为“应付职工薪酬”是否意味着福利费不再提取,而是按实列支,请高人指点。
The feature recognition is the process in which geometric form with a certain engineering significance is extracted automatically from solid model, and then feature model is produced. 所谓特征识别便非自产品的实体模型动身自动识别出其外具无一订工程意义的几何形状――便特征,入而地出产品的特征模型。
The aromatic substances in fruit, pericarp, and pulp of pomegranate were extracted with headspace solid phase micro extraction and determined by GC/ MS. 利用顶空固相微萃取法提取大青皮甜石榴整体果实、石榴皮和石榴籽汁的芳香物质,气相色谱-质谱联机定性定量分析,检测香气组分。
The analyte was extracted by ethyl acetate, and then purified with aminopropyl solid phase extraction ( NH2 SPE) cartridge. 利用乙酸乙酯提取样品中残留的喹氧灵,用氨基固相萃取小柱净化;
Methods Microcystis blooms were collected and microcystins were extracted from solid phase. The microcystin-LR and microcystin-RR concentration in microcystis extract were detected by high performance liquid chromatography ( HPLC). 方法采集微囊藻水华,固相萃取法提取微囊藻毒素,以微囊藻毒素LR和RR纯毒素为标准,高效液相色谱法测定其亚型;
Polyphenols can be extracted from tobacco leaf with 80% methanol by heating circumfluence, then subjected to degrease by Waters Sep-Park-C18 solid phase extraction cartridge. 用80%的甲醇溶液回流提取烟叶中的多酚物质,然后用WatersSEP-Park-C(18)固相萃取柱分离脱脂;
The results showed that red radish pigment yield was highest when it was extracted at 1 ∶ 2 rate of solid to solution and at ( 70 ℃) for 3 hours; 结果表明:在提取时间为3h、料液比1∶20[质量(g)体积(ml)比]、温度70℃的提取条件下,萝卜红色素提取的产量最高;
Nicotine was extracted from tobacco by ultrasonic extraction method, the conditions with higher nicotine were: 0.4% NaOH solution as solvent, ratio of liquid to solid was 40 ∶ 1 ( mL · g (-1)), extraction time 4 hours. 确定了制备烟碱分析样品的超声波提取条件:0.4%NaOH溶液为溶剂,液固比40∶1(mL.g-1),提取时间4h。
The silver carp muscle sample was extracted with a mixture of methanol water and acetone. After extraction with hexane, the organic layer was discharged and the water phase was cleaned up using solid phased extraction columns before injection. 鱼肉样品用甲醇-水和丙酮混合溶剂提取,经正己烷萃取后,将有机相弃去,水相用固相萃取柱净化后进行高效液相色谱分析。
Pesticides were extracted from homogenized food samples by using liquid-liquid partitioning, then by solid phase extraction using a primary secondary amine ( PSA) bonded phase followed by GPC-GC/ MS analysis. 该方法首先用液-液分配法从均化的食物样品中提取农药,然后用PSA结合相进行固相萃取,最后进行GPC-GC/MS分析。
Methods The CT images of mandible are pre-processed and pixels are extracted from the mandible's contours, then the solid model is produced. 方法:对168层下颌骨CT图像进行预处理,突出图像中的下颌骨轮廓,然后采用自编程序提取图中下颌骨内外轮廓点信息,通过有限元软件进行自下而上的实体模型建立。
The experimental results indicate that the comples anions, formed by the metal ions with I, can be extracted into the Triton X-100 solid phase. 实验结果表明,金属离子与I-形成络阴离子被萃入聚合物固相。
Based on this HBCR, the shape features are extracted from solid model for sheet metal punching part to realize the "feature-based" modeling design. 基于混合实体造型HBCR技术,通过提取钣金冲压件形状特征模型,实现了基于特征的钣金模型设计。
The plasma samples were extracted with solid phase extraction. 样品用固相萃取小柱提取处理。
Pesticides were extracted with acetonitrile and cleaned up by dispersive solid phase extraction using primary secondary amine, detected by gas chromatography-mass spectrometry detector under selective ion monitoring mode, and quantified by matrix-match standard solution. 以乙腈作提取剂,PSA(primarysecondaryamine)为分散净化剂,采用气相色谱-质谱联用,在选择离子监测模式下进行检测,用外标法定量。
Under the condition of indoor temperature, the enzyme can be extracted selectively into Tween 80 solid phase and a large of other proteins remains in the salt aqueous phase. 在室温条件下,酶选择性地进入吐温80固相,杂蛋白主要留在盐水相。
The rate of extracted Ge in 2N NaOH solution was higher than that in water. The more the content of inorganic germanium, the more the content of extracted Ge in solid mycelial cultures or liquid mycelia wus. 结果表明,用2NNaOH提取锗,提取率较高,从固体菌丝体培养物和液体菌丝体中提取的锗含量随加入无机钻(GeO2)量的增加而提高。
Based on the amount of extracted glycosides and sucrose esters, we studied the extraction solvent, time, solid to liquid ratio and extraction times, at last obtained the best extraction conditions. 以糖苷和糖酯的得率为指标,分别对两类物质的提取溶剂、时间、料液比和提取次数进行考察,得到最佳的提取条件。
The samples were extracted by mixed solvent with or without enzymolysis respectively, purified by solid phase extraction, then determined by linear ion trap with liquid chromatography tandem quadrupole mass spectrometry ( QTrap), and quantified by using isotope internal standard method. 样品分别采用提取或酶解提取后,经固相萃取净化,用液相色谱串联四极杆线性离子阱质谱法测定,采用同位素内标法定量。
Polysaccharide was extracted from the solid dried powder after enzymatic lysis of papain. The metachromatic effect, infrared spectral analysis, and the content of sulfated group indicated that polysaccharide in the waste liquor of processing sea cucumber had not significant difference with that of sea cucumber wall. 进一步用木瓜蛋白酶酶解固体中的蛋白,提取得到海参多糖,通过异染作用、红外光谱分析和硫酸基含量测定表明,海参加工液中的多糖与海参壁中的多糖没有明显差别。
Liquid Khz is liquid component that anti-cancer active substance of Ganoderma and Polyporus is extracted from the fusion mycelia in solid medium. 灵芝和猪苓的抗癌活性物质是在固态培养的融合菌丝体中提取的液体成分,称为液体Khz。