分离用的

Modern systems consist of one or more computer-controlled metering pumps that can be programmed to vary the ratio of mobile phase components, as is required for gradient chromatography, or to mix isocratic mobile phases (i.e., mobile phases having a fixed ratio of solvents).

后者有一个装样品瓶的转盘或者架子，瓶子顶部用可以穿孔的隔膜或者塞子密封，和一个注射装置来把样品从样品瓶转移到定量环，从那里注入到色谱分离系统。

Ephedrine and pseudoephedrine in wild Mahuang and cultivated Mahuang are separated and determined by RP HPLC A chromatographic method for the separation and the determination of ephedrine and pseudoephedrine in this Chinese drug was established The scientific basis and methodology basis for quality evaluation of wild Mahuang and cultivated Mahuang are provided .

用反相高效液相色谱法分离并测定了野生麻黄与栽培麻黄中的麻黄碱和伪麻黄碱，为野生和栽培麻黄的质量评价提供了科学依据和方法依据。

Using butyl-xanthate as collector, marmatite can be activated by Cu2+ with the presence of glyceryl-xanthate and then possesses good floatability,while pyrite can't be activated,therewith these two minerals can be separated.

结果表明，用丁黄药作捕收剂，在甘油基黄原酸钠存在下铁闪锌矿能被Cu2+活化从而具有良好的可浮性，而黄铁矿不能被Cu2+活化，从而实现两种矿物的选择性分离。

Method\ Yersinia pestis (strain No.47004) isolated from Marmota himalayana were inoculated subcutaneously in the dose of 1×10 1～1×10 9 viable bacill into M.meridianus capt...

用分离自喜马拉雅旱獭体的鼠疫菌 470 0 4号，以 1× 10 1 ～ 1× 10 1 0 个菌皮下接种从塔里木盆地捕获的子午沙鼠。

Twelve isolates of Proteus mirabilis were adopted for typing with the method of pulse-field gel electrophoresis.

用脉冲场凝胶电泳的方法对一起食物中毒分离的12株奇异变形杆菌进行分型。

METHODS: NSCs were isolated from neonatal rats by enzyme digestion and mechanical separation. At the fourth passage, cell clone masses received nestin immunocytochemistry. Remaining cells were dispersed by mechanical separation. Monoclone NSCs were incubated by limiting dilution assay, and made into 108 L-1 monoplast suspension in complete medium. NSCs were assigned into 2 groups. NSCs in the control group were incubated in 10% fetal bovine serum.

酶消化和机械分离法相结合体外分离培养新生鼠神经干细胞，传至第4代的细胞克隆团行巢蛋白免疫细胞化学染色观察，剩余细胞团用机械法分散，采用有限稀释法进行单克隆神经干细胞培养，加入完全培养基制成108 L-1的单细胞悬液，分为2组滴入培养板，对照组加入10%FBS，诱导组加入10%FBS+50 μg/L神经生长因子，培养5~7 d。

Using the self made liquid culture medium JOA, we isolate Mycoplana and Rothia from the wasted medium oil of a large size transformer. The authors studied their morphologies, characters of physiology and biochemistry, the chemical composition of the cell wall.

用自制的 JOA液体培养基从报废的大型变压器介质油中分离得到枝动菌和罗思氏菌，并对其形态、细胞壁化学组分及一些生理生化特性进行实验分析。

To investigate the morphological changes of megakaryocytes with nuclear extrusion and nucleocytoplasmic separation, the morphological characteristics of megakaryocytes in peripheral blood films, bone marrow smears, and bone marrow biopsies from 4 newly diagnosed patients with primary myelofibrosis, myelodysplastic syndrome, myeloblastic leukemia with maturation (M2) and erythroleukemia (M6) were studied by using light microscope.

为了观察巨核细胞逸核和胞核胞质连体分离的形态学变化，用光镜观察4例初诊血液病患者的血片、骨髓涂片和骨髓切片中巨核细胞形态特征。4例初诊血液病患者为1例原发性骨髓纤维化，1例骨髓增生异常综合征，1例急性粒细胞白血病部分成熟型(M2)和1例红白血病(M6)。

Isolation and purification and molecular characteristic of a myrosinase ,which was isolated and purified from the extraction by ammonium sulfate,DEAE-52 and Sephadex G-100 chromatography were studied.

以茎用芥菜为原料，采用磷酸缓冲液浸提、(NH4)2SO4盐析、DEAE-52和Sephadex G-100色谱对其中的芥子苷酶予以分离纯化，并就该酶的分子特性进行了研究。

The molecularly imprinted solid-phase extraction columns were prepared from a 1.0 mL glass syringe packed with 150 mg of the molecularly polymer. The MISPE procedure performed in an off-line mode coupled with reversed-phase high performance liquid chromatography was developed to extract domoic acid from Mytilus edulis and seawater samples.

用150 mg印迹聚合物填充于1.0 mL玻璃注射器制成的分子印迹固相萃取柱，采用离线模式，并结合高效液相色谱实现紫贻贝和海水中软骨藻酸的分离与检测。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。