查询词典 chromatographic

The optimal separating condition of chromatography analysis was: Shimadzu VP-ODS 150mm4.6mm as chromatographic column; acetonitrile/water (12/88,V/V, Contained 1.25mmol/l phosphoric acid) as mobile phase with flow rate of 1.0ml/min. Macroporous ion exchange resins and activated carbon were applied to enrich the trace level impurities and the main impurities was determined by LC-MS and GC-MS.They were : Benzonitrile , 2-Methyl-8-hydroxyquinoline, 2,6-Pyridinediamine , O-ethyloxime Cyclo-hexanone and compound with 220 molecular weight .

采用离子树脂和活性炭吸附富集这些微量的杂质，并通过液质联用和气质联用对杂质进行了定性分析，鉴定了影响290nm吸收的主要杂质为苯甲腈，2甲基-8羟基喹啉，2，6二氨基吡啶，O-乙基环己酮肟和分子量220的物质。

Sugar recovery from molasses and betaine recovery are standard applications with the chromatographic systems and the activated carbon adsorption systems.

糖蜜中糖的回收、和甜菜碱的回收是代表性的色析技术系统和活性炭吸附系统应用例子。

The HPLC finger print of TGDGBX was set up by HPLC-DAD: the chromatographic column,Diamonsil C18(250 mm×4.6 mm, 5μm, 30℃)and bidimensional gradient elution using methyl cyanide-water (flowing speed 1.0 mL·min-1,λ=203 nm). 180 Wistar rats were randomly divided into normal control group, model group, cortisone group, and TGDGBX (16,32 and 64 mg·kg-1) groups respectively.

采用HPLC-DAD，Diamonsil C18色谱柱(250 mm×4.6 mm， 5μm)，乙腈―水二元梯度洗脱，流速1.0 mL·min-1，(λ=203 nm)，柱温为30℃，建立了当归补血总苷的HPLC指纹图谱。180只Wistar大鼠随机分为正常对照组、模型对照组、强的松组和当归补血总苷大、中、小剂量组，每组30只。

To establish the determination of butyl acetate in the air of workplace by thermal desorption gas chromatographic method.

目的 建立工作场所空气中乙酸丁酯的热解吸气相色谱测定方法。

FIG. 2. Mass Spectra Of g a s chromatographic f r a c t i o n s identified as compounds given.

国际体联。 2。质谱色谱气体组分光谱确定鉴于作为化合物。

KEY WORDS thin-layer chromatographic scanning,camphol,chrysanthemum

本文采用薄层扫描法测定了菊花中龙脑的含量。

Under the selected conditions of the chromatographic operation,there was fair separation of caproic acid,1-octanol and octyl caproate.

在选定的色谱操作条件下，三者具有良好的分离效果，并求出了三者的标准曲线方程，该方法具有较好的准确性和重现性。

This paper reports an improved headspace gas chromatographic method for determination of carboxyl group content in wood fibers.

报道了一种应用顶空气相色谱测定纸浆纤维羧基含量的方法。

A high-performance liquid chromatographic method for simultaneous determination of the lactone and carboxylate forms of 10-hydroxycamptothecin in human serum was established.

本论文在屏蔽疏水固定相上建立了用于同时分离测定人血清中羧酸盐型和内酯型10-羟基喜树碱的直接进样HPLC分析方法。

Thus, for both- and- carvone, the infrared, nuclear magnetic resonance spectra, the gas chromatographic retention times, the refractive indexes, and the

因此，-和-的香芹酮的红外，核磁共振光谱，气相色层分析的保留时间，折光率和沸点应该是完全相同的。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。