英语释义

1. the conversion of a chemical compound into a derivative (as for identification)

片语

automatic derivatization自动衍生

tryptophan derivatization色氨酸衍生

derivatization SPME衍生化法

precolumn derivatization柱前衍生化法

fluorescence derivatization荧光衍生化

leading off衍生

microwave derivatization微波衍生

PMP derivatizationPMP衍生化

PFPH derivatizationPFPH衍生化

OPA derivatizationOPA衍生

英汉例句

• A gas chromatographic method without derivatization was established for residue analysis of 10 organonitrogen pesticides in soil, water, cereals, fruit and vegetable.

  提出了用气相色谱直接测定水、土、粮食水果和蔬菜中10种有机氮农药多残留的分析方法。

• Meanwhile, the influence of derivatization condition on it was tested, such as the derivatization reagent, time and temperature.

  同时考察了衍生化条件对该试验的影响，考察内容包括衍生化试剂、衍生化时间、衍生化温度等内容。

• Sample derivatization of blood sample and urine sample before GC-MS analysis was needed.

  血液和尿液样品在进行GC - MS分析前要进行衍生化处理。

• Biogenic amines during the fermentation of natto was detected by HPLC, using precolumn derivatization with DNS-Cl.

  研究通过丹磺酰氯柱前衍生，用HPLC对纳豆发酵过程中的生物胺进行检测。

• Finally, the chemical compositions of the fine product after derivatization were examined by the gas chromatography-mass spectrometric analysis.

  将精多糖衍生化后运用气相色谱-质谱法对其化学成分进行分析。

• OBJECTIVE: to establish a pre column chiral derivatization reversed phase high performance liquid chromatographic method for the separation of ketoprofen enantiomers.

  目的：建立柱前手性衍生化反相高效液相色谱法分离酮洛芬对映体的方法。

• A microwave-assisted derivatization and GC-MS method coupled with calibration transformation matrix was developed for determination of fatty acid in edible oils.

  建立了微波衍生化gc -MS测定食用植物油中的脂肪酸含量，并采用校正变换矩阵法对食用植物油的成分进行测定的方法。

• The sugar content in the hydrolysate of cocoanut shell is determined by treating samples containing sugar with derivatization extraction method and capillary gas chromatography.

  采用衍生化—萃取法处理含糖样品，毛细管气相色谱测定糖的方法，测定了椰子壳水解液中糖的含量。

• The mechanism of yellow phosphorus induced oxidation of phenol in water has been tested with the products analyzed by GC and GC/MS after derivatization to study the reaction pathway.

  运用衍生化气相色谱法和GC／MS对黄磷诱发氧化水中苯酚的降解产物进行了定性、定量分析，并初步探讨了反应机理。

• This can make heavy atom derivatization in the presence of reducing agents, difficult and frustrating.

  这就使得用重金属原子作同晶置换法遇到了麻烦。

• In recent years, many researchers have used chemical derivatization in HPLC in attempt to improve detection sensitivity and separation efficiency.

  近年来许多研究人员将化学衍生法应用于高效液相色谱中，试图提高检测灵敏度和改善分离效果。

• A derivatization NMR method for characterization of organic sulfur compounds in petroleum and its residuum was described.

  提出用衍生物- NMR表征石油中的有机硫结构的方法。

• A precolumn derivatization HPLC method was established to measure cisplatin content in different tissues. Tissue distribution study was carried out in rats.

  建立起HPLC柱前衍生化法作为顺铂在体内的分析方法，进行大鼠体内组织分布研究。

• In in-column derivatization reaction chromatography, the chosen analyte was the free formaldehyde in building materials.

  在柱内衍生反应色谱法中，选择的分析对象为建筑材料中的甲醛测定。

• Derivatization-headspace-solid-phase microextraction(DHS-SPME) integrate HS-SPME with derivatization in order to extend into the analysis of non-volatile samples.

  衍生化顶空固相微萃取是将样品衍生化和顶空固相微萃取结合，使顶空固相微萃取技术扩展到难挥发性样品分析中。

• The method involved solid-phase extraction of insulin from plasma and pre-column derivatization of insulin with fluorescamine.

  采用固相萃取纯化血清样品，荧光胺柱前衍生，建立了反相高效液相色谱/荧光检测血清中胰岛素的方法。