查询词典 ionization

Bromobenzene ; time-of-flight mass spectra ; multiphoton ionization-fragmentation.

溴苯；飞行时间质谱；多光子电离碎片化

The total amount of Mg and Fe ions in the equilibrium solution depends on the solubility of resulting double salts. The reaction speed is decided by the speeds of ionization of ammonia salts and brucite together.

平衡溶液中镁、铁离子的总量取决于生成复盐的溶解度，反应的速度是由铵盐电离的速度和水镁石电离的速度共同决定的。

Electrospray ionization mass spectrometry and collisional activation technology were used to determine target compound and compounds that were produced in side reactions in ractopamine synthesis .

采用电喷雾电离质谱结合碰撞诱导解离技术分析了合成莱克多巴胺产品溶液中目标化合物和副反应产物。

The methods of determination of crotonaldehyde in various samples of the PVA producing line by gas chromatography and flame ionization detector are discussed in this paper.

探讨了采用气相色谱法，氢火焰离子化检测器测定聚乙烯醇生产过程各种有机物料中的丁烯醛含量的方法以及操作条件、内标校正因子的求法。

Detailed measures of decreasing nocuous facors in office environment include improving natural airiness of the office,forbiding smoking,increasing the function of mold-avoiding and dehumidify,making use of ionization-avoiding radiation equipmentsuch as screen saving,using savage and hurtless building material and so on

减少办公环境中有害因素的具体措施，包括改善办公室的自然通风，禁止吸烟，增加防霉除湿功能，使用防电离辐射的设备（如视保屏，选用天然无害的建筑材料等）。

In this study,diallyl sulfides in garlic powder were identified via the introduction of Ag induced-ionization.

烯丙基硫化物由于弱极性不电离，本实验利用Ag+柱后诱导电离对大蒜粉剂中的含硫化合物进行质谱定性，并以二烯丙基三硫醚为参比，对各种二烯丙基含硫化合物进行定量测定。

High performance liquid chromatography-photodiode array detection-elctrospray ionization mass spectrometry (HPLC-PAD-ESI-MS) method was used to determine secoisolariciresinol diglucoside qualitatively and quantitatively. Precision, stability, limits of quantification, SDG recovery and sample preparation method were studied.

采用高效液相色谱－二极管阵列检测－电喷雾质谱(HPIC-PAA-ESI-MS)法对开环异落叶松树脂酚二葡萄糖苷进行定性和定量检测，研究方法的精密度、稳定性、定量检测限及加样回收率，并考察样品制备方法对定量检测结果的影响。

A method for determination of Secoisolariciresonol diglucoside, secoisolariciresinol, enterolactone and enterodiol in serum by LC/MS/MS was established. In this method,β-Glucuronidase was used to hydrolyze the serum samples, the electrospray ionization sourse and negative ion MRM scan were employed.

本实验用β葡萄糖醛酸苷酶酶解血清样品，采用电喷雾离子源，负离子MRM扫描，建立了血清中司可异罗叶松甘油二酯、司可异罗叶松酯素、肠内二醇、肠内脂的IC/MS/MS分析方法。

Methods An SE-30 capillary column (30 m × 0.25 mm × 0.25 μm) and a flame ionization detector were used when n dodecane was used as the internal standard.

采用 SE 30 (30 m×0.25 mm×0.25 μm)石英毛细管色谱柱，以正十二烷为内标，进样口温度210 ℃，检测器温度300 ℃的气相色谱测定百秋李醇含量。

It takes advantage of radioactive isotopes of ionization ionizing air to generate ion, and electriferous in the neptuni static electricity.

它诳骗发射性同位荤的电离功用电离氛围天生离子，来洋和带电体上的静电。

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。