查询词典 Wavelength

The chromatographic conditions were as followed: C8 column, 0.045 mol/L ammonium phosphate monobasic solution∶acetonitrile (2∶1)(adjusted to pH7.35 with triethylamine) as mobile phase, temperature: 40℃, the flow rate: 1.0 ml/min, detection wavelength: 210nm.

采用C8柱，以0.045mol/L磷酸二氢胺溶液∶乙腈(2∶1)(用三乙胺调pH至7.35)为流动相，流速1ml/min，检测波长210nm，柱温40℃。

Methods Using Diamonsil ODS1 C18 Column, acetonitrile- 0.033mol/L Potassium Phosphate Monobasic acid(35:65) as the mobile phase,detection wavelength as 265nm and flow rate was 1.0ml/min.

HPLC用外标一点法，Diamonsil ODS1 C18柱，乙腈- 0.033mol/L磷酸二氢钾溶液(35：65)为流动相，流速为1.0ml/min，λ=265nm。

The chromatographic conditions were as followed: C8 column, 0.045 mol/L ammonium phosphate monobasic solution∶acetonitrile (2∶1)(adjusted to pH7.35 with triethylamine) as mobile phase, temperature: 40℃, the flow rate: 1.0 ml/min, detection wavelength: 210nm.

采用C8柱，以0.045mol/L磷酸二氢胺溶液∶乙腈(2∶1)(用三乙胺调pH至7.35)为流动相，流速1ml/min，检测波长210nm，柱温40℃。结果阿奇霉素的线性范围为50.3～1006μg/ml，平均回收率100.1%，r=1.0000，RSD=0.8%(n=9)。

The chromatographic conditions were as followed: C8 column, 0.045 mol/L ammonium phosphate monobasic solution∶acetonitrile (2∶1)(adjusted to pH7.35 with triethylamine) as mobile phase, temperature: 40℃, the flow rate: 1.0 ml/min, detection wavelength: 210nm.

采用C8柱，以0.045mol/L磷酸二氢胺溶液∶乙腈(2∶1)(用三乙胺调pH至7.35)为流动相，流速1ml/min，检测波长210nm，柱温40℃。结果阿奇霉素的线范围为50.3～1006μg/ml，平均回收率100.1%，r=1.0000，RSD=0.8%(n=9)。

ABSTRACT Objective To establish an HPLC method for the determination of azithromycin powder.Method The chromatographic conditions were as followed: C8 column, 0.045 mol/L ammonium phosphate monobasic solution∶acetonitrile (2∶1)(adjusted to pH7.35 with triethylamine) as mobile phase, temperature: 40℃, the flow rate: 1.0 ml/min, detection wavelength: 210nm.

阿奇霉素为氮杂内酯类抗生素，日抗基和《中国药典》2005年版［1］均采用微生物检定法测定其含量，《欧洲药典》4.6版和USP26版中均采用HPLC法，专属性较强，试验周期短，但均使用的是聚合物极性柱，《欧洲药典》柱温为70℃，USP采用电化学检测器，其采用的设备在我国药检部门尚未普及［2］。

Anhui Institute for Drug Control, Hefei 230051ABSTRACT Objective To establish an HPLC method for the determination of azithromycin powder.Method The chromatographic conditions were as followed: C8 column, 0.045 mol/L ammonium phosphate monobasic solution∶acetonitrile (2∶1)(adjusted to pH7.35 with triethylamine) as mobile phase, temperature: 40℃, the flow rate: 1.0 ml/min, detection wavelength: 210nm.

阿奇霉素为氮杂内酯类抗生素，日抗基和《中国药典》2005年版［1］均采用微生物检定法测定其含量，《欧洲药典》4.6版和USP26版中均采用HPLC法，专属性较强，试验周期短，但均使用的是聚合物极性柱，《欧洲药典》柱温为70℃，USP采用电化学检测器，其采用的设备在我国药检部门尚未普及［2］。

Methods The HPLC System consisted of Agilent Plus C18 column, acetonitrile-buffer(0.01mol · L-1 monobasic potassium phosphate, contained 0.1% triethyl amine, pH 6.8 )(70∶30) as mobile phase with detection wavelength 282nm.

采用 Agilent Plus C18柱；以0.01mol · L-1磷酸二氢钾溶液（含0.1%三乙胺，用磷酸调节 pH 值至6.8）-乙腈（30∶70）为流动相；检测波长：282nm 。

The HPLC condition consisted of C18 column(250 mm×4.6 mm,5 μm),mobile phase of 0.1 mol/L monopotassium phosphate-methanol(70 : 30,v/v) at the flow rate of 1.0 mL/min and at detection wavelength 280 nm.

本法采用C18色谱柱，流动相为0.1mol/L磷酸二氢钾溶液(用磷酸调节pH值至2.5)-甲醇的混合溶液(按v∶v=70∶30配制)，检测波长为280nm，流速为1.0mL/min。

Melamine in eggs was extracted and the protein in samples was precipitated with acetronitrile, melamine was separated on a Luna SCX column (Luna 5u SCX 250×4.6mm) with monopotassium phosphate(MKP 0.05mol/L, pH=3.00), acetronitrile buffer solution (70:30, by volume) as the mobile phase at flow rate 1.50mL/min and the detection wavelength was 240nm, quantitative with external standard method.

采用乙腈作为样品中蛋白质的沉淀剂和三聚氰胺提取剂，流动相为0.05mol/L(pH=3.00)的磷酸二氢钾乙腈缓冲溶液，检测波长为240nm，流速为1.50mL/min，SCX(Luna 5u SCX250×4.6mm)色谱柱进行分离，HPLC-UV检测，外标法定量。

And they increase monotonically with the wavelength, and change significantly with different composition.

而消光系数的色散却对薄膜的组分具有很大的依赖性。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。