reference substance的例句大全

The correlation coefficient for the thebaine was greater than 0.999 2. The average rate of recovery for the reference substance was 100.08% and the relative standard deviation was 0.48%.

样品中蒂巴因的平均回收率为100.08%，RSD为0.48%。

Infrared identification method shows that the infrared spectroscopic test result of the test article and that of the reference substance are basically the same, with no significant difference.

红外鉴别法供试品与对照品的图谱基本一致，无显著性差异，表明供试品与对照品是同种物质。

study on preparation and certification of reference substance of bornyl acetate

乙酸龙脑酯标准样品的制备和定值研究

conclusion: tannin prepared with macropore high molecular absorption resin can be used as reference substance in the substitution method of tannin assay ( appendix xb, volume i, cp2000).

结论：以大孔高分子吸附树脂精制五倍子鞣酸可作为鞣酸含量测定法（中国药典2000年版一部附录XB）的替代法的对照品应用。

Reference substance is a chemical substance that is usually used in chemical analysis.

对照品是化学分析中常用的物质.

Preparation, homogeneity, stability and certification of reference substance of bornyl acetate were studied.

研究了乙酸龙脑酯标准样品的制备 、 均匀性和稳定性及其定值方法.

Synthetic α-Asarone as a reference substance is used as insecticidal activity.

以合成的α-细辛醚作为杀虫活性的对照品。

OBJECTIVE To establish a preparation method for working reference substance of alliin.

目的建立蒜氨酸工作对照品。

Calibration curves of both the deputy reference substance and lidamycin chromophore were determined by HPLC and the slope ratio of these two curves was defined as a calibration factor, which could represent the ratio of the two mole ultraviolet absorption coefficients.

通过HPLC测定表征性参比物质与力达霉素发色团的标准曲线，以其斜率的比值表征二者的摩尔紫外吸收系数比值，并作为校正因子；

Results: ① Rhizoma Bistortae 、 Cortex Magnoliae Officinalis 、 Rhizoma Imperatae have same colour spots on the same location according the reference substance and the negative samples have no interference.

结果：①拳参、厚朴、白茅根与相应标准品在薄层色谱相同位置上显相同颜色的斑点，阴性样品均无干扰。

Methods: With acteoside as the reference substance, fingerprint chromatograph for methanol extraction of Cistanche deserticola were established by HPLC.

方法：以麦角甾苷为参照物，用HPLC方法建立肉苁蓉甲醇提取物的指纹图谱。

Simultaneous determination by HPLC of 6 components in zedoary turmeric oil and its related injections with replacement method of chemical reference substance

HPLC替代对照品法同时测定莪术油及其注射液中6种成分的含量

British Pharmacopoeia method is more accurate because of its using the reference substance as a calibration.

英国药典方法更为可靠，关键是采用了标准品进行校正计算。

the explanatory notes on antibiotic standard and reference substance in the chinese pharmacopoeia 2005 including the category, nomenclature ( s), expiry date, method for analysis and storage condition were discussed.

介绍中国药典2005年版中所使用的抗生素标准物质的分类、命名原则、有效期、使用方法及保存的有关情况。

First, the synthesis of asarone reference substance was as a research activity, Second, the aromatic ketone was synthesized by Friedel-Crafts reaction, Meanwhile, the synthesis of 2,4,5-trimethoxy benzaldehyde used as intermediates.

首先合成α-细辛醚作为研究活性的对照品，其次通过傅克反应合成一系列的芳香酮，同时合成2,4,5-三甲氧基苯甲醛作为中间体。

Using rutin as a reference substance to develop a quantitative method for the determination in different sections of total flavonoid in Blumea balsanifera DC.

以芦丁为对照品，建立紫外分光光度法检测艾纳香总黄酮含量的方法，并检测艾纳香中不同部位总黄酮的含量。

CONCLUSION: The main components of CMGC, metformin and glibenclamide, are bioequivalent to the reference tablets, MT and GT. OBJECTIVE: To establish a HPLC method for the determination of foreign substance dicyanodiamide in com ˉ pound metformin and glibenclamide tablets.

结论：复方二甲双胍胶囊中二甲双胍和格列本脲与参比药相比皆生物等效目的：建立以高效液相色谱法测定复方二甲双胍格列本脲片中杂质双氰胺含量的方法。

in this paper, the experiment condition of holograph was studied in four aspects, the time of exposure, development of the difference of optical route, the beam angle of reference, and substance light.

从全息照相的曝光时间、显影时间、光程差以及参考光速与物光束的夹角四个方面对全息照相实验条件进行了研究。

And the result of standard substance ( poplar leaves) is within the limits of reference.

同时测定的杨树叶标准物质中铅和汞的含量在标准参考值范围内。

the condition of obtaining ideal holography photo lies in that the small difference of optical route, the beam angle of reference and substance light being 20 °-30 °, time of exposure being 3s-6s and time of development being 30s-40s.

获得理想的全息照片的条件：光程差较小，参考光束与物光束的夹角20°～30°，曝光时间与显影时间分别取3～6s和30～40s。