基于特定的旋光度值和糖成分,已经评估了ASP的几种化学和物理性质。
Several chemical and physical properties of ASP have been evaluated based on specific optical rotation values and sugar composition.
螺旋结构与旋光方向和旋光度大小可以联系在一起。
The helical structure can be correlate with the rotatory direction and the value of optical rotation.
溶液的旋光度应该在溶液配制好30分钟内进行测定。
Optical rotation of solutions should be determined within 30 minutes of preparation.
为了作旋光度分析,你将会把香芹酮转变为缩胺基脲。
You will convert the carvone to its semicarbazone for use in a polarimetric analysis.
文章由数学逻辑出发,发现了旋光度确定中存在的一些不足。
An error in measuring the optical rotation of a solutition is found based on the mathematic Logic.
它们的旋光方向和旋光度大小都是由其分子的立体结构所决定。
Their rotatory direction and optical rotation are determined by the molecular stereostructure.
它们的旋光方向和旋光度大小都是由分子的立体结构所决定的。
Their rotatory direction and optical rotation are both determined by the molecular stereostructure.
除非另外指出,旋光度的测量在25、589nm的条件下进行。
Unless otherwise directed, measurements of optical rotation are made at 589 nm at 25.
旋光度法测定蔗糖水解反应速度常数是动力学的一个典型的实验。
In chemical kinetics, the measurement of velocity constant of sucrose hydrolysis by polarimetry is a typical experiment.
利用螺旋理论的规律可以准确预测其旋光方向,也可以计算其旋光度。
On the basis of helix theory, the rotatory direction can be predicted precisely and the optical rotation can be calculated, too.
果糖和葡萄糖快速分析方法的原理是测定待测溶液的折光度和旋光度。
A rapid method for analysis of fructose and glucose is based on the index of refraction and the degree of optical rotation of the solution to be assayed.
结果表明,在一定条件下盐酸左旋咪唑溶液的浓度与旋光度呈线性关系。
The result showed that it was linear relationship between concentration and mutarotation.
计算结果和测定值的旋光方向完全一致。 旋光度数值都在可接受的误差范围内。
The values of calculation are nearly consistent with that of determination, the deviations are within accepting error and both rotatory directions are completely consistent.
酶促反应后的产物经薄层层析、旋光度法和高效液相色谱鉴定为L -半胱氨酸。
The product was identified to be L-Cysteine based on thin layer chromatography, optical rotation and HPLC studies.
由于你的旋光度检测未在要求的环境条件下进行操作,因此检测结果很可能是不准确的。
Because your optical rotation testing was not conducted under the required environmental conditions, the test results generated may be inaccurate.
所得最终产品经熔点、核磁、红外、元素分析、质谱和旋光度分析,证明与预期结构相符。
The compound structure is verified by melting point, IR, NMR, element analysis, mass spectrum and optical rotation.
四咪唑分子具有光学活性,为了确定旋光度的大小和方向,使用传统方法既耗时又不经济。
The tetramisole molecular have optical activity. The traditional method is time and cost consuming to decide the rotatory direction and the value of optical rotatory.
在不同的温度条件下,测出三个不同批号头孢唑林钠样品的旋光度,求得温度系数K的数值。
Under different given temperature, optical rotations of the samples of cefazolin sodium of 3 different batch Numbers are measured. The values of the temperature coefficient K are calculated.
这两个异构体(对映体)除了旋光度有相反的符号之外,其他所有的物理性质都应该是完全相同的。
All the physical properties should be identical except for the optical rotations of the two isomers (enantiomers), which are of opposite sign.
因此,它们在性质上的唯一区别应该可通过观测两种香芹酮的气味和旋光仪中旋光度的符号而得知。
Hence, the only difference in properties one should observe for the two carvones are the odors and the signs of rotation in a polarimeter.
已知激光波长与波长计得出的旋光度存在一一对应的关系,所以,可通过旋光角度得出光源的波长。
There is a unique certain relationship between optical maser wavelength which is measured by wave meter and optical rotation. So, the optical maser wavelength can be derived by the rotation angles.
方法:用紫外分光光度法测定左氧氟沙星的含量,旋光法测定葡萄糖含量。
Methods:Content of levofloxacin lactate and glucose were examined with ultra violet spectrophotometry and polarimetry , respectively.
结果表明,品质性状的遗传主要由 基因加性效应引起,其中蔗汁锤度、旋光读数、转光度、蔗汁蔗糖分主要由父本基因加性效应引起。
The results showed that the heredity of quality characters was induced mainly by additive gene effects. The changes in brix, PR, Pol and SC were affected by male parents.
结果表明,品质性状的遗传主要由 基因加性效应引起,其中蔗汁锤度、旋光读数、转光度、蔗汁蔗糖分主要由父本基因加性效应引起。
The results showed that the heredity of quality characters was induced mainly by additive gene effects. The changes in brix, PR, Pol and SC were affected by male parents.
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