文章并介绍了丝素肽分子量测定方法。
Furthermore, a testing method of the molecular weight of silk peptide is recommended.
使用GPC对中间体进行了分子量测定。
The molecular weights of the intermediates were measured with GPC.
用红外与紫外光谱法、热分析和分子量测定研究了硬聚氯乙烯在硝酸和硫酸中的老化。
The ageing of rigid polyvinyl chloride (R-PVC) aggravated by nitric and sulfuric acids was studied by IR, UV Spectroscopy, thermo-analysis and molecular weight determination.
介绍了芦荟多糖的提取方法及分析方法,包括芦荟多糖的纯度鉴定,分子量测定以及组成分析和功能团的鉴定。
This paper reviews how to isolate and extract and analyze polysaccharide in aloe, including the analysis of purification, testing of molecular weight and component analysis.
介绍了高分子量聚丙烯酸钠的合成及分子量测定方法,以及聚丙烯酸钠作为助洗剂和高吸水性树脂的作用机理。
This paper discusses synthesis of high molecular polyacrylate sodium and molecular determination method, action mechanism as washing aid and high water absorbing resin also are discussed.
分子筛分子量测定结果显示整蛋白分子约为45kd左右,表明分离得到的POD为单体蛋白,这与之前的研究结果有很大的不同。
Compared with gel filtration standard showed that the relative molecular weight of POD is about 45kd as well, which indicate that the purified POD is monomer.
本文用gpc法测定了磺化聚砜的分子量分布,它是以特性粘数的分布来表示的。
The molecular weight distribution of sulfonated polysulfone, expressed in terms of intrinsic viscosity distribution, has been determined by GPC method.
用x -射线衍射、动态力学测定等手段研究了不同拉伸倍数的超高分子量聚丙烯薄膜的力学性能的变化。
The mechanical properties of ultrahigh molecular weight polypropylene films with various draw ratios have been studied by WAXD and dynamic mechanical measurements.
经SDSPAGE测定纯化蛋白的分子量,然后切下目的蛋白条带,进行蛋白质鉴定。
After determining the molecular weight of the purified protein by SDS PAGE, the band was excised from gel for protein identification.
目的:采用高效凝胶色谱法测定猫爪草中所含多糖组分的分子量。
Objective: the relative molecular weights of the components of polysaccharides from Radix RanunculusTernate were determined by HPGPC method.
方法:通过体外酶解试验,用粘度测定法研究了在溶菌酶作用下CMC的分子量。
Method: Though enzymatic hydrolysis in vitro, the molecular weight of CMC was measured by the method of viscosity measurement under the effect of lysozyme.
用SDS-聚丙烯酰胺凝胶电泳测定亚基分子量为32600。
The subunit molecular weight was determined as 32600 by SDS-PAGE.
用凝胶色谱法估测了其分子量、用化学滴定法和红外光谱法测定了其水解率。
Molecular weight was obtained by GPC, hydrolyzed ratio was determined by neutralization titration and infrared spectrometry.
利用粘度法测定聚丙烯酸支链的平均分子量,红外光谱法分析接枝共聚物的结构。
This paper studies the average molecular weight of branched chain of poly ( acrylic acid) by viscosity method. The structure of graft copolymer is also measured by IR method.
并用凝胶过滤色谱测定了不同DE值脂肪替代品的分子量分布,从而在分子水平上探讨胶凝机理。
The molecular weight distributions of components of the fat substitutes with different DE value were measured by GPC, as exploring the mechanism of the gel formation at molecular level.
用粘度法测定了复合树脂中pvc的粘均分子量。
Molecular weight of PVC composite resin was determined by viscometer.
与蒸汽压渗长期透法(VPO)相比,测定分子量数据的相对误差小于10%。
The relative errors of the molecular weights determined by cryoscopy are less than 10% as compared with those determined by VPO method.
用GPC法测定了各聚合物分子量,用1 HNMR法表征了各聚合物化学结构。
Molecular weight and chemical structure of each polymer have been characterized by gel permeation chromatography (GPC) and 1h-nmr, respectively.
本研究将空间排阻液相色谱和示差折光检测器联用,测定膜生物反应器中有机物的分子量分布特性并进行定量分析。
The molecular weight distribution and content of organics in membrane bioreactor were analyzed with the combination of steric exclusion chromatography and refractive index detector.
论文通过测定分子量分布的手段来考察混凝和粉末活性炭去除有机物的效果。
The effect on removal of organics by coagulation and PAC was evaluated by means of determining distribution of MWC.
测定了接枝物的分子量,计算了接枝物的结构单元数,认为每个氯化聚丙烯链上接上的马来酸酐基团个数在30~67之间;
Construction unit number was calculated by determining molecular weight. About 30-67 MAH units are grafted to a CPP chain.
用溶剂溶胀平衡法测定了聚氨酯单一网络的单位体积内有效交联链的数目和交联点间平均分子量。
The number of effective crosslinking chains per unit volume (ve) and the average molecular weights between crosslinks (Mc) were determined by means of equilibrium swelling measurement.
应用水溶性凝胶渗透色谱法测定了碱木素的分子量,与脂溶性凝胶渗透色谱法的测定结果基本一致。
In this paper, we present a method to determine the molecular weight of alkali lignin directly by using aqueous gel permeation chromatography with Ultrahydroge.
用粘度法测定氧化聚乙烯蜡的粘均分子量。对测定方法、步骤及影响因素做了详细介绍。
Use viscometry to determine viscosity-average molecular weight of oxidated polyethylene wax and introduce the measurement, process and effect factors in detail.
实验首先对原料壳聚糖的物理性质进行测定:采用酸碱指示剂滴定法测定壳聚糖的脱乙酰度约为83%,应用粘度法测定其粘均分子量为十万左右。
The first work of this paper is measuring physical properties of chitosan. Degree of deacetylation(DD)of chitosan determined by acid base titration is about 83%.
实验结果表明,利用质心法测定的蛋白分子量比最大灰度法测定的更接近于标准分子量。
The experimental results show the centroid method has an advantage over the maximum gray level method.
用稀溶液粘度法测定了几种不同氯化聚丙烯粘均分子量,并且将稀溶液测定的特性粘数与一般工业使用浓度的粘度联系起来。
The viscosity average molecular weighs of several different CPPs were determined by dilute solution viscometry and the intrinsic viscosity was related to the viscosity of industry concentration.
并给出了产品的熔点、折光率、溴含量、分子量、分子结构及纯度等的测定值。
The values of melting point, refractive index, bromine content, molecular weight, molecular constitution and fineness of product are also given.
并给出了产品的熔点、折光率、溴含量、分子量、分子结构及纯度等的测定值。
The values of melting point, refractive index, bromine content, molecular weight, molecular constitution and fineness of product are also given.
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