molecular mass
分子质量;分子量
2025-07-20 10:09 浏览次数 2
分子质量;分子量
1. the mass of a molecule that is equal to the sum of the masses of all the atoms contained in the molecule
molecular diffusion mass transfer分子扩散传质
molecular beam mass spectrometers分子束质谱仪
molecular r mass分子质量
molecular weight[化学] 分子量
Low Molecular-Mass Organic GelatorsLow Molecular-Mass Organic Gelators (LMOGs) are a relatively new and dynamic soft materials capable of numerous possible applications; LMOGs are the monomeric sub-unit which form self-assembled fibrillar networks (SAFINs) that entrap solvent between the strandFrkanec, L.
molecule weight分子量
low molecular-mass organic gelator有机小分子凝胶
molecular beam mass spectrometer调制分子束质谱计
Low- molecular-mass polypeptide即小分子聚合多肽体
The degree of deacetylation of chitosan prepared by the optimum condition is 88.53%, the viscosity average molecular mass is 9048. The experimental result mainly accorded the prospective desire.
最佳制备条件得到的壳聚糖脱乙酰度为88.53%,黏均分子质量为9048。实验结果基本符合预期的要求。
The changes of viscosity, hydrocarbon composition and average relative molecular mass of Shengli heavy oil in catalytic upgrading by oil-soluble catalyst XAGD-2 were investigated.
研究了采用油溶性催化剂XAGD - 2催化改质胜利稠油过程中稠油黏度、组成和平均相对分子质量的变化。
Analysis of the filtered experimental data gave an exponential relationship between the overall separation factor of the cascade and the relative molecular mass differences.
通过对不同形式的离心级联进行丰度计算,得到任意两种组分间的全分离因子与它们的相对分子质量之差成指数关系。
With SDS-PAGE, molecular mass of CPP were measured: 3300 and 4600, respectively.
使用SDS -PAGE法对CPP的分子量进行测定,可以分离出分子量为4600和3300的两种多肽。
The relative molecular mass of the resultant PPTA pulps can be improved by the addition of ammonia as the acid accepted agent and it has no influence on other properties.
而液氨的加入也有利于提高PPTA浆粕的相对分子质量,但对浆粕的其它性能没有任何影响。
Addition of small amount of crosslinking agent 1, 5-hexadiene could increase shear stability and relative molecular mass of polymer.
加入少量1,5 -己二烯能提高交联聚合物的抗剪切能力,同时也能提高交联聚合物的相对分子质量。
The variation of relative molecular mass and its distribution in the process of SBR and PS (HIPS) were determined by gel permeation chromatograph (GPC).
使用凝胶渗透色谱仪(GPC)测定了丁苯橡胶(SBR)及聚苯乙烯(PS)和高沖聚苯乙烯(HIPS)在不同生产工艺条件下的相对分子质量及其分布的变化。
It is proved that LMPVC has lower plastication temperature, higher melt fluidity and better compatibility with high molecular mass PVC.
实验表明,这种LMPVC具有较低的塑化温度和较高的熔体流动性,且与高相对分子质量的PV C树脂有良好的相容性。
It shows that the solution viscosity drops and the relative molecular mass reduces with narrow distribution.
结果表明改性栲胶溶液黏度下降,相对分子质量降低且分布集中。
Results indicate that the catalytic performance of chloroplatinic acid depends on quantity of catalyst, reaction temperature and molecular mass of PCS.
研究表明:氯铂酸催化性能与其用量、交联温度、以及PCS相对分子量有关。
In the system, a polyhydroxy alcohol with low molecular mass is used as thickener, organic boron as crosslinker, and a synthesized acid releaser as gel breaker.
该压裂液体系以低聚合多羟基醇为稠化剂,有机硼为交联剂,合成了一种释酸剂作破胶剂。
The effects of terpolymerization conditions on conversion and relative molecular mass of products were studied.
研究了共聚条件对各单体转化率及共聚物相对分子质量的影响。
The expression supernatant was purified with cation exchange chromatography to single peak and SDS-PAGE indicated that the relative molecular mass was 6 500.
表达上清经阳离子交换层析分离纯化为单一组份,SDS -PAGE显示相对分子质量为6 500。
Moreover, the enzyme hydrolyzed bovine low molecular mass kininogen and releasing bradykinin.
另外,此酶能够水解牛低分子量的激肽原,释放舒缓激肽。
Results: The measured relative molecular mass was accorded with the theoretical value.
结果:相对分子质量测定值与理论值一致;
The results showed that ultra filtration by the molecular mass cutoff 10000 was suitable for egg white, the desalinization rate was 83.81%, and the protein retention was 86.1%.
利用超滤技术对咸鸭蛋蛋清直接脱盐,选用截留分子量为10000的超滤膜可使脱盐率达到83.81%,蛋白质截留率达到86.1%。
When polymer relative molecular mass and its distribution width are the same, the polymer displacement efficiency increases with the increment of the core permeability variation factor.
当聚合物的相对分子质量及其分布宽度相同时,随着巖心渗透率变异因数的增大,其聚合物驱采收率也随之增加。
Ultra high relative molecular mass cross-linked alkene polymer was synthesized by bulk polymerization using metal complex as catalyst and 1, 5-hexadiene as cross-linking agent.
以金属配合物为催化剂、1,5 -己二烯为交联剂,采用本体聚合法合成了交联超高相对分子质量烯烃类聚合物(简称交联聚合物)。
Polytetrahydrofuran (PTHF) with narrow molecular mass distribution was prepared by cationic ring-opening polymerization of tetrahydrofuran using H_2SO_4 · SO_3-HClO_4 system as a catalyst.
以发烟硫酸-高氯酸为催化剂,通过四氢呋喃的阳离子开环聚合合成了窄分子量分布的聚四氢呋喃(PTHF)。
The results of simulating bench test proved that the lower relative molecular mass detergent is effective in keeping port fuel injectors clean, the higher relative molecular...
模拟试验结果表明,较高相对分子质量的添加剂对油嘴具有较好的清洗作用,而较低相对分子质量的添加剂具有较好的清凈作用。
The effects of PEG relative molecular mass and hydrophilic segment content on the antistatic performance of the product were investigated.
研究了PEG的相对分子质量、亲水链段的质量分数与抗静电剂效果之间的关系;
The region of the atmosphere below90km has a nearly constant mean molecular mass and is therefore called the homo sphere.
90公里以下大气区域,具有一个接近恒定的平均分子质量,因此称为均匀层。
The relative molecular mass of chitosan fractionated by ultrasonic wave was measured by the light scattering method.
采用粘度法分析了不同溶剂对壳聚糖粘度的影响,用光散射法测定了超声波分级的壳聚糖的相对分子质量。