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- indirect gravimetric analysis 间接重量分析
- The method is simple, fast and accurate, compared with conventional perchloric acid dehydrate gravimetric analysis. 该法较常用的高氯酸脱水重量法操作简单、速,具有较好的准确度。
- The method is simple,fast and accurate,compared with conventional perchloric acid dehydrate gravimetric analysis. 该法较常用的高氯酸脱水重量法操作简单、快速,具有较好的准确度。
- The content of involatile impurities in acetamidine hydrochloride was determined by gravimetric analysis. 采用重量分析法测定盐酸乙脒中难挥发杂质的含量。
- Also the main component of natrii sulfas exsiccatus in prescription,Na2SO4 was determined by gravimetric analysis. 采用重量法对本品中玄明粉的主要成分硫酸钠建立定量测定方法。
- We further study on the isothermal gravimetric analysis of this polymer at three different temperature. 本文进一步对其在三个温度下的等温曲线进行了研究。
- The procedure was given to assess the uncertainty in gravimetric analysis of Ba ion. 对硫酸钡重量法与仪器分析相结合测定溶液中钡含量的不确定度评定,给出了评定步骤。
- Thermo _ gravimetric analysis is used to determine the components and their contents of a sample of mixture. 采用热重-微商热重法确定混合物的组成及各组分的含量。
- They are ideal for ignition tests, gravimetric analysis, and heat treating steel parts. 这种马弗炉特别适合于灼烧试验，重量分析和钢部件的热处理。
- The purity determination process of cyanuric acid was introduced, such as acid-base titration, potentiometric titration, and gravimetric analysis. 介绍了测定氰尿酸纯度的方法,即酸碱滴定法、电位滴定法和重量分析法。
- By using model of shrinking core, iron oxide desulphurization dynamics in low water without Oxygen is studied by thermo gravimetric analysis. 摘要采用收缩核模型，用热重法研究了无氧低水条件下常温氧化铁的脱硫动力学。
- The samples were characterized by X-ray diffraction (XRD) Differential Thermal Analysis and Thermo Gravimetric Analysis(DTA-TG) and Transmission Electron Microscopy (TEM). 利用热分析仪(TG-DTA)、透射电子显微镜(TEM)、X射线衍射仪(XRD)对材料的结构进行表征。
- Thermal decomposition of the polymers and their electrolytes was explored with thermal gravimetric analysis and their kinetics of thermal decomposition is studied. 通过对聚酯及其电解质的热失重分析,将其热分解进行了动力学处理,结果表明这一系列聚酯分解温度相近,与链节单元长度无关;
- Thermal gravimetric analysis(TGA),FTIR,Limited oxygen index(LOI) and vertical firing test are used to research the flame retardancy of the intumescent flame retardant on PP. 采用热重分析(TGA)、红外光谱分析(FTIR)、氧指数测定和垂直燃烧实验,研究了所合成的膨胀型阻燃剂对聚丙烯的阻燃作用。
- Compared to the conventional method of gravimetric analysis, the proposed method avoids the pollution to the environment, being reliable, accurate and reproducible. 所建立的方法避免了环境污染,且简便、准确、重现。
- After comparing the three processes, it was pointed that the result of gravimetric analysis was more accurate than the other processes, and its repeatability was good. 并通过对3种方法进行对比,重量分析法测定氰尿酸纯度要比酸碱滴定法、电位滴定法结果准确,且重现性好。
- METHODS Sodium tetraphenylboron gravimetric analysis was replaced by highly-accurate nephelometric titrimetry to determine potassium chloride in Compound sodium chloride injection. 方法用高精度散射光度滴定法代替四苯硼钠重量法。
- His indirect way of telling me to leave annoyed me. 他那种不直截了当地让我离开的方式激怒了我。
- The thermo gravimetric analysis experiments of furfural residues were carried in detail at different heating rates under high purify N2 using pyris 1 TGA made in Perkin Elmer Company. 生物质热解是未来最有前途的可再生能源形式之一,为优化参数和改进设备,在不同升温速率下对糠醛渣的热解特性进行热重分析实验研究。
- The gravimetric analysis pointed that the grafting degree of hollow fiber increases with acrylic acid concentration, which further influenced the selectivity and flux of hollow fiber. 结果表明，通过改变聚合单体的浓度可以控制膜的接枝率，并调节膜的选择性和通量。
