gravimetric analysis

Method : The contents and composition were determined by gravimetric analysis and GC respectively .

方法：用重量法和GC法分别测定油含量和脂肪酸组成。

Next we determined the content of total alkaloids is0.02 % by gravimetric analysis .

采用重量法确定了大蓟中总碱含量的质量分数为0.02%。

The technique can be applied to other gravimetric analysis .

本法也可推广应用于其它重量分析法。

METHODS The content and composition were determined by gravimetric analysis and GC-MS.

方法用重量法和GC-MS法测定。

Furthermore , the volatile changes were tested by differential thermal gravimetric analysis .

通过差热热重分析法检验包合物的挥发性变化情况。

A Gravimetric Analysis Method about Determining Adsorbent Rare Earth Total Amount in RE Deposit

稀土矿中吸附性稀土总量的重量分析法

Study on the soot concentration in diesel engine oils with the thermal gravimetric analysis

热重分析仪测量柴油机油烟炱含量

Study on using methyl cellulose in determination of soil silazane by gravimetric analysis

甲基纤维素在重量法测土壤硅中的应用研究

Purity determination of cyanuric acid by using gravimetric analysis

重量分析法测定氰尿酸纯度

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。

They are widely used for gravimetric analysis , microanalysis , colloid separation and sterility test .

广泛用于重量分析、微量分析、胶体分离及无菌实验中。

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。

Using infrared spectroscopy , thermal gravimetric analysis , contact angle analysis and transmission electron microscopy , the materials'properties were characterized .

利用红外光谱、热重分析、接触角分析和透射电镜等手段对其进行了表征。

Thermal decomposition characteristics of hemicelluloses extracted with different methods were analyzed by the thermal gravimetric analysis ( TGA ) method .

采用热重分析法（TGA）研究不同分离方法提取的半纤维素组分热分解规律。

Evaluation of the measurement uncertainty for the determination of phosphoric acid contents in food additive-phosphoric acid by gravimetric analysis

重量法测定食品添加剂磷酸中磷酸含量的测量不确定度评定

The error in determining the conversion of the primary amine groups by gravimetric analysis was calculated by comparing the three methods .

三种方法相比较，得出了重量法测定的转化率存在的误差。

Thermal Gravimetric Analysis on Co-gasification Characteristics of Biomass and Coal Blends The influence and countermeasure analysis of natural coke on coal quality

掺混生物质焦和煤焦共气化的热重分析浅谈天然焦混入对煤质的影响及对策

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。

Determination of Involatile Impurities in Acetamidine Hydrochloride by Gravimetric Analysis

盐酸乙脒中难挥发杂质的重量分析法

The technique can be applied not only in the determination of the suspended substance in waste sample , but also in the other gravimetric analysis .

该法具有速度快、准确度高、操作方便、耗电量低等优点，可用于水处理过程中悬浮物的测定，也可应用于其它重量分析法。

The deblocking reactions of the prepared blocked polyisocyanates were investigated by thermal gravimetric analysis and FT-IR .

采用热失重分析和红外光谱对封闭物的脱封反应进行了研究。

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。

The experimental results of cone calorimeter and thermal gravimetric analysis showed that the decomposition and combustion of polystyrene foam underwent a single process .

锥形量热计和热重分析实验结果可以发现，聚苯乙烯泡沫热解和燃烧表现为单一过程。

The microstructures and properties of organic vermiculites were characterized by X-ray diffraction , Fourier infrared spectra and thermal gravimetric analysis .

对有机插层后的蛭石进行了粉晶X射线衍射、Fourier变换红外光谱和热重分析表征。

Activated carbons are characterized by thermal gravimetric analysis , X-ray diffraction , nitrogen adsorption / desorption isotherms and transmission electron microscope .

活性炭的结构性质由热重分析，X射线衍射，氮气吸附/脱附等温线和透射电子显微镜等表征。

Inquiry into Causes for Difference in Results of Potassium Content in Compound Fertilizers by SN / T 0736.7 and GB / T 5874 Gravimetric Analysis

SN/T0736.7和GB/T5874重量法测定复合肥中钾含量结果的差异成因探讨

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。

Derivative Thermo - gravimetric Analysis of Asphaltine Ca in C 5 asphaltene was less than 32 % of total calcium .

沥青质差热分析戊烷沥青质中的钙占总钙的32%以下。

Polymer chain graft rate in graphene surface with different content of the graphene / nylon6composite can be roughly determined by thermal gravimetric analysis .

热重分析能粗略判断不同组分含量的石墨烯/尼龙6复合物中高分子链在石墨烯表面的接枝率高低。

Cold trapping method was adopted for the sampling of tar and tar content in the gas which was achieved from gravimetric analysis of the tar sample .

采用冷态捕集方法进行焦油取样；