The content of involatile impurities in acetamidine hydrochloride was determined by gravimetric analysis.

采用重量分析法盐酸乙脒中难挥发杂质含量。

The purpose of bleaching is to wipe off some pigment minim-metal ,soap, lecithoid ,remnant pesticide and other impurity.

脱色目在于去除色素、微量金属、皂粒、胶质、残留农药和其它杂质。

A method for determination of18 impurities in gadolinia by inductively coupled plasmaatomic emission spectrometer are presented in this paper.

本文介绍了电感耦合等离子体原子发射光谱法氧化钆中18种元素。

The high molecular weight impurities in cephalosporins are the sensibilisinogen causing tacho-anaphylactic reaction and the emphasis in pharmaceutical analytical studies.

头孢菌素类抗生素中高分子杂质是引发速发型过敏反应过敏原,是药物分析研究重点。

Moreover, those impurities, as menthone, isomenthone, limonene, 1, 8-cineol and bata-pinene contents of Hai-Xuan mint are lower than that of 73-8mint.

原中薄荷酮、异薄荷酮、柠檬烯、1,8-桉叶素、β-蒎烯等均低于“73～8”。

This unit is a general separator equipment by screening destoner,dis-dust.It can be effective discard the smaller stone(Like wheat grain)and all kinds of impurities.

该机集去除小并肩砂石、洗、除尘、甩干和水份调节功能为一体，是小湿法清理工艺中重要设备。

Mozhizi's component is very complicated.It has many kinds of pyroxene amphilobe mineral and other impurity mineral.It is characterized by the unequal-quantity of ureyite.

沫之渍组成比较复杂,含有多种辉石类和闪石类矿物,以含有不等量钠铬辉石为特征。

Certified reference material of the high-purity silicasol was prepared by removing impurity ions from the high purity silicasol according to the ion exchange resin.

采用离子交换法实现了高纯硅溶胶主成分与众多杂质离子分离,并制备了高纯硅溶胶标准物质。

Clarifying Clay Masque is a non-drying masque that combines kaolin and bentonite, the highest quality natural earth clays, to decongest pores and lift impurities.

有效去除阻塞毛孔及杂质，具抗炎舒缓作用，有效舒缓因发炎引起之红肿，帮助伤口复原，有效去除老化角质层。

Magnetic separation intake purolator, which can avoid metallics and large grained impurity enter into the oil way.

磁力分离吸口滤器，有效防止金属物、大颗粒杂质进入路。

The improvement of the purity of fluorene is not dependent on the removal of acenaphthene and dibenzofuran, but dependent on the separation of other impurities.

芴纯度提高主要不是依赖苊、氧芴去除,而是其它杂质分离。

This series of products is disposed in front of rude breader,at the same time as continously conveys big block of material,removes the dirt and impurity.

本系列产品配置在粗破碎机前，在连续均匀输送大块物料同时，除去泥土、杂质。

RESULTS The chlortetracycline's epimer, tetracycline and its epimer, as impurities in chlortetracycline have been determined by the liquid chromatogram and its first order mass spectrum.

结果得到金霉素样品液相色谱图以及液相色谱峰对应一级质谱图。对谱图进行分析归纳,推金霉素样品中含有四环素、差向异构四环素和差向异构金霉素杂质组分。

The recovered hydrogenate has more impurity, so a new purification method was usedwhichsettl-ed the tail peak problem in finished Doxycycline Hyclate.

采用向盐酸多西环素精制母液中加5-磺基水杨酸和水方法,从精制母液中回收出氢化物,并确了最佳配比。

There is siderite, iron dolomite , calcite, Barite, pyrite, anatase, rutile, piece quartz, the mica ( or hydromica ), diaspore,etc. in the impurity in the mineral .

杂质矿物见有菱铁矿，铁白云石，方解石，重晶石、黄铁矿，锐钛矿，金红石，碎屑石英，云母（或水云母），水铝石等。

Quantum well intermixing induced by impurity diffusion has been used in fabricating nonabsorbing windows in the cavity facets to improve the output power of high-power laser diodes.

杂质扩散诱导量子阱混杂技术可用于制作腔面非吸收窗口, 提高大功率半导体激光器输出功率。

According to the shape of screening impurities to shoose hole-shaped sieve plate (move out long ,Diamond impurities)and the slit-shaped sieve plate (move out particles shape impurities and emplastic).

根据筛选杂质形状特点可以选择孔形筛板（去长、菱形杂质）和缝形筛板（去颗粒形杂质和粘胶物）。

In the presence of impurities or in a nonstoichiometric solid, free electrons or electron holes are produced as a result of “charge compensation” to neutralize the effect of charged ionic defects 。

在杂质存在情况下，或在非化学计量比固体中，为了中和带电离子缺陷所引起电荷不平衡，便会产生自由电子或电子空穴。

The gentle formula can quickly cleanse the impurity and dispel the ageing cell of scarfskin, reduce moisture loss by cleansing. After use, let skin refreshing and nutritive.

温和配方，能迅速清洁面部污垢及祛除表皮老化细胞，减少因洁面引起水分流失，用后肌肤清爽、滋养。

According to the shape of screening impurities to choose hole-shaped sieve plate(move out long, Diamond impurities) and the slit-shaped sieve plate(move out particles shape impurities and emplastic).

根据筛选杂质形状特点可以选择孔形筛板(去长、菱形杂质)和缝形筛板(去颗粒形杂质和粘胶物)。