蒸馏液

The Semen Gleditsiae of the reactant liquid at the lower layer is removed through adjusting the PH value and then the reactant liquid is decolored through carbon by adjusting the PH value; then the mixture is distilled under decompressed condition to get rid of the water, thus getting 75% crude glycerin.

所得下层反应液通过调节pH值除去皂角，再经调节pH值进行活性炭脱色，减压蒸馏除去水分，得到75％的粗甘油。

The subject has completed existing tail gas purification and recovery system from four aspects:(1) carbonation tail gas purification;(2) ammonia cleaning of soda ash filtering machine filtered tail gas;(3) NH3 and CO2 recovery and utilization of sodium carbonate producing tank;(4) distillation and recovery of furnace gas condensate.

本课题从四个方面完善现有纯碱尾气净化与回收系统：(1)碳化尾气净化；(2)滤碱机过滤尾气净氨；(3)出碱槽NH_3、CO_2的回收与利用；(4)炉气冷凝液的蒸馏与回收。

Disposed with the mixture of dextrine-sugar-salt, which had a concentration ratio of 3:3:2, better reversion rate could be obtained, in addition, the concentration of dextrine was 15%.

脱水苋菜的最佳复水条件是在90℃蒸馏水中浸泡60min，当处理液中糊精、蔗糖和食盐的浓度分别为15%，15%和10%时能得到较佳的复原率。

This paper introduces how the small fertilizer plant control diluted ammonia waste water by process flow of recovery liquid ammonia product by distillation technology, and also introduces its equipment selection, project investment and benefit analysis.

简要介绍采用蒸馏回收液氨技术治理小氮肥厂废稀氨水的工艺流程、术特点、备选型、控水平以及工程投资与效益分析。

Float-Actuated Level Control Liqui-Movers are also ideal where using electricity can be hazardous. This includes wet environments like sumps/pits, bottle washers and laundry equipment, and explosive environments such as refineries, chemical plants or distillation towers.

浮子调节液位控制流体泵当然也能用在有电但比较危险的场所，这些场所包括潮湿的环境如污水坑/地窖，洗碗机和洗熨设备，具有爆炸性的环境如精炼厂，化工厂或蒸馏塔。

Objective To establish HPLC-UV method for determination of glycyrrhizin acid in compound nasal spray of glycyrrhizin and flower flos magnoliae,the chief active ingredient of formulation,glycyrrhizin acid,and to observethe therapeutic effect of this formulation on guinea pig's hypersensitive rhinitis.Methods A compound nasal spray formulation was prepared using extracts of glycyrrhizin and measured by HPLC-UV method.Mobile phase conˉsisted of methanol,0.2mol/L ammonium acetate and glacial acetic acid（67:33:1,v/v）,analytical column was Zorbax ODS C 18 and wavelength250nm.

目的 建立测定复方甘草和辛夷喷雾剂含量的方法并观察该制剂对豚鼠超敏性鼻炎的疗效方法以甘草提取的甘草甜素和辛夷花蒸馏提取液主药制备成鼻用喷雾剂，用反相高效液相色谱法测定制剂中甘草酸含量，检测波长为250nm，Zorbax ODS C 18 分析柱，流动相为甲醇：0.2mol/L醋酸铵：冰醋酸（67：33：1）。

After the research of anodic oxidation slag, we got the composition of the suspension electrolyte of zinc sulphate solution. 2 The results of electrode kinetic of anodic oxidation showed that the electron transfer during the process of electrochemical oxidation was 1, and the electrochemical mechanism was: ZnS=Zn~(2+)+S~-+e Zn~(2+)+2S~-=ZnS + S~0 3 The flow sheet which can produce zinc according to suspension electrolysis principle in industry was put forward. 4 Elemental sulfur in oxidizing slag was recovered by distillation.

本文的创新点是： 1提出了以硫酸锌溶液为基础的悬浮电解液体系；通过对阳极氧化渣进行系统的分析研究，得出了硫化锌矿物的悬浮电解的电解液组成； 2通过阳极氧化电极过程动力学分析得到，电化学氧化过程中电子转移数为1，电化学机理为： ZnS=Zn~(2+)+S~-+e Zn~(2+)+2S~-=ZnS+S~0 3提出了工业上利用悬浮电解原理生产金属锌的工艺流程； 4对氧化渣中的元素硫采用蒸馏法原理进行回收。

During extracting vacuum still bottom and hydrocyclone underflow of H-coal process,coal liquid could be clearly divided into deashed liquidproducts of ash yield less than 0.05% and ash-rich residue with ash yield greater than 60%.

在萃取氢-煤法减压蒸馏釜液或水力旋风分离器底流物时，这些重质物料可分离成灰分在0.05%以下的低灰液体产品和灰分达60%以上的富灰残渣。

HSO3-bpy］CF3SO3 could be reused more than five times after the removal of water by vacuum distillation.

用水处理反应液，通过减压蒸馏后的离子液体可以循环使用5次以上。

A new method of oscillographic titration for the determination of nitrogen content in flour is described The sample was digested with H 2SO 4 Na 2SO 4 CuSO 4 Oscillographic titration is conducted on NH + 4 with Na TPB method,then calculate the nitrogen content Compared with standard methods,this method choose innoxious titrant,has a sharp titration endpoint, needs no distillation absorption and indicator It has the advantages of being easy and quick in operation,and the determination re...

研究了面粉中蛋白质含量的示波滴定法。样品用H2 SO4 Na2 SO4 CuSO4 消化处理，N以NH4 +的形式存在于试液中，用过量四苯硼钠沉淀铵，沉淀过滤，过量的四苯硼钠用氯化四乙基铵标准溶液返滴定，以四苯硼钠切口消失为终点，计算出氮含量，再换算为蛋白质含量。与通用的标准分析方法相比较，本方法所用试剂无毒，终点变化敏锐，不需蒸馏吸收，不外加指示剂，具有操作简便、快速，测定结果准确可靠。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。