查询词典 hydrochloric acid

Overview of doctor of traditional Chinese medicine has fall gas relieves a cough, bowel of smooth asthma, embellish is aperient, can promote functional metabolization, exciting hydrochloric acid in gastric juice is secreted, help blood pressure of aid digestion, stomachic, balance, hematic fat, cleared oxygen is free base with hydroxide freedom base, have fight anile action very well.

中医概述有降气止咳。平喘。润肠通便，可促进功能代谢，刺激胃酸分泌，帮助消化。增进食欲。平衡血压，血脂，清除氧自由基和羟自由基，有很好的抗衰老作用。

A new method of determining total arsenic and mercury in 10% hydrochloric acid solution using the dual channel atomic fluorescence spectrometry was set up for soil samples digested in aqua regia.

建立了用王水消解样品，在10%盐酸溶液中用双道原子荧光光度计同时测定土壤中As、Hg的新方法。

Both derivatives can be dissolved in 2 M hydrochloric acid and reextracted from the aqueous layer after basification.

两种衍生物在2 M盐酸可以被溶化和从含水层数被反萃取在碱化以后。

After removed ethanol, the solids was dissolved by 0.25% hydrochloric acid, After decolorizated under acidic conditions, the solution was transferred into alkaline, then alkaloids were eluted from the aqueous layer by using D101 macroporous resin.

回流除去乙醇后用0.25%盐酸复溶，在酸性条件下脱色后再将溶液调成碱性，经D101大孔树脂洗脱分离得到总生物碱。

Aragonite and calcite that is covered with an iron oxide stain can be cleaned with a weak solution of hydrochloric acid.

文石和方解石，就是盖了一个氧化铁染色可以清理一个弱解的盐酸。

The experimental results show that, by the process, 10 kg barium carbonate with 0.1 L hydrochloric acid (HCl 27%) as catalyst is added in 1 m3 copper electrolyte, 70% Bi can be removed from the electrolyte, and the Bi content in filter residue is more than 4%.

实验结果表明，采用碳酸钡脱铋新工艺， 1 m3铜电解液加入10 kg碳酸钡，用0.1 L盐酸(HCl 27%)作催化剂， Bi的脱除率可达70%，脱铋渣含Bi量大于4%。

Today, I was handling corrosive chemicals when I accidentally spilled a beaker of Hydrochloric Acid on myself.

今天我在处理腐蚀性的化学制品的时候把盐酸溅到了身上。

Compared with the traditional process, yield of diosgenin was raised by 25.1 percent, the consumption of hydrochloric acid reduced by 90%, and the consumption of petroleum benzine decreased by 60%, and the production was much purer.

该工艺同传统提取工艺相比：皂素收率的提高率为25.1%；产品纯度高；盐酸用量降低90%以上，石油醚用量降低了60%以上。

A new method for the determination of trace bromate is proposed in this paper. The optimum conditions for the oxidation of rhodamine B by bromate in hydrochloric acid medium are studied.

研究了罗丹明B与BrO3的褪色反应，确定了最佳反应条件，建立了一种光度法测量微量溴酸根离子的新方法。

Take for the amount of test materials, precision that set, place beaker, unless otherwise specified, may be added 40ml of water and hydrochloric acid solution (1-2) 15ml, and then set on a magnetic stirrer, stirring allows the dissolved, together with potassium bromide 2g insert platinum - platinum electrode, it will insert the solution of the following buret tip is about 2 / 3, using sodium nitrite titration solution (0.1mol / L, or 0.05mol / L) rapid titration, side drops while stirring, to near point, Burette tip surface will be presented with a small amount of water leaching cutting-edge, lotion, and solution and continue titration slowly until the sudden deflection of galvanometer pointer, namely, titration end point.

取供试品适量，精密称定，放置烧杯中，除另有规定外，可加水40ml与盐酸溶液（1-2）15ml，而后置电磁搅拌器上，搅拌使溶解，再加溴化钾2g，插入铂-铂电极后，将滴定管的尖端插入溶液下面约2/3处，用亚硝酸钠滴定液（0.1mol/L或0.05mol/L）迅速滴定，边滴边搅拌，至近点时，将滴定管的尖端提出液面，用少量水淋洗尖端，洗液并溶液中，继续缓缓滴定，至电流计指针突然偏转，即为滴定终点。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。