sodium carbonate

Examples are sodium carbonate and potassium acid phthalate which are to standardize acid and base solutions.

例如碳酸钠和邻苯二酸氢钾,分别用来标定酸和碱溶液.

Relative error to analyse is 0.2 %, settled accuracy and reappear in measuring sodium carbonate.

分析结果相对误差为0.2%, 解决了碳酸钠测定的准确度和重现性问题.

Study on the Absorption of Hydrogen Sulfide by Sodium Carbonate Solution

碳酸钠溶液吸收处理硫化氢试验研究

A Stabilizing Flowing Titrimetric Analysis in Taking Measuring Sodium Carbonate

一种分析碳酸钠的稳流滴定法

Breadcake: wheat powder. fine palm oil. salt. sodium carbonate. potassium carbonate. vitamin B 2. gardenia.

面饼: 小麦粉. 精炼棕榈油.淀粉. 食用盐. 碳酸钠. 碳酸钾. 维生素B2. 栀子黄.

The determination method of molybdenum and sodium carbonate content in sodium molybdate was proposed.

提出了工业钼酸钠中钼和碳酸钠含量的测定方法.

Filtration of industrial sodium carbonate solution by ceramic membrane

陶瓷膜精滤工业碳酸钠溶液的研究

A green method for ceric hydroxide synthesis with cerium carbonate and hydrogen peroxide as main raw materials is reported, and two products, ceric hydroxide and sodium acetate, are obtained.

研究了氢氧化铈合成的绿色方法.以碳酸铈和醋酸为主要原料，最后获得氢氧化铈和醋酸钠。

Methods of Improving the Crystal Degeneracy of Sodium Carbonate in the Alumina Production Flow

改善氧化铝生产流程中碳酸钠结晶变性的方法

NH3 and CO2 recovery and utilization of sodium carbonate producing tank;

出碱槽NH3、CO2的回收与利用；

It is stirred with 10 % sodium carbonate solution ( 50 ml ) and then with water ( 50 ml ), after which It'solidifies.

与10%碳酸钠溶液 ( 50毫升 ) 混合搅拌,然后再用50毫升水混合搅拌, 从而析出固体.

Pilot manufacture of sodium carbonate from oil field waste water of high salt content

利用油田污水生产纯碱的扩大试验

High temperature reaction of quartz, alumina, kaolin and sodium carbonate was examined.

本文考查了石英 、 三氧化二铝及高岭石与纯碱在高温条件下的反应过程.

The Waste Water Treatment of Sodium Carbonate Dregs With Hydrolysis-Aerobic Process

用水解好氧生物工艺处理碱渣废水

The Study of Treatment and Using of Sodium Carbonate Decahydrate

十水碳酸钠治理利用的研究

Meanwhile, we also provide you trisodium phosphate, alkali protease , Sodium carbonate , sodium sulphide and bicarbonate, etc.

本公司同时经营磷酸三钠 、 碱性蛋白酶 、 硫化碱 、 纯碱、小苏打等化工产品.

This paper preliminary studied the ammonium phosphate type and sodium carbonate type SFPEA by the system.

利用该系统进行了磷酸铵盐型和碳酸氢钠型超细微粒灭火剂粒度与灭火浓度之间的关系的初步研究.

Quality Control of Heavy Sodium Carbonate Through Solid Phase Hydration Method

浅论固相水合法生产重质纯碱的质量控制

The appropriate concentration of sodium carbonate should be 20%;

碳酸钠溶液的适宜浓度为20%；

Study on application of sodium carbonate in decomposition of cyclohexyl peroxide

碳酸钠在环己基过氧化物分解过程中的应用研究

Study on production of sodium carbonate from ammonium bicarbonate and sodium chloride

碳酸氢铵制纯碱的研究

The catalyst carrier for biomass pyrolysis was prepared by red mud, ash and anhydrous sodium carbonate.

以赤泥和粉煤灰为原料,无水碳酸钠为造孔剂,制备了用于生物质裂解的催化剂载体.

The temperature control in the technology of roasting vanadium slag with sodium carbonate

钠化焙烧钒渣提钒工艺中焙烧温度的控制

Bats, swallows and more are chemically preserved in the pose in which they perished, sealed in the deposits of sodium carbonate in the water.

蝙蝠、燕子以及更多的动物遗体以化学方式保存成他们死亡时的姿势，被密封在水里的碳酸钠沉积物中。

Objective : To study a improved method on determination of chlorine in sodium carbonate as food additive.

目的: 寻找一种方法代替硝酸汞法测定食品添加剂碳酸钠中的氯化物.

Besides, a certain proportion of sodium bicarbonate to acid ammonium carbonate is conducive to porosity of product structure and the reduction of product hardness.

此外，一定比例的碳酸氢钠和碳酸氢铵混合作为化学膨松剂有利于产品结构疏松多孔，降低产品硬度。

The pH values of soil and the residual sodium carbonate ( RSC) do not change any more before and after seawater irrigation.

土壤的pH值在海水灌溉前后变化不大；残余碳酸钠（RSC）的变化也较小；

A method of producing crystal sodium fluoride with sodium fluosilicate and sodium carbonate is introduced.

本文介绍了以氟硅酸钠、纯碱为原料生产晶体氟化钠的工艺,并对操作条件作了详细的说明.

Sodium carbonate ( 99% for industry), 39.75;

含量为99%的工业碳酸钠39.75g；

Hard water which can be softened by adding sodium carbonate is called permanent hard water.

经过加入碳酸钠能被软化的硬水,称为永硬水.