sodium carbonate

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.