sodium hydroxide造句

Membrane process sodium hydroxide

Lye — spelled l-y-e — is also called sodium hydroxide or potassium hydroxide.

The concentrated sodium hydroxide is filtered through a pressure filter.

Preparation of magnesium hydroxide with light calcined powder and sodium hydroxide

To find out the most effective chemical method in detoxifying penicillic acid, an experiment was conducted by using sodium bicarbonate, sodium hypochlorite, sodium hydroxide and sodium chloride.

Big quantities of quicklime are used to convert sodium carbonate into sodium hydroxide the key chemical reagent in this process.

For example, if improved moisture adsorption is sought, the sodium hydroxide concentration is kept low.

Membrane process sodium hydroxide--Determination of calcium contents--Flame atomic absorption method

After treatment of yarns or cloth, the sodium hydroxide is removed by several washes under tension.

In basic media containing sodium hydroxide, potassium hydroxide, diethylamine and ethylenediamine, and in the presence of sulphide ion, there appears a sensitive adsorption wave.

The main goal of recovery of sodium hydroxide was the economies due to the high replacement cost of this chemical.

Putting sodium hydroxide, sodium carbonate and tanning extracts into the cooling water can make the spray nozzle work without scale, saving a lot of water.

The term "sulfate" is therefore misleading, since it implies that sulfate is the active cooking agent, whereas it is actually sodium hydroxide and sodium sulfide.

These carbon suckers would employ fans to move air through a solution of sodium hydroxide, which absorbs the CO2.

The sulfur removal process of calcium carbide waste water is a chemical reaction between sulfur dioxide and sodium hydroxide.

Keratin solution, prepared by dissolving the wool fibers in the sodium hydroxide solution and peroxide solution, was used to threat the cotton fibers oxidised by sodium periodate.

The ESR spectra of chemical reactions of gentisic acid in sodium alkoxide-alcohol were different from those in sodium hydroxide aqueous solution.

Turn the remnant of sodium hydroxide in the tube into water, and you'll find the solution turns red litmus blue.

More fine properties of products could be gained by adding sodium hydroxide as neutralization process, and using water and methanol in sequence to purify product.

Asphalt is hydrophobic material, it impermeable, almost insoluble in water, dilute ethanol, acetone, ether, soluble in carbon disulfide, carbon tetrachloride, sodium hydroxide.

METHODS Oxygen flasr combustion method was used. Hydrogen peroxide solution was used as the absorption liquid and then was titrated by sodium hydroxide.

The measure method of specific surface area and microparticle diameter of colloidal silica by titration with sodium hydroxide was introduced in this paper, which is a simple method.

Results showed that it was easy to extrad green pigment with30% acetone and5% sodium hydroxide, and the powdered pigment possessed good stability against light, heat and sugar.

Abstr: After the samples were treated with sodium hydroxide and sodium carbonate mixed flux fusion, then washed out with sulfuric acid to volume, the benzene extraction of tin iodide.

In the mercerizing process, yarn or cloth is treated under tension at room temperature with a sodium hydroxide solution that may vary in strength from 15 to 30 percent.

Viscose manufacturing process involves the reaction of cellulose with sodium hydroxide to form an alkali cellulose. The alkali cellulose is then treated with carbon disulfide to form cellulose xanthate.

Type 732 cation exchange resin was added in nickel bath to separate nickel ions and other cations, boric acid and chloride ions were then separately titrated by sodium hydroxide and silver nitrate.

Synthesis technology and property of hydroxypropyl starch by using potato starch as raw material, propylene oxide as etherization reagent and sodium hydroxide as catalyst, were studied in this paper.

The slippery handle may have been treated by industrial sodium hydroxide, the irritating odor may have been soaked by formaldehyde, and the color too bright should be bought cautiously.