Examples of 'sodium sulfide' in a sentence
Meaning of "sodium sulfide"
sodium sulfide: a compound consisting of sodium and sulfur, commonly used in the manufacturing of chemicals and pharmaceuticals
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- The inorganic compound Na₂S.
How to use "sodium sulfide" in a sentence
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sodium sulfide
One of the usable additives is sodium sulfide.
Sodium sulfide is primarily used in pulp and paper industry.
This conversion is promoted by the presence of sodium sulfide.
Preferably sodium sulfide is used.
The preferred alkali metal sulfide is sodium sulfide.
The sodium sulfide test.
Process for preparing crystals of anhydrous sodium sulfide.
The sodium sulfide is prepared directly from sodium sulfate by combustion.
A most preferred nucleophile is sodium sulfide.
Both victims had sodium sulfide and chlorine residue on their skin.
Percentages given are based upon sodium sulfide nonahydrate.
Sodium sulfide and sodium hydrosulfide are presently preferred as suitable sulfur sources.
Acid neutralization is done using calcium oxide and sodium sulfide.
Addition of cysteine or sodium sulfide or thiosulfate promoted rapid and profuse growth.
Hydrogen sulfide is used in the manufacture of sodium sulfide and thiophenes.
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Sodium sulfide is preferred because of ready availability and good results obtained therewith.
This heating step renders turbid the surface of sodium sulfide.
Neither sodium sulfate nor sodium sulfide is stable in the gasifier environment.
The smelt consists mainly of sodium carbonate and sodium sulfide.
Such technical grades of sodium sulfide have a yellow appearance owing to the presence of polysulfides.
The process involves the precipitation of copper by treatment with sodium sulfide.
Commercially available sodium sulfide is available only as the hydrate and contains considerable water.
The sodium and sulfur compounds are recovered as sodium carbonate and sodium sulfide.
After the sodium sulfide had dissolved cysteine hydrochloride was added and permitted to dissolve.
The present invention relates to a process for preparing crystals of anhydrous sodium sulfide.
Water in excess of that required for the sodium sulfide nonohydrate stoichiometry may be present.
Kraft lignins are obtained in a pulping process of lignins with sodium hydroxyde and sodium sulfide.
The dried sodium sulfide can be recovered but preferably is used directly for further reaction.
The predominant chemicals in white liquor are sodium hydroxide and sodium sulfide in that order.
Sodium sulfide can be used as nucleophile in Sandmeyer type reactions.
The process generates objectionable smells from the sodium sulfide produced during the process.
Sodium sulfide for the applications China Manufacturer.
Raw wood chips are digested under heat and pressure with caustic and sodium sulfide.
Compound IV is thereafter combined with sodium sulfide and water to form the thiolactone I.
As examples of salt, mention may be made of sodium sulfide.
Next, a sodium sulfide solution is applied to the skin side of the fleece.
A method according to claim 5 wherein the sulfide is sodium sulfide.
Sodium sulfide is a relatively inexpensive reagent, while sodium dithionite is considerably more expensive.
The process of claim 2 wherein said hydrate is sodium sulfide nonahydrate.
Firstly, it was tested a sodium sulfide solution to solubilize the proteins, varying the extraction time.
The process of claim 4 wherein said alkali metal sulfide is sodium sulfide.
Like sodium hydroxide, sodium sulfide is strongly alkaline and can cause skin burns.
The composition as claimed in any of claims 1 to 2 wherein the sulfide is sodium sulfide.
Treating the solution with sodium sulfide salt to produce a solution containing mercury sulfides ;.
The process of claim 2 characterized in that said alkali metal sulfide is sodium sulfide.
Additionally, the use of small amounts of sodium sulfide can lower the etch rate significantly.
Preferably the sulfide is a sulfide of an alkali earth metal, most preferably sodium sulfide.
PPS is formed by reaction of sodium sulfide with p-dichlorobenzene.
In one embodiment, the first inorganic compound is sodium hydrogen sulfide or sodium sulfide.
Sodium sulfide or sodium hydrosulfide are suitable reducing agents. Common salt facilitates the absorption.
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Ammonia and sodium hypochlorite hook up at a bar
You need to watch your sodium levels
Sodium nitrate and potassium nitrate mixture
Examples of using Sulfide
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Sulfide diluted to four parts per million
We have gotta get sulfide and a developer
Sulfide has also been employed in photocatalytic applications
