CAS No.: | 1313-82-2 |
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Formula: | Na2s |
EINECS: | 215-211-5 |
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Sodium sulfide (Na2S) is an inorganic compound with the chemical formula Na2S and is commonly known as odoriferous alkali, odoriferous soda, and sulfide alkali. It is a colorless or light yellow crystalline powder, easily soluble in water, forming a strong alkaline aqueous solution. Sodium sulfide easily deliquesces in air and releases toxic hydrogen sulfide gas with a rotten egg odor. |
Physical Properties Sodium sulfide has a melting point of 950ºC and a density of 1.86 g/cm³. It is highly soluble in water, easily soluble in cold and hot water, slightly soluble in ethanol, insoluble in ether and acetone. Sodium sulfide is sensitive to light and will gradually oxidize to generate sodium thiosulfate, sodium sulfite and sodium sulfate when exposed to air24. Chemical Properties Sodium sulfide will deliquesce in air and emit hydrogen sulfide gas. It reacts with acids to form hydrogen sulfide, which is corrosive and flammable. It may explode on high heat or on impact. Sodium sulfide is partially hydrolyzed in water to sodium hydroxide and sodium hydrosulfide. |
Sodium sulphide has a wide range of applications in several industrial fields: Tanning industry: Used for dehairing of raw hides and formulation of sodium polysulfide to accelerate the softening of dry hides in water. Paper industry: used as cooking agent for paper. Textile industry: used for denitrification of man-made fibers and reduction of nitrates, as well as mordant for dyeing cotton fabrics. Dyestuff industry: used in the production of sulfide dyes, such as sulfide green and sulfide blue. Pharmaceutical industry: used in the production of antipyretic drugs such as finasteride. |
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Shandong Near Chemical Co.,Ltd is located in the beautiful Yellow River Delta , the mouth of the Yellow River into the sea - Dongying City . W ith a registered capital of 30 million yuan , it was founded in 2011 and has grown rapidly with total assets 180 million yuan and 100 employees. Near Chemical is a comprehensive service company focusing on import & export of chemicals and domestic trade. We are integrating rich chemical resources along with individual customized services for all global clients.
Our company adheres to the market-oriented, committing to exploring the diversified international market, as well as the principle of honesty and trustworthiness. The clients of Near Chemical always come first.
In the past decade , Near Chemical has established a stable and friendly partnership with thousands of customers over 60 countries and regions. We have spread wide range of chemicals in various fields such as pharmac y , petroleum, animal husbandry, food processing, printing&dyeing, manufacturing industr ies etc. Near Chemical now has warehousing, trading, public utilities ,property management and other comprehensive entities, and gradually develop to collectivization, internationalization and Industrialization. Our company has a good development prospect and unlimited potential future.
Our main production lines are including Methylene Chloride 30,000 tons/year, Maleic Anhydride 30,000 tons/year, Propylene Glycol 20,000 tons/year.
Meanwhile, we specialized in offering the following chemicals: Aniline,Dimethyl F ormamide,Isopropanol ,Toluene diisocyanate,Polyether P olyol ,Polymer Polyol, Methyl Acetate, Ethyl Acetate, Butyl Acetate, Glacial Acetic Acid, Potassium Hydroxide, Nitrile Butadiene Rubber Latex, Caustic Soda, Dipropylene Glycol, Ethylene Glycol, Phenol, Phthalic Anhydride, C yclohexanone, Thiourea, Barium Carbonate, Aluminum Chloride, Calcium Nitrate, N-propanol, Methyl Ethyl Ketone, Methanol, Ethanol, C yclohexane, Dimethyl Carbonate, Dichlorodifluoromethane, Dichlorofluoromethane, Trichloroethylene, Tetrachloroethylene, Epichlorohydrin, Sodium Hydroxide Liquid, etc.
We always carry out "quality first and service the best" .
1 Q:Are you manufacturer? A: As an integrated enterprise, we have our own production lines on Methylene Chloride, Chloroform and Aniline oil , meanwhile we are one of the experienced distributors for other chemicals such as cyclohexanone, Dimethyl Formamide, Propylene Glycol, Ethylene Glycol, Dimethyl Carbonate, Thiourea, Polyol, TDI, IPA, Ethanol etc . W e have competitive price benefited by ready stock and good relations with some leading chemical m anufacturers.
2 Q: How can you guarantee your quality?
A: Our factory owns mature production line under EPR quality system. We can guarantee the stab ility and qualifi cation of the raw material s . And we also have SOP loading system to ensure the safety and timely transportation.
3 Q: Can I get some samples?
A: Yes, we welcome sample order for you to test and check our quality. Send me your requirement s of the product you need. We can provide sample free of charge , and the express cost is on you .
4 Q: How to confirm the Product Quality before placing orders?
A : You can get free samples from us or taking our previous SGS Report s as reference or arrange SGS before loading.
5 Q: What is your MOQ?
A: Our MOQ is 20'FCL for each product.
6 Q: What kind of package do you have?
A: We have various of packages to meet needs of our customers,like Iron drums, plastic drums, IBC tank s, Flexitank, ISO TANK and bags etc.
7 Q :Which kind of payment terms do you accept?
A:We prefer TT, LC payment terms. Other payment terms are flexible to be further discussed.
8 Q:Can you give me a discount price?
A: Yes. It depends on your order qty.
9 Q: How about your delivery? How long is your delivery time?
A: Prompt and reliable delivery by professional shipping line s .
Generally it takes 14 days after deposit or original LC.