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Home > Inorganic Chemistry > Inorganic Salts > Sodium thiosulfate for Sale > Sodium Thiosulfate 99% Min Industrial Crystal Sodium Thiosulphate CAS 7772-98-7
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Sodium Thiosulfate 99% Min Industrial Crystal Sodium Thiosulphate CAS 7772-98-7

TDS 18 Inquiries

Unit Price: Get Latest Price
CAS No.:

7772-98-7

Grade:

Industrial Grade

Content:

99%

Port:

shanghai shenzhen qingdao

Brand:

ruisunny

Packaging:

25Kg / 50Kg / 200Kg / 1000kg or as your request

Price valid (until):

2024-02-01

Company Type:
Trader
Location:
China
Qualification:
Main Products:

Oxalic Acid,Trisodium Phosphate,ammonium bicarbonate,Cocoa Powder,Trichloroisocyanuric Acid,Sodium Percarbonate

  • Product Description

  • Seller Information

  • Inquiry History

  • Description


      Product Detail  


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    Sodium thiosulfate, chemical formula Na2S2O3, is a colorless crystalline solid with certain solubility and stability. It is an important reducing agent and has a wide range of applications in chemical experiments and industrial production. The solution of sodium thiosulfate is alkaline with a pH of about 8-9, so it can be used to neutralize acidic solutions. It can react with oxidizing agents in redox reactions, such as with acidic potassium permanganate solution to produce manganese dioxide. In addition, sodium thiosulfate is photosensitive and is capable of photolytic reactions in the presence of light, and is therefore widely used in photographic and developing processes. However, it should be noted that sodium thiosulfate is toxic and skin contact and inhalation of its dust should be avoided. In summary, sodium thiosulfate has a number of characteristics in its physicochemical properties that make it an important chemical.


    Certificate of Analysis


    ITEMS

    STANDARD

    RESULTS

    NA2S2O3

    99.0%min

    99.35%

    SULFIDE

    0.001%max

    0.0004%

    IRON

    0.001%max

    0.0002%

    WATER INSOLUBLE MATTER

    0.01%max

    0.006%

    HEAVY METALS AS PB

    0.001%max

    0.0005%

    PH

    6.5-9.5

    9.2


     Packaging&Shipping  


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    Application


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    1. Sodium thiosulfate, also known as sulfite, is a crystalline white compound with versatile uses.

      Some common uses of sodium thiosulfate are as follows:

      In photography, it serves as a fixing agent in the development process. It removes unexposed silver halides from film or paper, preventing further development and preserving the image.

      In water treatment, sodium thiosulfate is employed to eliminate chlorine and other disinfectants. It acts as a reducing agent, neutralizing chlorine and making the water safe for various purposes.

      In medical applications, sodium thiosulfate functions as an antidote for cyanide poisoning. It reacts with cyanide to produce a less toxic compound that can be expelled from the body.

      Analytical chemistry employs sodium thiosulfate in different methods. It helps determine the concentration of iodine in a solution by reacting with iodine to form a colorless complex.

      In the process of gold extraction, particularly in cyanidation, sodium thiosulfate aids in dissolving gold from ores and concentrates, simplifying the extraction of this valuable metal.

      Overall, sodium thiosulfate finds broad applications in industries such as photography, water treatment, medicine, and analytical chemistry.


      Company Profile  


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    Wuhan Rui Sunny Chemical Co., Ltd. was established in 2010, which is a trading company specializing in the import and export of chemicals. The company mainly deals in water treatment agents, food additives, organic silicones, basic organic and inorganic chemicals, etc.

     

    The company has a supporting logistics team and warehousing facilities, has a production base in Huanggang, Hubei Province, and an office in HA NOI, Vietnam. The company has ISO9000 certification, as well as a dangerous goods Business License.

     

    We have built a foreign trade team that dares to fight hard based on the business philosophy of integrity, durability and Win-Win, and we have received the support from a large number of domestic and foreign customers. Driven by the marketing of main products, the company is determined to forge ahead, strive to develop, and the scale of market sales continues to expand. We operate more than 80 varieties of products, which have been exported to more than 60 countries or regions around the world. The product quality and service have been widely praised in the same industry.

     

    Look forward to cooperate with you.

     

     


      Certifications


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     Exhibition 


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    FAQ  


    1. who are we?
    We are based in Hubei, China, start from 2010,sell to Southeast Asia(20.00%),South Asia(20.00%),Domestic Market(20.00%),South America(10.00%),North America(10.00%),Northern Europe(7.50%),Southern Europe(7.50%),Central America(5.00%). There are total about 101-200 people in our office.

    2. how can we guarantee quality?
    Always a pre-production sample before mass production;
    Always final Inspection before shipment;


    3. why should you buy from us not from other suppliers?
    Wuhan Ruisunny Chemical Co.,Ltd was established in 2010 with registered capital of CNY 20 million, the company focuses on trading of such chemicals as WATER TREATMENT CHEMICALS, FOOD ADDITIVES and general INORGANICS/ORGANICS

    4. what services can we provide?
    Accepted Delivery Terms: FOB,CFR,CIF,DDU,DAF;
    Accepted Payment Currency:USD,CNY;
    Accepted Payment Type: T/T,L/C,D/P D/A;
    Language Spoken:English,Chinese



    Certificates

    Basic Info
    Product Name:

    Sodium thiosulfate

    Other Name:

    Thiosulfuric acid (H2S2O3),sodium salt (1:2);Thiosulfuric acid,disodium salt;Thiosulfuric acid (H2S2O3),disodium salt;Disodium thiosulfate;Hypo;Sodium thiosulfate;Sodium thiosulfate anhydrous;Sodium thiosulfate (Na2(S2O3));Sodium oxide sulfide (Na2S2O3);Sodium thiosulphate;S-Hydril;Sodium hyposulfite;Sodothiol;Declor-It;Chlorine Control;Chlorine Cure;Disodium thiosulphate;Desilube 88;Sulfactol;Ametox;Antichlor;Sulfothiorine;MFS 50;13773-27-8;220945-47-1;1374442-73-5;2554533-79-6;2585669-88-9

    CAS No.:

    7772-98-7

    Molecular Formula:

    H2O3S2.2Na

    InChIKeys:

    InChIKey=UWUDCDBGGWPQHS-UHFFFAOYSA-N

    Molecular Weight:

    158.097

    Exact Mass:

    157.908417

    EC Number:

    231-867-5

    UNII:

    L0IYT1O31N

    ICSC Number:

    1138

    DSSTox ID:

    DTXSID9042417

    Color/Form:

    POWDER|COLORLESS MONOCLINIC CRYSTALS

    HScode:

    28323000

    Categories:

    Inorganic Salts

    Characteristics
    PSA:

    104

    XLogP3:

    -4.35 (calculated)

    Appearance:

    colourless crystals or white powder

    Density:

    1.667 g/cm3

    Melting Point:

    48 °C

    Boiling Point:

    100°C

    Refractive Index:

    INDEX OF REFRACTION: 1.489 ALPHA, 1.508 BETA, 1.536 GAMMA; OPTIC SIGN +

    Water Solubility:

    Solubility in water, g/100ml at 20°C: 20.9

    Storage Conditions:

    2-8ºC

    Vapor Pressure:

    Vapour pressure at 20°C: negligible

    Toxicity:

    Non-toxic

    Explosive limit:

    WHEN SODIUM NITRITE & THIOSULFATE MIXT WAS HEATED TO EVAPORATE TO DRYNESS, VIOLENT EXPLOSION OCCURRED.

    Hazard Identification

    Classification of the substance or mixture

    Not classified.

    GHS label elements, including precautionary statements

    Pictogram(s) No symbol.
    Signal word

    No signal word

    Hazard statement(s)

    none

    Precautionary statement(s)
    Prevention

    none

    Response

    none

    Storage

    none

    Disposal

    none

    Other hazards which do not result in classification

    no data available

    Handling and Storage

    Precautions for safe handling

    NO contact with oxidizing agents. Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

    Conditions for safe storage, including any incompatibilities

    Separated from strong oxidants.

  • Seller Information
    Business Type:

    Trader

    Main Products:

    Oxalic Acid,Trisodium Phosphate,ammonium bicarbonate,Cocoa Powder,Trichloroisocyanuric Acid,Sodium Percarbonate

    Location:

    22 Floor,Optical Valley lnternational Business Building A,NO.2-2Guandong Yuan Road,East Lake HI-TECH Development District Wuhan City,HubeiChina.

    Payment Terms:

    TT against copy of documents,D/P,L/C,TT against B/L draft before shipment,100% TT in advance

    Average lead Time:

    15

    Total Annual Revenue:

    $25 million-$50 million

    Total Employees:

    101-200

    Year of Establishment:

    2010

    Certifications:

    SGS,Hazardous chemical operating licence,Quality Management System Certificate Award,SGS

    Company Profile

    Wuhan Rui Sunny Chemical Co., Ltd. was established in 2010, which is a trading company specializing in the import and export of chemicals. The company mainly deals in water treatment agents, food additives, organic silicones, basic organic and inorganic chemicals, etc.

     

    The company has a supporting logistics team and warehousing facilities, has a production base in Huanggang, Hubei Province, and an office in HA NOI, Vietnam. The company has ISO9000 certification, as well as a dangerous goods Business License.

     

    We have built a foreign trade team that dares to fight hard based on the business philosophy of integrity, durability and Win-Win, and we have received the support from a large number of domestic and foreign customers. Driven by the marketing of main products, the company is determined to forge ahead, strive to develop, and the scale of market sales continues to expand. We operate more than 80 varieties of products, which have been exported to more than 60 countries or regions around the world. The product quality and service have been widely praised in the same industry.

     

    Look forward to cooperate with you.

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  • Inquiry History
    18 Inquiries
    Country Product Purchase Quantity Date Posted
    Ecuador

    Sodium Thiosulfate

    250 KG Feb 2, 2026
    Egypt

    Sodium Thiossulfate Anhydrous

    25 KG Jan 21, 2026
    India

    Sodium Thiosulphate

    2 TON Nov 22, 2024
    Nigeria

    Sodium thiosulfate

    500 G Jun 14, 2024
    Singapore

    Powder Sodium thiosulphate

    1.00 20' Fcl Jun 6, 2024
    Singapore

    Sodium thiosulphate

    1 20' Fcl Jun 6, 2024
    India

    Sodium thiosulfate

    1500 KG May 10, 2024
    India

    SODIUM HYPO SULPHITE

    1.00 20' Fcl Jan 5, 2024
    United Arab Emirates

    Sodium Thiosulphate

    1.00 KG Nov 7, 2025
    India

    Sodium Thiosulfate

    100 MT Mar 27, 2025
    Malaysia

    Sodium thiosulfate

    1 MT Feb 5, 2025
    India

    sodium thiosulphate

    3000.00 KG Apr 25, 2025
    Pakistan

    Sodium thiosulphate

    1 KG Aug 8, 2023
    Russia

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    Russia

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    2 KG Feb 9, 2026
    Russia

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    2 KG Feb 9, 2026
    Russia

    Collector for copper and lead

    2 KG Feb 9, 2026
    Russia

    Collector for low-sulfur copper minerals associated with gold and silver

    2 KG Feb 9, 2026
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