Sodium Thiosulfate CAS#7772-98-7

Sodium Thiosulfate CAS#7772-98-7

Basic Information

High Water SolubilityReadily dissolves in water with very high solubility, ensuring easy preparation and efficient use in aqueous systems.


High Purity and Stable AppearanceAppears as colorless monoclinic crystals or white crystalline powder, odorless and clean, suitable for industrial and chemical applications.


Strong Reducing CapabilityExhibits strong reducing properties, making it effective for chemical reactions and reduction processes.


Good Reactivity in Acidic ConditionsDecomposes in acidic solutions, allowing controlled reactivity for specialized chemical processing.


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product description

Product Description of Sodium Thiosulfate CAS#7772-98-7

Colorless monoclinic crystals or white crystalline powder, odorless with a slight salty taste. Relative density 1.667. Freely soluble in water, solubility about 231 g/100 mL at 100 ℃, insoluble in alcohol. Highly hygroscopic, with strong reducing properties and decomposes in acidic solutions.


Product Application of Sodium Thiosulfate CAS#7772-98-7

Sodium thiosulfate (CAS 7772-98-7) features reducing, complexing and detoxifying properties with extensive applications. Medically, it is used for emergency treatment of cyanide and heavy metal poisoning, and for topical dermatological use. Industrially, it serves for water treatment to remove residual chlorine and hexavalent chromium, dechlorination in textile printing and dyeing, and hypochlorite decomposition in papermaking and pulping.

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Product Information

Parameters


Melting point48°C
Boiling point100°C
bulk density1350kg/m3
density1.01 g/mL at 25 °C
storage temp.Store at +5°C to +30°C.
solubilityImmiscible with alcohol.
formSolid
Specific Gravity1.667
colorWhite
PH6.0-8.5 (25℃, 50mg/mL in H2O)
Water SolubilitySoluble in water. Insoluble in alcohol.
SensitiveHygroscopic
Merck148,694
Stability:Stable. Incompatible with strong acids, strong oxidizing agents, iodine, mercury.
InChIKeyAKHNMLFCWUSKQB-UHFFFAOYSA-L
LogP-0.428 (est)
CAS DataBase Reference7772-98-7(CAS DataBase Reference)
EPA Substance Registry SystemSodium thiosulfate (7772-98-7)

Safety Information


Hazard CodesXi
Risk Statements36/37/38
Safety Statements24/25-23-36-26
WGK Germany1
RTECSXN6476000
F3
TSCAYes
HS Code28323000
Hazardous Substances Data7772-98-7(Hazardous Substances Data)
ToxicityLD50 orally in Rabbit: > 5000 mg/kg


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FAQ

1. What kind of company is Bohai New Materials?
Bohai New Materials (Tianjin) Co., Ltd. is a foreign trade company specializing in the international trade of chemical products, located in the Binhai New Area of ​​Tianjin. Leveraging the strategic location of Tianjin Port, the company provides one-stop procurement and export services to global clients for a wide range of products, including plastic resins, basic chemical raw materials, fine chemicals, chemical fiber raw materials, and inorganic chemicals.


2. Which markets does the company serve?
Our products are primarily exported to Southeast Asia (Vietnam, Thailand, Indonesia, Malaysia), the Middle East (UAE, Saudi Arabia), Africa (Nigeria, Kenya), as well as Europe and the Americas.


3. Does the company have the qualifications to export hazardous chemicals?
Yes. We hold a valid license for the operation of hazardous chemicals and are well-versed in the export declaration, packaging, documentation, and transportation requirements for various types of hazardous goods. We are capable of handling the export of Class 3, Class 5, Class 8, and Class 9 hazardous chemicals.


4. What are the company's main products?
Our core product portfolio includes:
Plastic resins: PP, PE, PVC, ABS, PC, POM, etc.
Basic chemical raw materials: Soda ash, caustic soda, titanium dioxide, methanol, styrene, ethylene glycol, PTA, etc.
Fine chemicals: Pharmaceutical intermediates, pesticide intermediates, chemical additives, solvents, surfactants.
Chemical fiber raw materials: Polyester filament, polyester staple fiber, polyester chips (PET).
Inorganic chemicals: Calcium carbonate, talc powder, sodium sulfate, calcium chloride, magnesium chloride, etc.
Others: Paraffin wax, white oil, petroleum jelly (Vaseline), rubber, water treatment chemicals, etc.
If you have specific product requirements, please feel free to contact us; we will quickly source high-quality products to meet your needs.


5. How can I obtain a product quote? What information is required?
You can contact us via our official website, by phone, or by email. To ensure a quick and accurate quote, please provide the following details: product name and specifications, target purchase quantity, destination port, and desired delivery time. Please also inform us of any special packaging or testing requirements.

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