Industrial Grade China Factory Suppliers Cheep Price Na2s2o3.5H2O CAS7772-98-7 Hypo Sodium Thiosulfate for Exporter

• Customization: Available
• CAS No.: 7772-98-7
• Formula: Na2s2o3.5h20
• Model NO.: JiuChong-Na2S2O3.5H2O
• EINECS: 231-867-5
• Certification: ISO
• Purity: ⩾98
• Type: Sodium Thiosulfate
• Appearance: Granular
• Grade Standard: Industrial Grade
• Haz/Non: Non
• Sample: Free Sample Provide
• Customizable Packaging: Accpeted
• Density: 1.729g/Cm³
• pH: 6.5-8.0
• Melting Point: 48.5°c
• Boiling Point: 100ºC
• Acid-Base Property: Alkalescence
• Shelf Life: >12 Months
• Storage: Sealed in a Cool and Dry Environment
• Transport Package: PP Bags
• Specification: 25kg, 1000kg
• Trademark: N/M
• Origin: China
• HS Code: 2830909000
• Production Capacity: 1.2 Million Mt

Product Description

Product Description

Sodium thiosulfate
Chemical formula Na₂S₂O₃.5H₂0,
The common form is pentahydrate, which is colorless and transparent crystal.
Physical and chemical properties: soluble in water, aqueous solution is weakly alkaline. It is reductive and can react with many oxidants.

Product Parameters

ITEMS	UNIT	QUALITY STANDARD	RESULTS
Sodium Thiosulfate Content (Mass Fraction as Na2S2O3·5H2O)	%	≥98.0	98.23
Ferric Content(Mass Fraction as Fe)	%	≤0.002	0.001
Water Insoluble Substance (Mass Fraction)	%	≤0.01	0.002
Sulfide Content  (Mass Fraction as Na2S)	%	≤0.001	0.0008
Sodium Chloride Content (Mass Fraction Basis for NaCl )	%	≤0.05	0.04
PH Value(200g/L solution)	-	6.5-9.5	8.0
Appearance	Transparent crystalline particles
Conclusion	Qualified

Application

In the field of photography as a fixer; Medically used for cyanide detoxification; Industrially used for dechlorination, bleaching in leather, paper and other industries; It can also be used for water quality treatment, chemical analysis and so on.

 

Packaging & Shipping

Packaging
25kg/1000kg,plastic woven bag with plastic bag inside,can provide customized services 
Store in a dry,ventilated,cool place,away from direct sunlight.

Shipping

Certifications

 

Customer Reviews

 

Company Profile

Shandong Jiuchong Chemical Company Limited was founded in 2016, which is located in Weifang City, Shandong Province, China. We have 228 square meters of office space. Now Jiuchong chemical is a large modern international chemical enterprise with more than 28 series. Since our establishment, the company has gradually established and improved a sound supply chain system, quality monitoring system and service system, ensuring products quality and service. 
At the same time, relying on our own geographical location and resource advantages, our company is committed to the optimization of a variety of chemical supply chain, including magnesium chloride, sodium metabisulfite, sodium bicarbonate, calcium chloride, magnesium sulfate, polyaluminium chloride, aluminium sulfate, industrial salt, soda ash etc. 
Our products are sold well in 288 domestic cities and more than 36 foreign countries. Now the company has won the praise and trust of domestic and foreign customers. Based on stable quality and output, good team service and staff efforts, we will continue to develop domestic and foreign markets.
Jiuchong chemical takes "integrity, innovation and development" as the concept, puts integrity in the priority position in serving customers, and guarantees high quality products and satisfactory cooperation for customers experience. Your satisfaction is our driving force. Quality is the soul of enterprise and that is what we have always done. In the future, Shandong Jiuchong Chemical Company Limited hopes to build a brilliant tomorrow with you!

Customer Communication

FAQ

1.Are you a manufacturer?
   A: Yes,we are a manufacturer.

2.Do you provide free sample?
   A : Yes,we can.

3.What's your payment term?
   A:T/T and L/C.
4.What's your annuanl production quantity?
   A:1.2 million MT.