Sodium Thiosulphate Pentahydrate Sodium Thiosulfate for Dyeing Industry

• CAS No.: 7772-98-7
• Formula: Na2s2o3/Na2s2o3 5H2O
• EINECS: 231-867-5
• Certification: CCIC, CIQ, RoHS, ISO
• Purity: ≥99%
• Type: Sodium Sulfate
• Model NO.: Sodium thiosulfate
• Appearance: Granular
• Grade Standard: Industrial Grade
• Transport Package: Bags
• Specification: 25kg
• Trademark: Orcel
• Origin: China
• Production Capacity: 20000

Product Description

Product Description

Product Name	Sodium Thiosulfate / Sodium Thiosuphate
Appearance	colorless, transparent crystal or crystalline fine grain
Formula	Na2S2O3/Na2S2O3 5H2O
CAS No.	7772-98-7
EINECS No.	231-867-5
HS CODE	2830909000
Storage	Airtight save
Usage	Reducing agent of dichromate in tanning, a neutralizer of nitrogen tail gas, a mordant, a bleach agent of straw and wool, and a dechlorination agent in pulp bleaching

 

Product Description

Grade	Photograph	Tech
Na2S2O3·5H2O	99% Min.	99% Min.
Insoluble matter in water	0.01% Max.	0.03% Max.
Na2S	0.001% Max.	0.003% Max.
Fe	0.001% Max.	0.003% Max.
pH value (200g/L solution)	6.5-9.5	6.5-9.5

Grade	Specs
Na2S2O3	97% Min.
Insoluble matter in water	0.03% Max.
Na2S	0.001% Max.
Fe	0.005% Max.
pH value (200g/L solution)	6.5-9.5

 

Packaging & Shipping

 

Item	Photographic grade	Industrial grade	Anhydrous grade
Appearance	colorless transparent crystal	colorless transparent crystal	white powder
Assay	≥99.00%	≥98.5%	≥97.0%
Water Insoluble matter	≤0.01%	≤0.03%	≤0.03%
Sulfide	≤0.001%	≤0.003%	≤0.001%
Fe	≤0.001%	≤0.003%	≤0.005%
PH	6.5~9.5	6.5~9.5	6.5~9.5
Water solution reaction	in accordance with the test	in accordance with the test	----
Granularity(g/g)	12~16	---	----
Residual AM (PPM)	<500	<500	<500
PH Value	5-14	5-14	5-14

Application

1. Used in photographic and electroplate applications.
2. For purifying soft water and tanning hides.
3.As a reducing agent, fixers, blush preventive agent, deoxidizer, sulfur dyeing agent, anti-whiting agent, detergent,
disinfectant and color faking agent.

25 KG bag , 25 MT/20'FCL .
also be packed according to customer's needs.
Store closed containers in a cool, dry, well-ventilated area. Avoid exposure to direct sunlight.

Company Profile

Hebei Orcel Trade Co.,Ltd is a professional chemical manufacturer and exporter. It is located in Hebei Province, China, near the port.
The product quality and technology have reached the international standards, and it has become a well-known brand in China's titanium dioxide industry.The products have been sold well all over the world and exported to many countries in Southeast Asia, North America, South America, Europe and other regions.We employ professional technicians to make the product progress. We pay attention to product quality, environmental protection and harmlessness. We are trying our best to let customers buy high-quality products at cheap prices and serve customers better.
We are working hard to satisfy customers with products, surprise customers with prices, and impress customers with services. Our business philosophy is "Pursuing Quality, Creating World Brands".Now we are looking for global trading partners. If you are interested in any of our products, please contact us.

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