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Sodium thiosulfate pentahydrate

(CAS: 10102-17-7)
CAS10102-17-7
MFNa₂S₂O₃·5H₂O
Technical specifications≥99.00%
  • Levels of danger:Non dangerous goods
  • UN NUMBER:Non dangerous goods
  • HS code:28323000
  • MW:248.18
  • Density:1.01g/mL
  • Appearance:White crystalline

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Details:

Description

Sodium thiosulfate (Na₂S₂O₃) is an inorganic compound commonly encountered as the white or colorless pentahydrate (Na₂S₂O₃·5H₂O). It readily dissolves in water and exhibits intriguing properties as both a reducing agent and a ligand.

Application

1.Used as a dechlorination agent for bleached pulp and cotton fabrics, as a chelating agent and antioxidant in the food industry, as a detergent and disinfectant in the pharmaceutical industry.

2.It is used for dehydrochlorination of natural gas, naphtha, syngas, hydrogen and nitrogen to protect downstream catalyst from toxicity. If there is organic chlorine in the gas, it should be converted to hydrogen chloride by cobalt-molybdenum hydrogenation catalyst, and then absorbed with dechlorinating agent.

3.Used as analytical reagent, mordant and fixative.

4.It is suitable for removing chlorine from hydrogen, nitrogen, syngas, carbon monoxide, carbon dioxide and naphtha.

5.Photosensitive industry is used as photographic fixative. Paper industry is used as chlorine removal agent after pulp bleaching. The printing and dyeing industry is used as a dechlorination agent for cotton fabrics after bleaching. Reagent for chroma analysis and volumetric analysis of analytical chemistry. Pharmaceuticals are used as detergents and disinfectants. The food industry is used as chelating agents, antioxidants and so on.

7.It is used in Photography, film, textile, chemical fiber, paper making, leather making and pesticide industry.

8.Used as complexing agent for silver plating of thiosulfate. The silver plating layer has fine crystal structure and good covering ability. The general dosage is 200~250 g/L. It is used as brightener in cyanide silver plating. The dosage is 0.5 to 1.09 g/L. Silver can be crystallized in order to obtain bright and semi bright silver plating.

Specifications

ItemSpecificationsResults
AppearanceColorless transparentPass
Purity≥98.5%98.52%
Insoluble substance in water≤0.03%<0.03%
Sulphide≤0.003%<0.003%
Fe≤0.003%<0.003%
Ph6.5~9.58.0

Types of Packaging

In 25kgs Plastic Woven Bags

Certifications

ISO 9001. ISO 22716. cGMP certified

Kosher, Halal certified

Shipping Information

MOQ: (Due to the nature of chemical transportation, please consult the sea trade manager for details!)

Port of Loading: CHINA - Shanghai Port, Ningbo Zhoushan Port, Guangzhou Port, Qingdao Port, Tianjin Port, Dalian Port, Xiamen Port, Lianyungang Port (can be ensured according to the requirements of customers)

Delivery Time: 4-6 weeks, depending on order size and destination

Payment Terms

L/C, D/P, T/T at buyer’s cost

Sample available on request

Multiple Names

  • HYPO

  • ametox

  • nsc-45624

  • Sulfothiorine

  • disodium sulfurothioate

  • SodiuM thiosulfate pentahydra

  • Sodiumthiosulfate,pentahydrat

  • Sodium thiosulfate pentahydrate

  • Sodium thiosulphate pentahydrate

  • SODIUM THIOSULFATE-5-HYDRATE EXTRA PURE,

  • Thiosulfuricacid,disodiumsalt,pentahydrate

  • SODIUM THIOSULFATE PENTAHYDRATE, CRYSTAL LIZED

  • Thiosulfuricacid(H2S2O3)disodiumsalt,pentahydrate

  • thiosulfuricacid(h2s2o3),disodiumsalt,pentahydrate

  • SodiuM Thiosulfate, 0.100 N Aqueous Solution, USP VoluMetric SolutionAPHA

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