8 (8313) 26-05-05
sales@orgsintezoka.ru

CHEMICAL PRODUCTS

GOST 246-76
Production China
Package Metal barrel 50 kg
Chemical formula Na2S2O4
Cargo hazard class 4.2

 

Sodium hydrosulfite (dithionite) is an inorganic substance, the sodium salt of sulfurous acid. Fine-crystalline powder of white color, may be with a yellowish or grayish tinge, with a pungent smell of sulfur dioxide. Water soluble. In case of an overdose, it can cause severe allergic reactions, gastrointestinal diseases. Dithionite is prepared from sodium carbonate or bicarbonate and sulfur dioxide.

APPLICATION AREA

  • Mainly in non-ferrous metallurgy in the enrichment of non-ferrous metal ores by flotation. In flotation processes, it is a reagent-regulator in the enrichment of copper, lead, zinc, molybdenum and antimony ores.
  • In the leather industry as a component of a composition for removing the outer layer of skins.
  • Used as a raw material in the chemical industry (for the production of ethyl mercaptan, butifos, dyes).
  • in the textile industry.

PACKAGING AND STORAGE

Sodium dithionite (sodium hydrosulfite) is supplied in industrial packaging: metal drum, weight 50 kg.

Sodium dithionite (sodium hydrosulfite) is recommended to be transported and stored under the following conditions:

It is necessary to store sodium hydrosulfite in a closed original packaging, in a cool, dry, well-ventilated area and only on pallets.

Subject to the conditions of transportation and storage in unopened original packaging, the warranty period of storage of sodium dithionite (sodium hydrosulfite) is 2 years from the date of manufacture.

DELIVERY

Sodium dithionite is transported by all available modes of transport (except air), in covered vehicles in accordance with the rules for the carriage of goods. 

 

 PHYSIOCHEMICAL PROPERTIES

Indicators

Норма по ГОСТ 246-76

Import product indicators

Appearance

White crystalline powder

Mass fraction of sodium hydrosulfite (Na2S2O4), %, not less than

86.0

88.68

Iron content, ppm, no more

18.00

18.00

Insoluble in water, %, no more

1

0.68


 

ORDER A PRODUCT

Message sent

Your message has been sent. Thank you!