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Home » Products » Sodium Meta Bi Sulphite » Sodium Meta Bi Sulphite

Sodium Meta Bi Sulphite

Sodium Meta Bi Sulphite
Sodium Meta Bi Sulphite
Product Code : Sodium Meta Bi Sulphite
Product Description

We are listed at the apex in the list of the most distinguished Sodium Metabisulfite Manufacturers and Exporters from India. The unmatched quality and chemical properties of the Sodium Pyrosulfite has attracted varied industries to place bulk orders. Additionally, the purity of the Sodium Metabisulfite Powder is reflected through appearance in photo grade and pure grade i.e. white crystalline powder with a mild smell of sulphur dioxide gas. Customers are also eased with the availability of the Na2S2O5 in customized packing as per special requests.

Uses:-

  • It is used as a preservative and antioxidant in food and is also known as E223.
  • It is commonly used in home brewing to sanitize equipment. It is used as a cleaning agent for potable water reverse osmosis membranes in desalination systems.
  • It is also used to remove chloramines from drinking water after treat me

Specification:-
Table 1 Requirement For Sodium Metabisulphite
(Clause 3.4)

SI no

Characteristic

Requirement

Method of Test, Ref to

(1)

(2)

(3)

(4)

i)

Purity
As Na2S2O5 , percent by mass, Min
As SO2, percent by mass,Min

95
65

Annex A

ii)

Water insoluble matter, percent by mass, Max

0.05

Annex B

iii)

Thiosulphate ,percent by mass, Max

0.1

Annex C of IS : 1994

iv)

Arsenic (as As), mg/kg , Max

3

Cl 15 of IS 1699: 1994

v)

Heavy metals (as Pb), mg/kg , Max

10

Annex c

vi)

Iron (as Fe),mg/kg , Max

5

Annex d

vii)

Selenium (as Se)mg/kg , Max

30

Annex E of IS 4751 : 1994

viii)

pH

Acidic to litmus

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