Product Details
Sodium Metabisulphite SMBS Na2S2O5

Sodium Metabisulphite SMBS Na2S2O5

CAS : NO.7681-57-4

Keywords:

Sodium metabisulfite , Sodium Metabisulphite , Na2S2O5

Quick Details:

Superiority:

1.Rich export experience over 10years.

2.Has own factory 

3.Familar different country rules

4.Free sample can be provied before place

 

Details:

sodium metabisulfite,sodium metabisulphite price,food grade sodium metabisulphite

 

is mainly used as reduction agent. furthermore, it is ideal for the bleaching of vegetable style="word-break:break-all;" fibers and textile, for the production of solutions, which are used in the developing of photos and films as well as for the treatment of tanning agents in dyeing of textiles. choicechem offers different sodium metabisulfite grades, all meeting highest quality standards.

 

cas no.:

7681-57-4

einecs:

231-673-0

h.s.code:

2832.1000.00

 

1.chemical analysis

 

component

range

typical

assay(na2s2o5 )

96.0% min.

97.%min

iron content(base on fe)

0.005% max.

0.003%

water insoluble matter

0.05% max.

0.05%

arsenic content(base on as)

1 ppm max.

1ppm

pb

10 ppm max.

5ppm

appearance

white crystalline powder

2.application

 

industrial uses

 

water treatment

l            eliminating dissolved oxygen in waste water and in pipes;

l            cleaning water pipes and reverse osmosis membranes in desalinization equipment as it is an antibacterial.

l            it is used in water treatment plants to remove excess chlorine.

bleaching agent

l            it functions as a bleaching agent, which is useful in making paper pulp, cotton and wool.

 

food preservative

antimicrobial

l            it is commonly used as a food preservative for dried foods, as well as fruit concentrate juices.

l            it acts as an antimicrobial, inhibiting the growth of fungi and bacteria, thereby keeping food fresh and safe.

l            in beer and wine manufacturing, it is used as both a sterilizer and an antioxidant in the process of brewing beer or fermenting wine.

 

other uses

 

medicinal

l            it is an antioxidant additive in inject able medicines and is also used as a reducing agent in pharmaceuticals.

photographic and film industry

l            for preparing developer solutions, for acidifying fixing baths(photo grade).

landscape gardening

l            it used in landscape gardening as a tree stump remover, as it disintegrates the lignin -- chemicals in plant cell walls -- in the tree stumps, making them easier to remove.

fiber industry

l            in the sulphitisation of tanning extract.

gold mining

l            for bleaching ground wood, as an antichlor.

3.package:

1>25kg /50kg compound plastic woven bag with inner polythene liner;

2>1000kg jumbo bags;

3>any other particular requirements to the package can be discussed.

4.shelf life 

half one year.

 

5.storage & handling:

1>store the product in a cool and dry place;

2>prevent from direct sunlight,water and moisture;

3>avoid contact with strong acid,oxidants or poisonous substances;

4>exposure to moisture will make it oxidze easily to sodium sulphate;

5>do not store it for long time.

 

6.our own factory

 

7.loading

it can be load 25-27mt without pallets

 

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