- Product Details
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Quick Details
-
MF:
-
Na2S2O5
-
EINECS No.:
-
231-673-0
-
Place of Origin:
-
Hunan, China
-
Appearance:
-
White Powder
-
Application:
-
Water, Dyeing, Gold,food
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Brand Name:
-
Choice Chem
-
Model Number:
-
Industrial grade
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Product name:
-
metabisulfite sodium metabisulphite water treatment
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Grade:
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Industral Grade, Food Grade, Dyeing Grade
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Color:
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White Powder
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Content:
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97%
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SO2:
-
65%
-
Fe:
-
0.0015
-
Clarify:
-
a little cloudy
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Pb:
-
0.0002
-
As:
-
0.0001
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Water soluble:
-
20°C, 54g/100ml water
Quick Details
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CAS No.:
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7681-57-4
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Purity:
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97%min
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Other Names:
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Sodium Metabisulphite, SMBS
-
MF:
-
Na2S2O5
-
EINECS No.:
-
231-673-0
-
Place of Origin:
-
Hunan, China
-
Appearance:
-
White Powder
-
Application:
-
Water, Dyeing, Gold,food
-
Brand Name:
-
Choice Chem
-
Model Number:
-
Industrial grade
-
Product name:
-
metabisulfite sodium metabisulphite water treatment
-
Grade:
-
Industral Grade, Food Grade, Dyeing Grade
-
Color:
-
White Powder
-
Content:
-
97%
-
SO2:
-
65%
-
Fe:
-
0.0015
-
Clarify:
-
a little cloudy
-
Pb:
-
0.0002
-
As:
-
0.0001
-
Water soluble:
-
20°C, 54g/100ml water
High Quality Sodium Metabisulfite Na2S2O5 powder, sodium metabisulphite
-
Sodium Metabisulfite
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Sodium metabisulphite water treatment
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SMBS Sodium Metabisulfite
is mainly used as reduction agent. Furthermore, it is ideal for the bleaching of vegetable 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.
Product Information
7681-57-4 |
|
|
EINECS: |
231-673-0 |
|
H.S.CODE: |
2832.1000.00 |
Chemical Analysis
|
Component |
Industrial Grade |
Food Grade |
High Purity Grade |
|
Appearance |
White or yellowish crystalline powder |
||
|
Assay(Na 2 S 2 O 5 ) |
96.5%min |
97%min |
98%min |
|
water insoluble matter |
0.05%max |
0.03%max |
0.02%max |
|
Iron content(Fe) |
0.005%max |
0.003%max |
0.002%max |
|
Arsenic content(As) |
0.0001%max |
0.0001%max |
0.0001%max |
|
Pb |
0.0005%max |
0.0005%max |
0.0003%max |
|
Industrial Uses |
|
|
Water Treatment |
Eliminating dissolved oxygen in waste water and in pipes;Cleaning water pipes and reverse osmosis membranes in desalinization equipment as it is an antibacterial.It is used in water treatment plants to remove excess chlorine. |
|
Bleaching Agent |
It functions as a bleaching agent, which is useful in making paper pulp, cotton and wool. |
|
Food Preservative |
|
|
Antimicrobial |
It is commonly used as a food preservative for dried foods, as well as fruit concentrate juices. It acts as an antimicrobial, inhibiting the growth of fungi and bacteria, thereby keeping food fresh and safe. |
|
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 |
It is an antioxidant additive in inject able medicines and is also used as a reducing agent in pharmaceuticals. |
|
Photographic and film industry |
For preparing developer solutions, for acidifying fixing baths(photo grade). |
|
Landscape Gardening |
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 |
In the sulphitisation of tanning extract. |
|
Gold mining |
For bleaching ground wood, as an antichlor. |
Transportation Information:
|
DOT Classification: |
Non-dangerous goods |
|
U.N. |
N/A |
|
Packing Group: |
N/A |
Pre-sale Service
1.We have full stock, and can deliver within short time.Many styles for your choices.
2.Good Quality + Factory Price + Quick Response + Reliable Service, is what we are trying best to offer you.
3.All of our products are produce by our professional workman and we have our high-work-effect foreign trade team, you can totally believe our service.
After-sale Service
1.We are very glad that customer give us some suggestion for price and products.
2.If any question, please contact with us freely by E-mail or Telephone.
