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Sodium Metabisulfite Industrial Grade
| Price | $315.00 |
|---|---|
| Min Order | 1 Ton |
| Availability | In Stock |
| Shipping From | Hunan, China |
| Popularity | 513 people viewed |
Model NO.:
7681-57-4
CAS No.:
7681-57-4
Formula:
Na2s2o5
EINECS:
231-673-0
Certification:
ISO
Purity:
97%Min.
Type:
Sodium Sulfate
Appearance:
Powder
Grade Standard:
Industrial Grade
Synonyms:
Sodium Metabisulphite
Commodity Name 1:
Sodium Pyrosulphite
Commodity Name 2:
E223
Commodity Name:
Sodium Metabisulphite Bp
H.S.Code:
2832100000
Molecular Formula:
Na2s2o5
CAS:
7681-57-4
Food Grade Standard:
GB1893-2008
Industrial Grade Standard:
Hg/T2826-2008
Trademark:
ChoiceChem
Transport Package:
25kg / 1000kg / 1100kg / 1200kg/ 1250kg Bags
Specification:
HG/T2826-2008
Origin:
China
HS Code:
2832100000
Product Description
Sodium Metabisulfite Industrial Grade
1.Chemical Analysis
2. Application
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.
| CAS RN.: | 7681-57-4 |
| EINECS: | 231-673-0 |
| H.S.CODE: | 2832.1000.00 |
1.Chemical Analysis
| Component | Range | Typical |
| Assay(Na2S2O5 ) | 97.0% min. | 97.5% |
| Iron content(base on Fe) | 0.005% max. | 0.002% |
| water insoluble matter | 0.05% max. | 0.02% |
| Arsenic content(base on As) | 1 ppm max. | 1ppm |
| Pb | 10 ppm max. | 5ppm |
| Appearance | White or yellowish crystalline powder | |
2. Application
| 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. |
| 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. |
3. Transportation Information:
| DOT Classification: | Non-dangerous goods |
| U.N. | N/A |
| Packing Group: | N/A |
4. Storage & Transportation
| Not allowed in room with any oxidant or strong acid, and keep away from an oxidation by air or humidity. |
| This product should NOT store for long time. DO NOT mix with inflammable substances, gasoline and oxidants. |
| During transportation, keep away from direct sunlight and humidity. |
5.Packing
- In net 25kg / 1000kg / 1100kg / 1200kg / 1250kg / 1300kg pp bags
- 27MT/20 FCL
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