97%Min Food Grade and Industrial Grade Sodium Metabisulphite for Bleaching
Basic Info
Model No.: 97%min sodium metabisulphite
Product Description
Model NO.: 97%min sodium metabisulphite
Grade Standard: Food Grade
Na2s2o5: 97%Min
Water-Insoluble Matter: 0.05% Max
pH Value: 4.0-4.6
Lead (Pb): 0.001% Max
CAS No.: 7681-57-4
Specification: 97%
HS Code: 28321000
Appearance: Powder
Product Name: Sodium Metabisulphite Food Grade
So2: 65% Min
Iron(Fe): 0.003% Max
Arsenic (as): 0.0002% Max
Capacity: 27mts/20′fcl Without Pallets
Trademark: X-HUMATE
Origin: China
Food Grade and Industrial Grade Sodium Metabisulphite 97%min
Molecular formula: Na2S2O6
CAS No.: 7681-57-4
Molecular Weight: 190.12
Appearance:White or light yellow powder.
Odor:Wet condition with strong SO2 smell, Dry none.
Properties:White yellowish crystalline powder. It is soluble in water and alcohol.
Specification
Item | Standard |
Na2S2O5 | 97%min |
SO2 | 65% min |
Water-insoluble Matter | 0.05% max |
Iron(Fe) | 0.003% max |
PH value | 4.0-4.6 |
Arsenic (As) | 0.0002% max |
Lead (Pb) | 0.001% max |
Benefits:
Bleaching agent (such as candy, cakes, dried slices of tender bamboo shoots etc. ) Loosening agent (such as bread, biscuits etc. ) preservatives, disinfector (such jam and can etc. ) Antioxidant, antistaling agent (such as seafood, fruits, vegetables etc. )
Application:
Industrial Use:
1,Eliminating dissolved oxygen in waste water and in pipes;
2,Cleaning water pipes and reverse osmosis membranes in desalinization equipment as it is an antibacterial.
3,Sodium metabisulfite is used in water treatment plants to remove excess chlorine.
Bleaching Agent:
1,Sodium metabisulfite's functions as a bleaching agent, which is useful in making paper pulp, cotton and wool.
2,Food Preservative
Antimicrobial:
1,Sodium metabisulfite is commonly used as a food preservative for dried foods, as well as fruit concentrate juices.
2,Sodium metabisulfite acts as an antimicrobial, inhibiting the growth of fungi and bacteria, thereby keeping food fresh and safe.
3,In beer and wine manufacturing, sodium metabisulfite is used as both a sterilizer and an antioxidant in the process of brewing beer or fermenting wine.
Other Uses:
Medicinal
Sodium metabisulfite 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
Sodium metabisulfite 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.
Packing:
1. Bag marks: Sodium metabisulphite, N.W.: 25kgs, G.W. 25.1kgs, Made in China./we also accept clients marks.
2. Packing: 25kgs net PP woven bag with PE liner (if need, we could arrange the pallet.) or other extra packings.
Our Sevice:
1. sample: we can offer sample free, but the freight should be in buyer's charge.
2.transport: we can arrange transportation by sea or by other traffic tools.
3. third party inspection: we welcome all kinds of third party inspection.
4. customer service: any problem of our product, we have experts to help 24/7.
Contact us if you need more details on Sodium Metabisulphite. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Food Grade Sodium Metabisulphite、Sodium Metabisufite. If these products fail to match your need, please contact us and we would like to provide relevant information.
Product Categories : Other Inorganic Salts
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