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|Other Name:||Sodium Metabisulfite||MF:||Na2S2O5|
|PH:||4.3||Usage:||Acidifying Fixing Baths|
|CAS NO.:||7681-57-4||Storage:||Cool And Dry Place|
Sodium Metabisulphite / Na2S2O5 for Acidifying Fixing Baths
White crystalline powder with strong SO2 odor;
Specific wt.: 1.4.
Soluble in water , its aqueous solution is acidic.
|Product Name||Sodium Metabisulfite / SMBS|
|Insoluble in water%||0.004%|
|Fe(As content Fe)||≤0.0015%|
|Heavy Mental Content(Pb)||≤0.0001|
Sodium Metabisulphite is commonly used as a food preservative for dried foods , as well as fruit concentrate juices;
Sodium metabisulphite acts as an antimicrobial , inhibiting the growth of fungi and bacteria , thereby keeping food fresh and safe.
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.
Eliminating dissolved oxygen in waste water and in pipes;
Cleaning water pipes and reverse osmosis membranes in desalinization equipment as it is an antibacterial;
Sodium Metabisulfite is used in water treatment plants to remove excess chlorine.
Sodium Metabisulfite's functions as a bleaching agent , which is useful in making paper pulp , cotton and wool.
Medicinal: Sodium Metabisulphite 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 metabisulphite 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.
Poly propylene weaving bag , paper plastic complex bag and kraft lined with polyethylene plastic bag.
25 / 1000kg per bag or according to demands from customers.
It shall be in a cool and dry place , prevent from direct sun-light , water and moisture.
Avoid contact with strong acid , oxidants or poisonoussubstances.
Exposure to moisture will make it oxidze easily to sodium sulphate.
Do not store it for long time.
1. Mixed container , we can mix different items in one container.
2. Quality control , before shipment , free sample for test.
3. Packing as your request , with photo before shipment.
4. Have rights to import and export independently , have our own factory.
5. Prompt shipment with professional documents.
Contact Person: april