Payment & Shipping Terms:
|Grade Standard:||Industrial Grade||PH:||4.3|
Yellow powder Sodium Metabisulphite / Na2S2O5 Used in Paper Making
White crystalline powder.
Relative density 1.4.
Soluble in water (20 ℃ for 54 g / 100 ml of water; At 100 ℃ for 81.7 g / 100 ml water) , acidic aqueous solution.
Soluble in glycerin , slightly soluble in alcohol.
Easy decomposition of be affected with damp be affected with damp , dew easy oxidation air into sodium sulfate and contact with strong acid release sulfur dioxide and generate the corresponding salts , heated to 150 ℃.
|Product Name||Sodium Metabisulfite /Na2S2O5|
|Insoluble in Water%||0.004%|
|Fe(As content Fe)||≤0.0015%|
|Heavy Mental Content(Pb)||≤0.0002|
Poly propylene weaving bag , paper plastic complex bag and kraft lined with polyethylene plastic bag.
25 / 1000kg per bag or as customer's requirement.
The product 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. Prompt shipment with professional documents.
4. Packing as your request , with photo before shipment.
5. Have rights to import and export independently , have our own factory.
Contact Person: april