sodium hydrosulfite 85% producer Sodium Metabisulfite High quality sodium hydrosulfite for textile

 Sodium hydrosulfite with the formula Na2S2O4 is also known as sodium dithionite, and is white sand-shaped crystal or yellowish powder. It is soluble in sodium hydroxide solution and slightly soluble in ethanol.Powdered anhydrous sodium hydrosulfite with a small amount of water may ignite in air by the heat of decomposition.

 
Q: How long is your delivery time?
A: Generally it is 7-10 days, if we have stock. If not, maybe need 10-15 days to arrange the shipping.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: We can do TT payment, 100%LC at sight and DP.
Q: why we choose you ?
A : (1)We can provide Consistent, high-quality products ,
      (2)we have strong technical support
      (3) we have competitive and reliable price of the products
      (4)We can provide excellent and fast customer service
If you have any other questions , please feel free to contact with us