Features
Commodity name:Sodium Hydrosulfite,
Cas No:7775-14-6,
1.Chemical formula:Na2S2O4
2.Standard: Industrial Grade HG/T 2074-2011,
3. HS CODE: 28311010
4. Mol wt: 174.108
5. Appearance: White Crystals Powder
Package:Iron drums with double polyethylene liners, net weight 50kg each.
Application : It is widely used in the textile industry for vat dyeing ,reduction cleaning ,printing ,stripping and textile material bleaching .
Item | Index | ||
Special | First | Normal | |
Sodium Hydrosulfite (Na2S2O4)% | ≥90 | ≥88 | ≥85 |
Appearance | White Crystals Powder | ||
smell | No smell or slightly sulfur dioxide smell | ||
State when dissolved | Clear or slightly muddy when dissolved in formaldehyde |
Application
It is widely used in the textile industry for vat dyeing, reduction
cleaning, printing, stripping and textile materials bleaching.
Specifications
Item | Index | ||
Special | First | Normal | |
Sodium Hydrosulfite (Na2S2O4)% | ≥90 | ≥88 | ≥85 |
Appearance | White Crystals Powder | ||
smell | No smell or slightly sulfur dioxide smell | ||
State when dissolved | Clear or slightly muddy when dissolved in formaldehyde |