| CAS No.: | 618-354-5 |
|---|---|
| Formula: | CH3nao3s |
| EINECS: | 205-739-4 |
| Certification: | CCIC, CIQ, RoHS, ISO |
| Purity: | 90%~99% |
| Type: | Sodium Formaldehyde Sulfoxylate |
| Samples: |
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| Customization: |
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Suppliers with verified business licenses
Audited Supplier 1. Chemical formula: NaHSO2.CH2O.2H2O
2. Standard: HG/T2281-2006
3. Physical appearance: White nubby or powdery solid.
4. CAS No.: 149-44-0
5. Other Names: Sodium Formaldehyde Sulfoxylate
6. EINECS No.: 205-739-4
Specification
| Item | Standard | Result | Conclusion |
| NaHSO2.CH2O.2H2O | ≥98.0% | 99.2% | Pass |
| Solution | Clear or shight turbid | Slight turbid | Pass |
| No black | No black | Pass | |
| Appearance | White powder | White powder | Pass |
| Cu content | / | / | / |
| Mn content | / | / | / |
| Solubility in benzene | Insoluble | Insoluble | Pass |
| Conclusion | First class product | ||
Application
1) Dyeing and printing industry used as cotton, rayon, staple fiber fabrics, such as the extraction agent, reducing dyes.
2) The preparation of synthetic resin and synthetic rubber is used as redox catalyst.
3) Also used as antidote, sugar bleach, descaling agent, detergent and for the preparation of indigo dyes, VAT dyes and so on.
4) Sodium hydrogen sulfate is one of the most used reducing agents in the discharge printing, which can make the dyed color disappear.
Storage
Should be stored in a dry, cool and dark place. Protected from moisture, avoided exposure to direct sunshine. Don't to let it be
rained on. Be sure not to store it together with oxidant and acid, no presence of acidic vapour in storage life is one year.
1.What are your payment terms?
For our first cooperate client,usually by TT 30% deposit,balance paid agansit BL copy,or full amount LC at sight.If you be our regular client, payment term can adjust.
2.What is your delivery time?
It depends on order quantity,usually we will arrange shipment within 3-20days.
3.How about packing?
Usually we provide packing as 25kg/bag or carton.Of course,if you have special requirment for packing,we will adjust according to you.
4.When can I get reply?
Our sales manager will contact you within 24hours.
5.How about the validity of products?
According to the products you order,usually 2 years.
6.What documents do you provide?
Usually we provide Commercial Invioce,Packing List, Bill of Loading,COA,Healthy Certificate and Original Certificate,etc.If there are any special requierments in your market,please let us know.
7.Can I get sample before order?
Yes,we can provide free sample once price is agreed,and you have to pay us delivery fee in advance.
8.Where is your loading port?
Usually Qingdao port.
Suppliers with verified business licenses
Audited Supplier 
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