Best price white powder Na2S2O4 88% sodium hydrosulfite
- US $1100.00
1 - 10 ton
- US $1080.00
11 - 20 ton
- US $1075.00
21 - 50 ton
group nameSodium hydrosulfite
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Min Order1 ton
modelsodium hydrosulfite
payment methodL/C, D/P, Western Union, T/T
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update timeMon, 21 Mar 2022 10:47:48 GMT
Paramtents
melting point 52-55°C
hs code 2831101000
sodium hydrosulfite Rongalite C
original place Hunan, China
package 50kg iron drum
mol wt 174.108
smell no smell or slightly sulfur dioxide smell
application1 vat dyeing
application2 reduction cleaning
applications printing, stripping and bleaching
Packging & Delivery
Weight1000.00kg / ton
Min Order1 ton
Briefing
Packing: 50kgs iron drums with double inner plastic bags
Quantity/20'FCL: 21MT (420 Drums)
Detailed
Competitive price white powder
Na2S2O4 90%88%85% sodium
hydrosulfite
General Description of Sodium Hydrosulphite:
(1) Appearance : It is a white sand -like crystals or yellowish powder chemicals
(2) Security Description : toxic , getting fire or explosion occurred , decomposing toxic gases
(3) The description of a spontaneous combustion hazard , instability explosive , toxic (aqueous solution )
ABOUT SAFETY : Avoid contacting it with moisture, acids, oxidizing chemicals and combustible organic
HG/T 2074-2011 Product Specification
| Items | Special | First | Normal |
|---|---|---|---|
| sodium hydrosulfite(Na2S2O4)% , ≥ | 90.0 | 88.0 | 85.0 |
| physical appearance | white crysal powder | ||
| smell | no smell or slightly SO2 smell | ||
| state when dissolved | Clear or slightly muddy when dissolved in formaldehyde | ||
GB 22215-2008 Product Specification
| Items | Index |
|---|---|
| sodium hydrosulfite(Na2S2O4)% | ≥ 88.0 |
| Lead (Pb) | ≤ 5 ppm |
| Cadmiun (Cd) | ≤ 2 ppm |
| Arsenic (As) | ≤ 1 ppm |
| Ethylenediamine tetraacetic acid disodium (EDTA) | Qualified |
| Fformate (as HCOONa) | ≤0.05% |
Sodium Hydrosulfite Applications :
In the textile industry ,
It is widely used for reduction cleaning , printing and bleaching in the textile dyeing industry . And it is used as beacher of silk , wool , nylon fabric , such as bleach , because it does not contain heavy metals , the bleached fabric color is very bright .
In food industry ,
In food industry , it can be used for food bleach , such as gelatin , sugar, candied fruit , and soap , animals (plants ) oils , bamboo, clay of bleaching . It can also be used in organic synthesis , such as dyes , as a reducing agent in the production of drugs or bleach .
In pulp and paper industry ,
Sodium Hydrosulfite is the most suitable wood pulp and paper bleaching agent.
Packaging:
1)Iron drums with double polyethylene liners, net weight 50kg.
2)Internal callbackable container, net weight 1200kg each.
Quality remains our culture .
With us your money is in safe , and your business is in safe .
1. Delivery time : within 7 days after received T/T advance.
2. Payment Terms : T/T 30% Advance payment and 70% Cash Against documents
3. FREE Sample : we offer 200-350g free sample for you to testify the quality .
4. Certificate : we offer Origin Certificate and our products are strictly following REACH regulations .
5. After-sales service : we have a team specializing in offering after-sales service .
Any query, contact me.
- Nearest port for product export
- Shanghai Qingdao Lianyun Changsha Yueyang Yichang, Huangpu Wuhan Shenzhen Tianjin Ningbo
- Delivery clauses under the trade mode
- FOB, CFR, CIF, EXW
- Acceptable payment methods
- T/T, L/C, D/P D/A