|Price||US $1075-1100 / ton|
|Min. Order||1 ton|
|Terms of Payment||L/C, D/P, Western Union, T/T|
|sodium hydrosulfite||Rongalite C|
|original place||Hunan, China|
|package||50kg iron drum|
|smell||no smell or slightly sulfur dioxide smell|
|applications||printing, stripping and bleaching|
Competitive price white powder
Na2S2O4 90%88%85% sodium
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
|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
|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.
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.