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90% sodium sulfite anhydrous for mining industry

90% sodium sulfite anhydrous for mining industry

90% sodium sulfite anhydrous for mining industry
90% sodium sulfite anhydrous for mining industry90% sodium sulfite anhydrous for mining industry90% sodium sulfite anhydrous for mining industry90% sodium sulfite anhydrous for mining industry90% sodium sulfite anhydrous for mining industry
CategoriesSodium sulfite
ModelSodium Sulfite
Mol wt:126.04
Place of Origin:Hunan, China (Mainland)
HS CODE:28321000
Environmental hazards:harmful to the environment, can cause pollution to the water body
Harmful combustion products:sulfides
Explosion hazard:This product is not flammable, with irritation
No match:strong acid, aluminum, magnesium
Decomposition products:sulfur dioxide and sodium sulfate
Unit PriceUS $ 200 / metric ton
FOB portChangsha ; Ningbo ; Shanghai China etc
Terms of PaymentL/C, D/P, T/T
Update Time2021-09-28
Detail Information

Sodium Sulfite

2.CAS no.:
White crytal powder

sodium sulfite anhydrous(SSA)-96%/97%/98%



(1) Industry Grade : Used in Dyeing and printing Industry ,as dechlorinating agent and bleaching agent, in leather and tanning industry as bleaching agent , developer agent , reductant agent , stabilizer agent , or used in papermaking, electronic and water treatment industry.


 Sodium sulfite should be stored in a dry and cool place.


Specification for Industry Grade :


Quality Index

Industry Grade

Purity ( As Na2SO3)

90.0% min

Sodium sulphate ( SO4)

2.0% max

Chlorides ( As NaCL)

0.5% max

Arsenic ( As )


Heavy metals ( As Pb )


Iron (Fe)

0.1% max

Water insolubles

0.05% max

Company Information
 Corporate International sales Team




Founder and sale owner of ZhuZhou RongdaChemical Co.,LTD.This company is based on the famous chemical company ZhuZhou MingQi Co.,LTD, established on Aug 2013. Miss Yang is a very hardworking lady who created a great achievement with her international trade team on company performance. From the first year without any orders to now the company performance has reached to 3 million dollars every year, because she strongly believes in Trust and Quality are the most important thing.


International sales



These people are our international sales. They are very excellent positive young team and full time works for customers. 

They are very happy to solve all problems that the customers may meet.


The team is Becky Dai, CoCo Hu and Jeffrey Shen etc..

Cooperative Customer

Our mission is to produce high quality with reasonable price and offer best service for our customers.  


10 years manufacturing

4 years exporting


Covered over 60 countries

More than 1000 customers


Customer Photo 

1.Korean customer


His comment to us 

Your products are very good and price is good to!! 

We will cooperate with you again.


2.Turkey customers


Their comments to us 

Ur service is very nice, the sellers re very warm, plus ur products re reliable. 

Will order soon. 



3. Turkey customer


His comment to us

I am very glad to choose your company in so many of them  and your company is very trustworthy. 

We will cooperate soon.


4. Korean customer


His comment to us 

Your company is very professional, we tested and used your products which are very good, 

we look forward to cooperate with you in future!


Our company in  The Chemspec Exhibition in Mumbai,India.



Packing: 25kg compound plastic woven bag with inner polythene liner



Our Services

Why choose Rongda: 

--Manufacturer of anhydrous sodium sulfite since 2004. 
--One of leading chamicals export and import in China. 
--Large storage is port, China and work with many brother manufacturers 
--Total solution for chemicals in China, more products are upgrade 
--ISO9001 is approval with high quality. 
--Rongda is one of big exporters in China, your reliable partner. 

We welcome you visit our factory at any time! !

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