sodium sulphite anhydrous sodium sulfite powder Na2SO3

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USD $390 - $410 / Metric Ton

1 Metric Ton(Min.Order)

Port Changsha / Yueyang China
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Product Details

Type	Sodium Sulfite	CAS No.	7757-83-7
Other Names	Sodium sulfite anhydrous	MF	Na2SO3
EINECS No.	231-821-4	Place of Origin	Hunan, China
Grade Standard	Agriculture Grade, Food Grade, Industrial Grade, Reagent Grade	Purity	97%, sodium sulfite 98%
Appearance	Solid crystalline powder, White solid	Application	Lignin removal agent ;Oxygen scavenger agent.;etc.
Brand Name	ChoiceChem	Model Number	7757-83-7

Packaging Details

- In 25kg bags
- 25MT/20'FCL.

Product Description

sodium sulphite anhydrous sodium sulfite powder Na2SO3

Product Description

is a soluble sodium salt of sulfurous acid (sulphite) with the chemical formula Na₂SO₃.It is a white crystal powder or granule that tastes salty with sulphur odor.

CAS RN.:	7757-83-7
EINECS:	231-821-4
H.S.CODE:	2832.1000.00

1. Chemical Analysis

Component	Range	Typical
Na₂SO₃ %	≥ 97.0 %	97.37%
Fe %	≤ 0.003%	0.003%
Water insoluble matter	≤ 0.02%	0.02%
Na₂CO₃	≤ 0.10%	0.10%
Na₂SO₄	≤ 2.5%	2.5%

2. Application

Pulp and paper industry	Lignin removal agent
Water treatment	Oxygen scavenger agent.
Photographic industry	To protect developer solutions from oxidation and (as hypo clear solution) to wash fixer (sodium thiosulfate) from film and photo-paper emulsions.
Textile industry	Bleaching, desulfurizing and dechlorinating agent
Chemical manufacturing	Sulfonation and sulfomethylation agent. It is used in the production of sodium thiosulfate.
Leather trade	The sulfitization of tanning extracts
Other applications	l froth flotation of ores l oil recovery l food preservatives l making dyes l It is used in the purification of TNT for military use.

3. Transportation Information:

DOT Classification:	Not a DOT controlled material
U.N.	Not applicable
Packing Group:	Not applicable

4. Handing & Storage

(1).Precautions:Do not ingest. Do not breathe dust. Wear suitable protective clothing. If ingested, seek medical advice immediately and show the container or the label. Keep away from incompatibles such as oxidizing agents, combustible materials, organic materials, acids.

(2).Storage: Air sensitive. Moisture sensitive. Keep container tightly closed. Keep container in a cool, well-ventilated area.

Packaging & Shipping

5. Packing

l In 25kg bags

l 25MT/20’FCL.

Company Profile

Changsha Choice Chemicals Ltd.

ChoiceChem is a specialty chemicals company in the business of producing and marketing agrochemicals, mining chemicals and additives with 15 year OEM production experience in China. We help improve quality of life for the world's population by supplying superior quality & environment friendly chemicals to satisfy the global demand for agriculture and industry. We operate a worldwide business and we have office in Russia, Australia and Mongolia for complete service and logistics.However, the area of our offices and the range of products are alawys developing according to our customers' needs. Our mission is to be the supplier of choice to its customers, to produce meaningful benefits for consumers, our market partners, our employees and the world around us sustainability, and create brighter lives for people today and generations to come.

Contact Us

Changsha Choice Chemicals Ltd.: Contact nameAmanda Liu
Chat Now; Phone0086-731-89856736; AddressNo.3 Building, Central of City,No.249 Wuyi Road,Furong District, Changsha, Hunan