Sodium Sulphite Anhydrous Price from Supplier Brand Changsha Yonta Industry Co., Ltd. on Chemsrc.com

Published date: 2025-09-03 13:10:42

CAS number: 7757-83-7

Price:
$520.0/1ton

Purity: 93.0%

Stocking period: 15 Day

Stock: Inquiry

Product Webpage: http://www.hunanchem.com/sdp/77880/4/pd-997244/19196034-499716/Sodium_Sulphite_Anhydrous_Na2SO3.html

Detail Product Information:
Sodium Sulphite Anhydrous

- Product Identification
CAS No. : 7757-83-7
EINECS No. : 231-821-4
H.S. Code : 2832.100000
Formula : Na2SO3
Molecular Weight : 126.04
Toxicity : Oral mouse LD50: 820 mg/kg
Synonyms : Sodium Sulfite Anhydrous; Disodium Sulfite; Natrii Sulphis; Natrium Sulfurosum;
Natriumsulfit (German); Sulfurous Acid, Disodium Salt;

- Physical And Chemical Properties
Physical State : White crystalline powder
Melting Point : Decomposes
Specific Gravity : 2.633
Solubility in water : good
PH : 9
Vapor Density : 4.35
NFPA Ratings : Health: 1 Flammability: 0 Reactivity: 0
Stability : Stable under ordinary conditions

- Applications
- Pharmaceutical industry for the production of chloroform, benzene, styrene sulfone, formaldehyde.
- Rubber industry as a coagulant.
- Bleached cotton printing and dyeing industry as the dechlorination agent, cotton scouring agent. It can prevent the partial oxidation of cotton cloth fiber and influence the fiber strength.
- Leather tanning industry for processing，make the leather soft, plump, tough, waterproof, bending, wear and other properties.
- The chemical industry for the production of vanillin hydroxyl, hydroxylamine hydrochloride and so on.
- Photographic Industry as a developer, etc.
- The food industry as a bleaching agent, preservatives, leavening agent, antioxidant, color agents and the insurance agent. as reducer in producing dehydration vegetables.
- Electronics industry for the manufacture of photosensitive resistance.
- Paper-making, Electronic, Water-treatment for electroplating wastewater, drinking water, etc.

- Specification
Testing Items / Quality Standard – Type (1) / Quality Standard – Type (2)
Appearance : White crystalline powder / White crystalline powder
Purity – NA2SO3 : 97% Min / 93% Min
Water Insoluble : 0.02% Max / 0.03% Max
Fe : 0.003% Max / 0.005% Max
Free Alkali, as NA2CO3 : 0.1% Max / 0.4% Max
Sulphates, as NA2SO4 : 2.5% Max / -
Chlorides, as NACL : 0.1% Max / -

- Transportation
Storage : Stored in cool and dry place, avoid moisture and heat
Packing : In 25kgs /50kgs /1000kgs net p.p. woven bags

- Other Trade Information
Min. Order Quantity : 25 MTS
Supply Capacity : 22,000Mts /Year
Loading Capacity : 27Mts/1080Bags (1x20'FCL)
Port of Loading : Huangpu / Hengyang / Tianjin, China
Fresh Stocks : Yes
Ref. Price : USD305.- ~ USD520.- /MT FOB Huangpu / Tianjin, China
Shipment Time : Within 2-3 weeks upon receipt of advance payment or L/C .
Payment Terms : T/T, L/C ( Sight / 90days ), D/P, Western Union
Origin : Hunan, Tianjin
Sample Availability : Yes
Main Export Markets : India, Indonesia, Thailand, Pakistan, Bangladesh, Iran, Argentina, Turkey

Name: Changsha Yonta Industry Co., Ltd.

Chemsrc Level: Unverified

Product #: 18

Tel: 86-18975107500

Address: Rm.923-924 Huatai Building, No.8 Ziwei Road, Furong District, Changsha, Hunan, 410016, China

Area: China(Mainland)

Contact: Mr. He Zhu

Contact Phone #: +86-731-85352228 85352208 13507405760

Email: yontachem@gmail.com

Website: http://www.hunanchem.com

Major Market: South America, Africa, South-east Asia, Eastern Asia, European countries

Annual Trade Volume: USD3,500,000.-

Foreign Trade % of Salers: 100%

Major partners: CBW-Germany, Double A- Thailand

Detail introduction:
Changsha Yonta Industry Co., Ltd., as a Leading and Professional Wholesaler / Exporter for Chemical Raw Materials in Hunan Province of China, is specialized in Chlorate, Perchlorate, Nitrate and Permanganate Salts for almost two decades. include but not limited to those series of products :

1). Potassium Chlorate, Sodium Chlorate, Barium Chlorate
2). Sodium Perchlorate, Potassium Perchlorate, Ammonium Perchlorate
3). Potassium Nitrate, Barium Nitrate, Lead Nitrate
4). Potassium Permanganate, Sodium Permanganate, Chlorine Dioxide
5). Sodium Silicofluoride, Magnesium Silicofluoride
6). Red Phosphorus, Fomic Acid, Sodium Bicarbonate, Sodium Metabisulphite and Etc.

We bring our experience and knowledge in creating a site where you can venture into market trends, or better yet, visit the endless places for bargain-priced chemicals goods. This wireless medium is not only convenient, it is also your gateway to the different market cultures around the globe.

Outstanding Achievement : Nowadays, we have got the tight and friendly integration with the domestic factories, partners, agents and the esteemed customers abroad in more than 60 countries and regions. In addition, the company's average sales turnover exceeded 3.5 million dollars / per year.

- Our Products Mainly for :
(A). Match / Fireworks / Firecracker Industry
(B). Pulp & Paper Industry
(C). Water Treatment Industry
(D). Glass, Porcelain and Ceramics Industry
(E). Food and Feed Industry

- Contact Person :
Mr. He Zhu - Managing Director
yontachem@gmail.com / yontachem@hotmail.com
sinochem_hz@hotmail.com

Telephone : 86-731-85352228 / 85352208
Desk Fax : 86-731-85352208
Mobile : 86-189-75107500 / 135-07405760

- Legal Office Location :
Rm.1717, North Bldg. No. 368, East 2nd Ring Road (2nd Section), Changsha, Hunan, 410016, China

- 24 Hours Online Service :
Skype : sinochem_hz
Whatsapp : +86 13507405760
Wechat : yonta86