Main Products: sodium metabisulphite ,sodium sulfite anhydrous ,sodium fluoride ,zinc oxide ,rongalite
Factory sodium sulphite na2so3 96%min Competitive Price
USD $300 - $400 /Metric Ton
Min.Order:1 Metric Ton
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Zhuzhou Rongda Chemical Co., Ltd.
Business Type: Trading Company
Zhuzhou Hunan ChinaMain Products: sodium metabisulphite ,sodium sulfite anhydrous ,sodium fluoride ,zinc oxide ,rongaliteProduct Details
Sodium sulphite na2so31.Purity:96%
2.CAS no.:7757-83-7,
3. EINECS no: 231-821-4
4.MF: Na2SO3
5. Appearance: White crytal powder
6. Packing: 25kg compound plastic woven bag with inner polythene liner,
7. Delivery time: within 7 days after received T/T advance.
8. Payment Terms: T/T 30% Advance payment and 70% Cash Against documents
Usage
(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.
(2) Food Grade: In food industry as additive (E223) preservative, antioxidant and antimicrobic for fruits (dried, glazed and candled), vegetables (onions, potatoes, etc.), juices (citrus and grapes) and fish (shrimps and prawns). In silage treatment as antifermentative. In starch and sweeteners production as bacteriostatic.
(3) Photo Grade: In the photographic industry as component of developer bath.
(4) Pharmaceutical Grade : pharmaceutical industry for the production of chloroform, benzene and formaldehyde phenylpropanoid Sulfone
Storage
Sodium sulfite should be stored in a dry and cool place.
Speicificaion
Specification for Industry Grade and Food Grade :
Item | Quality Index | |
Industry Grade | Food Grade | |
Purity ( As Na2SO3) | 96.0% min | 98.0% min |
Sodium sulphate ( SO4) | 2.0% max | 1.0% max |
Chlorides ( As NaCL) | 0.5% max | 0.1% max |
Arsenic ( As ) | - | 0.0002% max |
Heavy metals ( As Pb ) | - | 0.0005% max |
Iron (Fe) | 0.005% max | 0.002% max |
Water insolubles | 0.05% max | 0.02% max |
Packing: 25kg compound plastic woven bag with inner polythene liner,
Why choose us?
Our target is to give you better purchasing experience through this platform and your whole buying history.
Service we can provide:
1.free sample for test. before shipment.
2.Quality control before shipment .
3.Packing according to client’s requirement.
4.Mixed container, we can mix different items in one container.
5. Prompt shipment with right shipping line .
6. Offer best after-sales service
Contact me:
Company Profile:
Rongda Chemical Co.,Ltd is an export-oriented enterprise specialized in producing and marketing zinc-based chemical material. Our head company is Zhuzhou Mingqi Chemical Co.,Ltd .which was established in 2007,famous by the great performance and reputation in domestic chemical market.Actually we are biggest distributor for sodium sulfite in China.
The main products with yearly production capacity as below:
1) Sodium sulfite anhydrous Capacity: 30,000metric tons
2) Zinc sulphate Capacity: 30,000metric tons
3) Zinc oxide Capacity: 30,000metric tons
4) Rongalite Capacity: 20,000metric tons
5) Sodium metabisulphite Capacity: 50,000metric tons
6) Soda ash Capacity: 30,000 metric tons
Rongda is also dedicated to source and supply other quality chemicals to meet customer’s needs.
Rongda is still young,but we will try the best to be your reliable source of chemicals from China.
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