| CAS No.: | 7681-57-4 |
|---|---|
| Formula: | Na2s2o5 |
| EINECS: | 231-673-0 |
| Certification: | CCIC, CIQ, RoHS, ISO |
| Purity: | 90%~99% |
| Type: | Sodium Sulfate |
| Samples: |
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| Customization: |
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Qingdao Tianya is the leading manufacturer and supplier of Sodium Metabisulfite (SMBS) in China. We produce and supply high quality Sodium Metabisulfite food grade and Sodium Metabisulfite technical grade products with rich experience.
Sodium Metabisulfite is a kind of sodium salt, it is a kind of inorganic compound, also called Sodium Pyrosulfite or spelled as Sodium Metabisulphite. The product is white or slightly yellow crystalline powder, with a gentle or heavy smell of SO2. Sodium metabisulfite plays important roles in modern industries as a preservative, bleaching agent, leavening agent, antioxidant, color fixative, mold inhibitor, coagulant, dechlorinate agent, cotton fabric cooking agent, reductant, mineral processing agent, concrete water reducing agent, etc.. The product can also be used for the production of sodium hydrosulfite, chloroform, phenylpropylsulfone, benzaldehyde, sulfamethazine, metamizole, caprolactam, and etc..
Applications of Sodium Metabisulfite
Preservative, bleaching agent and antioxidant in food industry.
Water treatment as reductant.
Bleaching agent for textile fibers, paper pulps.
Printing and dyeing industry as a dechlorinating agent and cotton scouring agent.
Ore dressing agent in mining industry.
Fixative ingredients in photographic industry.
Production of oral, topical and parenteral pharmaceutical products
Solubilizing and acidifying agent for leather industry.
Rubber industry as coagulator.
Anticorrosion and bleaching treatment in wooden products.
Producing concrete water reducing agents in construction industry.
Sodium Metabisulfite Food Grade Specifications
| Items | Specification | Testing Result |
| Purity (As Na2S2O5 ) | 97% Min | 97.89% |
| Sulfur Dioxide (SO2) | 65% Min | 66.49% |
| Heavy Metal (Pb) | 0.0005% Max | 0.0001% |
| Arsenic (As) | 0.0001% Max | 0.00006% |
| Selenium (Se) | 0.0005% Max | 0.00001% |
| Iron (Fe) | 0.002% Max | 0.001% |
| Water Insoluble | 0.02% Max | 0.01% |
| PH Value | 4.0-4.8 | 4.4 |
| Items | Specification | Testing Result |
| Purity (As Na2S2O5 ) | 97% Min | 97.35% |
| Sulfur Dioxide (SO2) | 65% Min | 66.43% |
| Iron (Fe) | 0.005% Max | 0.001% |
| Arsenic (As) | 0.0001% Max | 0.00006% |
| Water Insoluble | 0.05% Max | 0.01% |
| PH Value | 4.0-4.8 | 4.4 |
Packaging: 25 Kg plastic woven bag with PE inner/jumbo bag.
Customerized packaging & label is accepted.
Shipping: by sea or railway upon available.
Lead time: within 7 to 10 days after order confirmation.
Qingdao Tianya Chemical Co., Ltd is the leading manufacturer and supplier of Sodium Metabisulfite, Sodium Bicarbonate, Polyaluminium Chloride (PAC), Sodium hydroxide (Caustic Soda Flakes) and other products in China, we produce and supply high quality water treatment products with over 20 years production experience and wide application fields. We are adjacent to China's biggest sea salt, soda ash, bromine, and refinery bases. Tianya Chemical owns an independent technology R&D institution, based on the development of circular economy and new energy economy, ensuring sustainable development of the company.
The company has unique location advantage, cost advantage, and resource advantage, relying on advanced production processes, the environmentally friendly system has been established. With perfect production management and sound quality assurance system, we produce and supply full grades of whole range of products: sodium metabisulfite food grade, sodium metabisulfite industrial grade, Sodium Bicarbonate, Polyaluminium Chloride (PAC) for waste water and drinking water treatment, sodium hydroxide (Caustic Soda Flakes). Excellent raw materials make our products stable quality, the products are supplied to international and domestic markets, and the exported products occupy 70% of the whole production capacity.
Our products can be widely used for various industries with excellent performance: food industry, water treatment, mining, textile and paper industries, photographic and leather industries, etc.. We have complete qualifications, ISO, Halal, Kosher, and food production licensing are available, and the products are exported to over 100 countries and areas.
Tianya has strong technical strength and advanced equipment for sodium metabisulfite products, ensuring the production and quality of products. We pursue the company culture of People, Environment, Innovation & Mission, growing together with customers as the company philosophy, and constantly supply excellent products and satisfactory service to customers.
1. What is MOQ of Tianya's sodium metabisulfite products?
Our MOQ of sodium metabisulfite is 1 ton, anyway, based cost-effective, we recommend the MOQ of one 20' container.
2. How long is the lead time of your sodium metabisulfite products?
We always keep regular quantity of stock goods, and we produce fresh sodium metabisulfite goods based customers' orders. We prepare goods and book shipping within one week, usually goods can be delivered within 7 to 10 days after order confirmation.
3. How long can I receive your reply after I send an inquiry of sodium metabisulfite or ask some questions?
We can reply to you within 2 hours during working hours, within 24 hours during nonworking time.
4. What certifications has Tianya's sodium metabisulfite products got?
Our sodium metabisulfite products have got the certifications of Halal, Kosher, ISO, NSF, etc..
5. What kinds of payment terms do you accept?
We can accept the common payment terms TT, L/C, DP, DA, etc..
6. What is the price of sodium metabisulfite?
The price of sodium metabisulfite is influenced by some factors, such as raw materials, freight, exchange rate, off-season and peak-season, etc..
7. How long is the shelf life of sodium metabisulfite?
The shelf life of sodium metabisulfite is 2 years under the premise of following storage rules.
8. What is the standard package of your sodium metabisulfite products?
Our standard package of sodium metabisulfite products are 25 Kg bag, or jumbo bag. Jumbo bags includes 1000 Kg, 1100 kg, 1200 Kg, 1250 kg bag.
9. Can you accept customized packages and labels?
Yes, we can supply customized packages and labels based customers' requirements.
10. How many tons of sodium metabisulfite can one container load?
For sodium metabisulfite products loading, 20' container is recommended.
One 20' container can load 27 tons sodium metabisulfite without pallet, 25 tons with pallet. Anyway, during actual loading, we remind customers to note limited max weight regulated by local road transportation and/or destination ports.
11. What kinds of pallets can you supply if necessary?
For sodium metabisulfite products, we supply the two kinds of standard pallets: plywood pallets and wooden pallets. Customers also can specify their preferred pallets types.
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