Sodium Metabisulfite Powder Manufacturer and Supplier

Changchun Doris Trading Co., Ltd. has been a reliable source of Sodium Metabisulfite powder for industrial food producers around the world since 2017. Our top-of-the-line product stays pure at ≥96.5% (Na₂S₂O₅) and works well in many situations as an antioxidant, stabilizer, and cleaner. With a SO₂ level of at least 65%, our product stops chemical browning and makes food last longer after it has been processed.

Our quality is always the same, and our FDA, ISO, HALAL, KOSHER, and FSSC standards back that up. Within 7 days, our expert team comes up with unique recipe solutions. After that, production is finished in about 15 days. Whether you need solutions for food preservation or treating water in an industrial setting, we can meet your production needs with a reliable supply, reasonable price, and full expert support.

Why Choose Us?

Certified Quality You Can Trust

To meet international food safety standards, we test every batch of our product very carefully. We have FDA, ISO, HALAL, KOSHER, RSPO, FSSC, and BRC certificates. These certificates make sure that the goods you buy meet global safety standards.

Quality can be tracked from where the raw materials come from to where they are packed at the end. We have strict rules about heavy metals, like keeping the amount of lead below 0.0005% and the amount of arsenic below 0.0001%.

Fast Turnaround and Flexible Supply

Time-sensitive projects need partners who can respond quickly. We keep smart supplies on hand for quick shipping and offer flexible production schedules.

Our simplified processes allow us to deliver unique formulas in just seven days. Normal production runs take about 15 days to finish. You can change the amount you buy to fit your production schedule, so you can get trial batches or large packages.

Global Logistics Excellence

No matter where in the world you are, your Sodium Metabisulfite powder will come on time thanks to our extensive shipping network. We set up land, air, and sea freight transportation based on your budget and how quickly you need it.

Shipping costs go down when you load your container with other food items. Our experienced team clears customs quickly and correctly, with as little papers and delay as possible.

One-Stop Ingredient Sourcing

Get all of your goods from one trustworthy partner to make your supply chain easier. Our catalog has 208 items, so you can combine orders and make managing your suppliers easier.

Most of the time, our customers buy up to 28 different kinds of ingredients from us. This method reduces the cost of buying things, makes sure that all goods are of the same quality, and makes conversation easier. You work with one group that knows all of your development needs.

Technical Support and Market Insights

Our skilled application experts can help you figure out the best amounts of use, storage conditions, and compatibility with other formulations. We help you avoid common problems like oxidation that happens too soon or a mismatch in pH.

We keep an eye on business changes and new customer needs all the time. You can get new flavor ideas that help your goods stay competitive. Our team gives information about the market to help you with your product creation.

Advantages of Sodium Metabisulfite Powder

This chemical, Na2S2O4, CAS No. 7681-57-4, can be used in food processing and other industry settings as an antibacterial, antioxidant, and stabilizer. Labels for food list it as E223, and it stops rusting and makes products last longer.

It stops harmful microbes from growing and keeps the color stable when making drinks. It helps meat makers keep their products looking fresh and stop them from going bad. Better dough preparation and longer preservation times are good for baked goods.

When the molecule is broken down, sulfur dioxide is released, which has strong antibacterial and protective benefits. The quality of your goods stays the same while they are being stored and shipped. The fact that up to 0.7 mg per kg of body weight is a safe daily dose shows that it is safe when used according to the rules.

Sodium metabisulfite is broken down in the liver into sulfate, which is safe for the body and is normally flushed out of the body through urine. However, people who are sensitive should be aware of the possibility of allergic responses. Always put the right information on the label to let people who may be sensitive to sulfite know about it.

It works great as a dechlorination agent in reverse osmosis systems used in industry water treatment. This keeps the membranes intact and makes the tools last longer. It is an important part of Campden tablets, which are used by winemakers and brewers to control fermentation.

Specifications

Item	Standard
Appearance	White or light yellow powder
Content (Na₂S₂O₅)	≥ 96.5%
SO₂ Content	≥ 65%
pH Value	4.0 - 5.0
Heavy Metals (Fe)	≤ 0.003%
Heavy Metals (As)	≤ 0.0001%
Heavy Metals (Pb)	≤ 0.0005%
Clarity	Slightly turbid

Frequently Asked Questions

Q: What is the shelf life of your item?

A: Our product stays safe for one year if it is kept in a cool, dry place below 25°C. Keep packages tightly closed to keep out wetness, which can lower the amount of active SO₂ in them.

Q: Can I use this product in organic food production?

A: Rules depend on the area and the licensing body. We suggest that you talk to your organic certifier because some standards don't allow or limit the use of sulfite. Our team can help you get certified by giving you the paperwork you need.

Q: How should I handle and store this product safely?

A: Keep it away from acids and other things that oxidize in a cool, dry place with good air flow. Put on the right safety gear, like gloves that can handle chemicals and safety glasses. Make sure there is enough air flow to keep SO₂ from building up.

Q: What is your minimum order quantity?

A: We offer flexible order quantities to accommodate both trial runs and bulk production needs. Contact our sales team to discuss your specific requirements and receive a customized quotation.

Q: Do you provide technical support for formulation development?

A: Yes, our application specialists offer comprehensive technical guidance. We help determine optimal dosage levels, advise on compatibility with other ingredients, and troubleshoot formulation challenges.

Q: How does your product compare to potassium metabisulfite?

A: Both compounds release SO₂ and serve similar functions. Sodium metabisulfite offers better solubility and cost-effectiveness for most applications. Your choice depends on specific formulation requirements and sodium content considerations.