Sodium and potassium metabisulfite
Reducing agents, preservatives and oxygen scavengers used in water treatment, food, beverage, chemical synthesis and process control.
Manufacturer overview
Esseco sulfur chemistry and industrial products
Esseco is a global manufacturer focused on sulfur chemistry and related inorganic products. In North America, Esseco USA supports customers with sulfur-dioxide derivatives and complementary inorganic chemicals used across food, water treatment, industrial processing and specialty manufacturing.
This page is built to help Lowe Chemical customers search by manufacturer, distributor need, product name, CAS number, SDS, TDS, chemistry family, application and industry.
Sodium metabisulfite
Potassium metabisulfite
Sodium sulfite
Sodium thiosulfate
Sodium hydrosulfite
Potassium salts
SDS / TDS support
Fast quote checklist
- Product name or CAS number
- Grade, specification or application
- Package size and annual volume
- Ship-to city, state and delivery timing
- SDS, TDS, COA or regulatory needs
Product categories
Esseco product families
Use these categories to narrow the right chemistry for your process, formulation or purchasing request.
Sodium sulfite products
Food, photo, technical and catalyzed sodium sulfite grades for dechlorination, oxygen removal, pulp and paper, photo processing and specialty manufacturing.
Sodium thiosulfate products
Anhydrous and pentahydrate thiosulfate grades used in photographic fixing, dechlorination, mining, water treatment, iodometry and chemical processing.
Sodium hydrosulfite
Strong reducing chemistry commonly used in textile bleaching, pulp and paper, dye reduction, kaolin clay, mineral processing and specialty industrial applications.
Ammonium and potassium carbonates
Ammonium bicarbonate, ammonium carbonate, potassium carbonate and potassium bicarbonate for food, feed, pH control, leavening, buffering and industrial use.
Sodium allyl sulfonate and potassium hydroxide
Specialty sulfonates and caustic potash grades used in polymerization, surfactants, metal treatment, chemical manufacturing and formulation work.
Product finder
Esseco product finder table
CAS numbers and specifications can vary by grade, region and regulatory document. Confirm the exact product and grade against the current SDS, TDS and certificate of analysis before purchasing.
| Product name | Common chemistry / family | CAS number where applicable | Specifications / grade notes | Common applications | Documentation targets |
|---|---|---|---|---|---|
| Sodium Metabisulfite NF / Food and Photo Grade | Metabisulfite / disodium disulfite | 7681-57-4 | NF, food, photo or FCC-oriented grade references may apply; white granular, water-soluble reducing agent. | Food processing, beverage, oxygen scavenging, chlorine removal, photo processing, chemical manufacturing. | SDS, TDS, specification sheet, COA, food-grade documents |
| Sodium Metabisulfite Technical Grade | Metabisulfite / disodium disulfite | 7681-57-4 | Technical grade; commonly supplied as free-flowing white to slightly yellow granular crystals. | Boiler water treatment, wastewater dechlorination, reducing agent, oxygen scavenger, industrial processing. | SDS, TDS, specification sheet, COA |
| Potassium Metabisulfite Food Grade | Potassium metabisulfite | 16731-55-8 | Food-grade potassium metabisulfite; water-soluble reducing and sulfonating agent. | Food and beverage processing, wine, chemical process, surfactants, polymerization, preservation. | SDS, TDS, food-grade specification, COA |
| Sodium Sulfite Food / HP and Photo Grade | Sodium sulfite | 7757-83-7 | Food, high-purity and photo grades; grade-specific assay and insolubles. | Photo processing, food processing, deoxygenation, dechlorination, water treatment, pulp and paper. | SDS, TDS, specification sheet |
| Sodium Sulfite Technical Grade | Sodium sulfite | 7757-83-7 | Technical grade sodium sulfite for industrial use. | Oxygen scavenging, chlorine removal, pulp and paper, textile processing, chemical manufacturing. | SDS, TDS, specification sheet |
| Catalyzed Sodium Sulfite | Sodium sulfite with catalyst system | 7757-83-7 plus grade-specific additives | Catalyzed grade for accelerated oxygen scavenging; confirm catalyst and regulatory status by SDS. | Boiler water treatment, oxygen removal, closed-loop water systems. | SDS, TDS, specification sheet |
| Catalyzed Sodium Sulfite Plus | Sodium sulfite with enhanced catalyst system | Grade-specific | Enhanced catalyzed sulfite product; details depend on current product documentation. | Boiler water treatment and oxygen scavenging applications requiring faster response. | SDS, TDS, specification sheet |
| Decharacterized Sodium Sulfite | Sodium sulfite | 7757-83-7 | Decharacterized grade; confirm intended use and regulatory requirements. | Industrial dechlorination, reducing applications, specialty processing. | SDS, TDS, specification sheet |
| Sodium Thiosulfate Anhydrous Photo Grade | Sodium thiosulfate | 7772-98-7 | Anhydrous photo-grade material; grade-specific purity and assay. | Photo processing, dechlorination, iodometry, mining, chemical processing. | SDS, TDS, specification sheet |
| Sodium Thiosulfate Pentahydrate HP | Sodium thiosulfate pentahydrate | 10102-17-7 | High-purity pentahydrate grade; water-soluble crystalline material. | Water treatment, dechlorination, analytical chemistry, chemical manufacturing. | SDS, TDS, specification sheet |
| Sodium Thiosulfate Pentahydrate Photo Grade | Sodium thiosulfate pentahydrate | 10102-17-7 | Photo-grade pentahydrate; confirm assay, clarity and insolubles by spec. | Photographic fixing, imaging, dechlorination, industrial processing. | SDS, TDS, specification sheet |
| Sodium Hydrosulfite E Grade | Sodium dithionite / sodium hydrosulfite | 7775-14-6 | Strong reducing agent; moisture and heat sensitivity require careful handling. | Textiles, pulp and paper, dye reduction, kaolin clay, mineral processing, chemical manufacturing. | SDS, TDS, handling guidance, specification sheet |
| Sodium Allyl Sulfonate 25% Solution | Sodium allyl sulfonate solution | 2495-39-8 | Aqueous 25% solution; confirm inhibitor, assay and storage details by TDS. | Polymerization, emulsion polymers, surfactants, plating additives, specialty monomers. | SDS, TDS, specification sheet |
| Sodium Allyl Sulfonate 35% Solution | Sodium allyl sulfonate solution | 2495-39-8 | Aqueous 35% solution; grade-specific concentration and impurity profile. | Polymerization, surfactants, water treatment polymers, specialty chemical synthesis. | SDS, TDS, specification sheet |
| Ammonium Bicarbonate Treated Food Grade | Ammonium bicarbonate | 1066-33-7 | Treated food-grade material; leavening and processing applications. | Bakery, food processing, pharmaceuticals, specialty chemical processing. | SDS, food-grade specification, TDS, COA |
| Ammonium Bicarbonate Untreated Food Grade | Ammonium bicarbonate | 1066-33-7 | Untreated food-grade material; confirm granulation and food compliance documentation. | Food leavening, baking, pharmaceutical and industrial processing. | SDS, food-grade specification, TDS, COA |
| Ammonium Carbonate Lump | Ammonium carbonate | 506-87-6 | Lump form; grade-specific composition and ammonia content. | Food processing, leavening, smelling salts, pH adjustment, specialty uses. | SDS, TDS, specification sheet |
| Potassium Bicarbonate FFQ Food Grade | Potassium bicarbonate | 298-14-6 | Food-grade potassium bicarbonate; confirm FFQ grade details by specification. | Food processing, pH control, potassium source, fire suppression, buffers. | SDS, food-grade specification, TDS |
| Potassium Carbonate Food Grade | Potassium carbonate | 584-08-7 | Food-grade potassium carbonate; grade-specific assay and impurities. | Food processing, cocoa alkalization, pH control, glass, detergents, specialty formulations. | SDS, TDS, specification sheet, COA |
| Potassium Carbonate Technical Grade | Potassium carbonate | 584-08-7 | Technical grade potassium carbonate for industrial applications. | Glass, detergents, catalysts, pH control, chemical manufacturing, oilfield. | SDS, TDS, specification sheet |
| Potassium Carbonate Feed Grade | Potassium carbonate | 584-08-7 | Feed-grade material; confirm feed compliance and regional requirements. | Animal nutrition, feed manufacturing, pH adjustment. | SDS, feed-grade specification, TDS |
| Potassium Hydroxide Flake | Caustic potash / potassium hydroxide | 1310-58-3 | Flake caustic potash; highly alkaline and hygroscopic. | Chemical manufacturing, soaps and detergents, batteries, pH control, biodiesel, metal cleaning. | SDS, TDS, specification sheet |
| Calcium Propionate | Calcium salt of propionic acid | 4075-81-4 | Food or feed preservative grade may be available; confirm grade and compliance. | Bakery preservation, feed preservation, mold inhibition, food processing. | SDS, TDS, food/feed specification |
Note: CAS numbers above are provided for search and preliminary identification. Always confirm the current CAS, grade designation, regulatory status, assay, purity, packaging and safety classification using the manufacturer SDS/TDS and lot-specific COA.
SDS / TDS resources
Documentation support for Esseco products
Lowe Chemical can help customers request current documentation by product, grade, country format and end use.
SDS requests
Request current safety data sheets by product name, CAS number, language and regional format.
TDS requests
Request technical data sheets for assay, physical properties, handling, storage and application guidance.
Specifications
Confirm purity, assay, particle size, moisture, insolubles, concentration and packaging where available.
Regulatory support
Ask for COA, food/feed documentation, kosher/halal support where available and country-specific SDS files.
Applications
Applications that drive Esseco demand
Esseco products are often selected when buyers need reducing chemistry, oxygen scavenging, dechlorination, sulfonation, preservation, buffering, pH control, photographic processing, mineral processing or food-grade inorganic support.
- Oxygen scavenging
- Wastewater dechlorination
- Boiler water treatment
- Food preservation
- Wine and beverage processing
- Chemical sulfonation
- Surfactant production
- Polymerization
- Photo processing
- Textile bleaching
- Pulp and paper
- Mining and mineral processing
Industries served
Industrial markets for Esseco products
Water and wastewater treatment
Sulfites, metabisulfites and thiosulfates support chlorine removal, oxygen control and reducing-agent needs.
Food and beverage
Food-grade metabisulfites, carbonates, bicarbonates and preservatives support preservation, leavening, pH control and processing.
Chemical manufacturing
Sulfur derivatives support sulfonation, reduction, polymerization, surfactant production and specialty intermediates.
Pulp, paper and textiles
Sodium hydrosulfite, sulfites and related products support bleaching, dye reduction, deinking and processing.
Photography and imaging
Sodium thiosulfate and sulfite products have long-standing use in photographic fixing and imaging chemistry.
Mining, metals and oilfield
Thiosulfates, sulfites, potassium salts and caustic potash support mineral processing, pH control, metal treatment and industrial service chemistries.
Alternatives and related products
Related products Lowe Chemical can help compare
When Esseco availability, grade, packaging or chemistry does not match the application, Lowe Chemical can help evaluate related reducing agents, inorganic salts and compatible substitutes.
Request pricing
Request an Esseco quote
Send the product name, CAS number, grade, volume, packaging and destination. Lowe Chemical will help review availability, documentation and quote options.
- Pricing for spot, recurring or annual demand
- SDS, TDS, specification and COA routing
- Food, feed, technical or photo grade review
- Package-size and logistics support
- Alternative chemistry review when needed
Quote form
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FAQs
Esseco supplier FAQs
Can Lowe Chemical help source Esseco products?
Yes. Lowe Chemical can help customers request pricing, availability, SDS, TDS, specifications, COAs and packaging support for Esseco and Esseco USA products.
What Esseco products are commonly requested?
Common requests include sodium metabisulfite, potassium metabisulfite, sodium sulfite, sodium thiosulfate, sodium hydrosulfite, sodium allyl sulfonate, ammonium bicarbonate, potassium carbonate, potassium bicarbonate and potassium hydroxide.
What is the CAS number for sodium metabisulfite?
Sodium metabisulfite is commonly identified by CAS 7681-57-4. Confirm the exact grade and CAS information against the current SDS before ordering.
What is sodium metabisulfite used for?
Typical uses include oxygen scavenging, dechlorination, reducing-agent applications, food and beverage processing, chemical manufacturing and photo processing.
What is potassium metabisulfite used for?
Potassium metabisulfite is used as a reducing and sulfonating agent, with applications in food, beverage, chemical processes, surfactants and polymerization.
Can you help with SDS and TDS searches?
Yes. Lowe Chemical can help route current SDS, TDS, specification sheets, certificates and regulatory documents when available for the requested product and region.
Can you quote food-grade or technical-grade material?
Yes. Include the grade, application, package size, destination, timing and annual volume so Lowe Chemical can review the correct document set and quote path.
What should I include in an Esseco quote request?
Include product name, CAS number if known, grade, quantity, package size, delivery location, timing and any SDS, TDS, specification, food, feed or regulatory requirements.
Need Esseco products, documents or alternatives?
Send Lowe Chemical the product, CAS number, grade, application and volume. We will help connect the product need with pricing, documentation and sourcing options.