Struggling to find the right insoluble sulfur supplier for your business? With so many factories and manufacturers out there, it’s easy to feel overwhelmed—or worry about making the wrong choice. The quality and reliability of your supplier can make or break your operations. Choosing wisely means better consistency, improved product performance, and fewer headaches down the line. Ready to discover the top factories that stand out from the rest? Read on to find your perfect match!

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Top 10 Insoluble sulfur supplier in the World 2025

Product Details:
Insoluble sulfur, CAS: 9035-99-8, used primarily in the rubber industry as a vulcanizing agent to enhance durability and mechanical properties of rubber products. Also available as elemental sulfur (CAS: 7704-34-9) for broader industrial applications.

Technical Parameters:
– Purity: 99% and above
– Hazard Class: 4.1, Packing Group: III
– Molecular Formula: S, Molecular Weight: 32.065
– Non-blooming characteristic, available in oil-extended form for improved

Application Scenarios:
– Tire manufacturing
– Rubber manufacturing and vulcanization processes
– Industrial use in rubber pipes, cables, footwear, and synthetic rubber products
– Other chemical processes including sulfuric acid and petroleum refining (for

Pros:
– Enhances strength, durability, and wear resistance of rubber products
– Ensures good heat stability and prevents sulfur migration in tires
– Widely available from multiple suppliers with high purity levels
– Supports sustainable and eco-friendly manufacturing practices

Cons:
– Hazardous material requiring careful handling and GHS classification
– Limited primarily to rubber industry or non-medical applications
– Potential environmental concerns related to production processes
– Volatility in raw material prices and risk of supply chain disruptions

Insoluble sulfur manufacturers and suppliers – chemicalbook

Product Details:
Insoluble sulfur (CAS: 9035-99-8, MF: S, MW: 32.065) offered by multiple suppliers, primarily from China, as well as the United States, Germany, and India. The product is available in high purity (up to 99%) and is typically packaged in 25KG, 5KG, or 1KG containers. Suppliers include traders, reagent companies, service providers, and manufacturers.

Technical Parameters:
– Purity: up to 99%
– Packaging: 25KG; 5KG; 1KG
– Chemical formula: S
– Molecular weight: 32.065

Pros:
– High purity available (up to 99%)
– Multiple packaging options to suit various industrial needs
– Multiple suppliers with enterprise certification and gold membership
– Suppliers from various regions, allowing for flexible sourcing

Cons:
– Safety concerns as indicated by GHS hazard pictograms, classified as hazardous
– Detailed application scenarios and product-specific advantages not provided on

Sulfur Suppliers USA

Product Details:
Sulfur and sulfur-containing chemicals offered in various forms such as powder, solutions, and compounds for laboratory and industrial applications.

Technical Parameters:
– Available in different purity grades (analytical, reagent, technical)
– Supplied as powder, granules, or solution forms
– Packaged in various unit sizes (e.g., grams, kilograms)
– CAS numbers and chemical formula provided for each product

Application Scenarios:
– Research and laboratory analysis
– Chemical synthesis and manufacturing
– Pharmaceutical and agrochemical production
– Water treatment and environmental testing

Pros:
– Wide selection of sulfur compounds from multiple suppliers
– Different purity grades suitable for diverse industries
– Clear product identification via CAS numbers and specifications
– Flexible packaging and order quantities

Cons:
– Technical data sheets or MSDS not always readily accessible
– Pricing and detailed lead times often require direct inquiry

Sulfur (Cas 7704-34-9 ) | Trusted Global Chemical Supplier

Product Details:
Sulfur (CAS: 7704-34-9, Formula: S), also known as brimstone, sulfur flower, sublimed sulfur, wettable powder sulfur, insoluble sulfur, precipitated sulfur, and other synonyms. Parchem supplies sulfur in powder form, with typical usage in industrial and chemical processes.

Technical Parameters:
– Molecular weight: 32.07
– Melting point: 114°C
– Boiling point: 445°C
– Density: 2.36 g/cm³
– Form: Powder
– Color: Yellow
– Water solubility: Insoluble
– Flash Point: 168°C
– Vapor pressure: 1 mm Hg at 183.8°C
– Solubility: 1g/5mL in carbon disulfide

Application Scenarios:
– Sulfuric acid manufacturing
– Petroleum refining
– Production of dyes, chemicals, explosives, and gunpowder
– Fungicide, acaricide, insecticide uses
– Rubber vulcanization and plastics processing
– Pulp and paper manufacturing
– Soil conditioning and bleaching in wood pulp/textile industries
– Water treatment (precipitant for heavy metal removal)
– Component in pharmaceuticals and cosmetics
– Closure-sealing gaskets and food packaging adhesives

Pros:
– Versatile with a broad range of industrial applications
– Essential material for processes such as sulfuric acid manufacturing and rubber
– Stable chemical properties (high melting and boiling point, insoluble in water)
– Available in powder form for convenient industrial usage

Cons:
– Insoluble in water, limiting its direct use in aqueous formulations
– Handling powdered chemical may pose dust-related safety concerns
– High flammability (flash point of 168°C) requires careful storage

Wholesale Rubber Insoluble Sulphur Manufacturers, Suppliers

Product Details:
Insoluble sulphur OT-20/OT-33 is a type of vulcanizing agent used in the rubber industry. It is supplied by Donghai, and available for wholesale as a key rubber auxiliary for vulcanization processes.

Application Scenarios:
– Used in the production of rubber goods requiring vulcanization.
– Applied in manufacturing of tires and other rubber-based products.

Pros:
– Offered in bulk/wholesale quantities.
– Specialized for vulcanizing processes in the rubber industry.

Insoluble sulfur (CAS No. 9035-99-8) Suppliers @ ChemicalRegister.com

Product Details:
Insoluble sulfur offered by the company is primarily used as a vulcanizing agent in the rubber industry. The product is available in different grades and forms to suit various industrial applications.

Technical Parameters:
– Available in various grades (such as high thermal stability grade, oil-treated
– Powder and granular forms
– Sulfur content: typically around 99%
– Oil content may vary according to client specification

Application Scenarios:
– Tire manufacturing
– Rubber hose and conveyor belt production
– Rubber shoe soles
– Other rubber goods requiring improved vulcanization

Pros:
– Prevents sulfur migration and blooming during rubber processing
– Improves the quality and performance of rubber products
– Enables more uniform vulcanization

Cons:
– Requires specific storage and handling conditions to maintain product stability
– May be more expensive compared to regular sulfur

Insoluble sulfur – Sale from Quality Suppliers – Guidechem

Product Details:
The primary product featured is Dextranase (CAS No. 9035-99-8), an enzyme used to catalyze the hydrolysis of dextran. It is supplied by various chemical and biological reagent providers, with available forms ranging from powder to liquid for use in laboratory, industrial, and research applications.

Technical Parameters:
– CAS No.: 9035-99-8
– Appearance: Powder or liquid
– Enzyme activity: Specified in units by individual suppliers (exact value varies)
– Purity: Stated as high, with options for research or industrial grade

Application Scenarios:
– Used in the sugar industry to reduce viscosity and prevent the formation of
– Applied in biotechnology and research laboratories for the breakdown of dextran
– Utilized in food and pharmaceutical industries for the processing and

Pros:
– Improves efficiency in sugar production by reducing dextran content
– Available in different grades and forms for versatile applications
– Enables efficient dextran hydrolysis in various research and industrial contexts

Cons:
– Activity and purity may vary between suppliers, potentially requiring validation
– Handling requires enzyme-specific storage and stability considerations

Global Insoluble Sulfur Manufacturers & Suppliers List | Trademo

Product Details:
Insoluble sulfur, supplied by global manufacturers and suppliers, with access to details on shipment activities, trade volumes, and trading partners.

Application Scenarios:
– Used by companies seeking to discover and evaluate international insoluble
– Applicable for procurement teams needing shipment data and trade insights on

Pros:
– Provides access to shipment data and global supplier information.
– Enables detailed analysis of trade volumes and trading partners.
– Supports market intelligence for procurement and sales.

Cons:
– No direct technical specifications or product quality information provided.
– Actual insoluble sulfur product details and parameters not listed.

Insoluble sulfur Companies suppliers manufacturers exporters

Insoluble sulfur – Nynas

Comparison Table

Company	Product Details	Pros	Cons	Website
Top 10 Insoluble sulfur supplier in the World 2025	Insoluble sulfur, CAS: 9035-99-8, used primarily in the rubber industry as a	Enhances strength, durability, and wear resistance of rubber products Ensures	Hazardous material requiring careful handling and GHS classification Limited	www.sourcifychina.com
Insoluble sulfur manufacturers and suppliers – chemicalbook	Insoluble sulfur (CAS: 9035-99-8, MF: S, MW: 32.065) offered by multiple	High purity available (up to 99%) Multiple packaging options to suit various	Safety concerns as indicated by GHS hazard pictograms, classified as hazardous	www.chemicalbook.com
Sulfur Suppliers USA	Sulfur and sulfur-containing chemicals offered in various forms such as powder,	Wide selection of sulfur compounds from multiple suppliers Different purity	Technical data sheets or MSDS not always readily accessible Pricing and	www.americanchemicalsuppliers.com
Sulfur (Cas 7704-34-9 )	Trusted Global Chemical Supplier	Sulfur (CAS: 7704-34-9, Formula: S), also known as brimstone, sulfur flower,	Versatile with a broad range of industrial applications Essential material for	Insoluble in water, limiting its direct use in aqueous formulations Handling
Wholesale Rubber Insoluble Sulphur Manufacturers, Suppliers	Insoluble sulphur OT-20/OT-33 is a type of vulcanizing agent used in the rubber	Offered in bulk/wholesale quantities. Specialized for vulcanizing processes in		www.yg-1.com
Insoluble sulfur (CAS No. 9035-99-8) Suppliers @ ChemicalRegister.com	Insoluble sulfur offered by the company is primarily used as a vulcanizing	Prevents sulfur migration and blooming during rubber processing Improves the	Requires specific storage and handling conditions to maintain product	www.chemicalregister.com
Insoluble sulfur – Sale from Quality Suppliers – Guidechem	The primary product featured is Dextranase (CAS No. 9035-99-8), an enzyme used	Improves efficiency in sugar production by reducing dextran content Available	Activity and purity may vary between suppliers, potentially requiring	www.guidechem.com
Global Insoluble Sulfur Manufacturers & Suppliers List	Trademo	Insoluble sulfur, supplied by global manufacturers and suppliers, with access	Provides access to shipment data and global supplier information. Enables	No direct technical specifications or product quality information provided
Insoluble sulfur Companies suppliers manufacturers exporters				chemicalbusinessdirectory.com
Insoluble sulfur – Nynas				www.nynas.com

Frequently Asked Questions (FAQs)

What qualities should I look for in an insoluble sulfur supplier or manufacturer?

Look for suppliers with consistent product quality, reliable delivery times, proper certifications (like ISO), and responsive customer service. Experience in the rubber or tire industry is also a plus. Good suppliers are transparent about their processes and open to answering your questions.

How can I verify the credibility of an insoluble sulfur manufacturer?

Check their official certifications, customer reviews, and years of operation. Ask for references, samples, and details about their client base. Well-established manufacturers often have robust online presence and are open to site visits or audits.

What factors affect the price when choosing an insoluble sulfur supplier?

Prices depend on product grade, order quantity, packaging, shipping costs, and specific contract terms. Additional services such as tailored formulations may also influence pricing. Always get a detailed quote and ask about minimum order requirements.

How important is product quality consistency in insoluble sulfur supply?

Extremely important—variation in product quality can impact your manufacturing process and final product performance. Always request certificates of analysis, batch consistency data, and conduct your own quality tests on samples before finalizing a supplier.

What are typical shipping and packaging options for insoluble sulfur from manufacturers?

Manufacturers usually offer different packaging sizes, such as bags, drums, or bulk containers to suit your production needs. Shipping options include air, sea, or road freight depending on location and urgency. Always confirm packaging meets your handling and storage requirements.