Kolkata Chemical: Your Trusted Potassium Persulfate Supplier

Kolkata Chemical: Your Trusted Potassium Persulfate Supplier

In the bustling city of Kolkata, there is a distinguished chemical company that stands out as a leading supplier, manufacturer, and distributor of potassium persulfate in India. With a strong commitment to quality, reliability, and customer satisfaction, Kolkata Chemical has established itself as a trusted name in the industry. 

Product Information:

  • CAS Number: 7727-21-1
  • Formula: K2S2O8
  • Product Description: Kolkata Chemical provides high-quality, pure, and finely powdered potassium persulfate. With excellent oxidizing properties, it finds versatile applications across numerous industries.
  • Usage and Application:  Potassium persulfate (K2S2O8) is a powerful oxidizing agent with a wide range of applications across different sectors. It is a white, crystalline compound that is soluble in water. Here are the detailed applications and uses of potassium persulfate in various sectors:
    1. Polymer Industry:
      • Polymerization Initiator: Potassium persulfate is commonly used as a polymerization initiator in the production of various polymers, including acrylics, vinyl polymers, and styrene-butadiene rubber. It initiates the polymerization reaction by generating free radicals, leading to the formation of polymer chains.
      • Crosslinking Agent: Potassium persulfate can be employed as a crosslinking agent in the production of crosslinked polymers. It promotes the formation of chemical bonds between polymer chains, enhancing the mechanical properties, stability, and heat resistance of the final product.
    2. Water Treatment:
      • Oxidizing Agent: Potassium persulfate is utilized as an oxidizing agent in water treatment processes. It helps remove organic contaminants and pollutants by breaking down their chemical structure through oxidation reactions.
    3. Electronics Industry:
      • Printed Circuit Board Etching: Potassium persulfate is commonly used in the etching of printed circuit boards (PCBs). It selectively removes the copper layer from the PCB, creating circuit patterns and traces.
    4. Textile Industry:
      • Bleaching Agent: Potassium persulfate can be employed as a bleaching agent in the textile industry. It helps remove colorants, stains, and impurities from fabrics, improving their appearance.
      • Desizing Agent: Potassium persulfate is used in the desizing process, which involves the removal of sizing agents from textiles. It breaks down the starch or synthetic sizing materials, facilitating their removal.
    5. Cosmetics and Personal Care Products:
      • Hair Bleaching: Potassium persulfate is a key ingredient in hair bleaching powders and creams. It helps lighten the natural color of hair by oxidizing melanin pigments.
    6. Chemical Synthesis:
      • Oxidation Reactions: Potassium persulfate is utilized in various chemical synthesis reactions as an oxidizing agent. It enables the conversion of one compound into another by transferring oxygen atoms.
    7. Laboratory Applications:
      • Analytical Chemistry: Potassium persulfate is used in analytical chemistry for oxidative reactions and titrations. It is particularly useful in the determination of reducing agents and organic compounds.
      • Stain Removal: Potassium persulfate can be employed as a stain-removing agent in laboratory settings. It helps remove organic stains, such as those caused by dyes or biological materials.
    8. Environmental Applications:
      • Soil Remediation: Potassium persulfate is used in soil remediation processes to degrade organic contaminants in contaminated soils. It promotes the oxidation and breakdown of the contaminants, reducing their toxicity.
      • Groundwater Treatment: Potassium persulfate can be applied for the in situ chemical oxidation of groundwater. It helps remediate contaminated groundwater by oxidizing organic pollutants.
    9. Adhesive and Sealant Industry:
      • Curing Agent: Potassium persulfate is used as a curing agent in the production of certain adhesives and sealants. It initiates the crosslinking process, leading to the formation of a strong and durable bond.
    10. Pharmaceutical Industry:
      • Drug Synthesis: Potassium persulfate finds applications in pharmaceutical drug synthesis. It can be used as an oxidizing agent in the synthesis of specific compounds.
    11. Other Applications:
      • Photography: Potassium persulfate is used in certain photographic processes, such as the preparation of emulsion-based films and papers.
      • Battery Electrolyte Additive: Potassium persulfate can be added to electrolyte solutions in batteries to improve their performance and stability.
      • Hair Care Products: Potassium persulfate is used in some hair care products, such as hair dye removers and color correction products.

Product Parameters:

  • Grade Standard: Industrial Grade
  • Certification: ISO 9001:2015 Certified
  • Purity: Above 99%
  • Appearance: Fine White Powder


  • Chemical Name: Potassium persulfate
  • Molecular Weight: 270.32 g/mol
  • pH Value: 6.0 – 7.0 (1% aqueous solution)
  • Assay: ≥ 99%
  • Moisture Content: ≤ 0.15%
  • Insoluble Matter: ≤ 0.02%
  • Chloride (Cl): ≤ 0.005%
  • Iron (Fe): ≤ 0.001%
  • Heavy Metals (as Pb): ≤ 0.001%

Our Advantages:

  1. Quality Assurance: We adhere to stringent quality standards, ensuring that our potassium persulfate meets the highest industry benchmarks.
  2. Extensive Industry Experience: With years of experience, Kolkata Chemical possesses in-depth knowledge and expertise in catering to diverse customer requirements.
  3. Timely Delivery: We prioritize prompt delivery to ensure that our customers receive their orders on time, every time.
  4. Excellent Customer Support: Our dedicated customer support team is always ready to assist you, providing technical guidance and tailored solutions.

Company Information: As a prominent chemical company based in Kolkata, Kolkata Chemical has earned a solid reputation for its commitment to quality and customer satisfaction. With a state-of-the-art manufacturing facility, they are capable of meeting both domestic and international demands.

Packing: To accommodate various needs, potassium persulfate from Kolkata Chemical is available in multiple packaging options, including 25 kg bags and 500 kg jumbo bags. Customized packaging solutions are also available upon request.

Plant Area: Kolkata Chemical’s expansive manufacturing facility in Kolkata spans a considerable plant area, allowing them to meet the growing demands of the market efficiently.

Terms of Payment: Kolkata Chemical offers flexible payment options to facilitate smooth transactions, including bank transfers, Letter of Credit (L/C), and online payment gateways.

Nearest Port: Situated in Kolkata, their location provides easy access to major ports such as Kolkata Port Trust, ensuring seamless logistics and streamlined import and export operations.

Import & Export Mode: Kolkata Chemical operates in both import and export modes, enabling them to extend their market reach across the Middle East and other prominent cities worldwide, including Dubai, Riyadh, Doha, Muscat, Kuwait City, Singapore, London, New York City, Sydney, and Tokyo.

 As a trusted potassium persulfate supplier, manufacturer, and distributor, Kolkata Chemical takes pride in delivering top-quality products, backed by exceptional customer service. Their commitment to excellence, extensive industry experience, and global market presence make them the preferred choice for businesses across various sectors. For all your potassium persulfate needs, visit Kolkata Chemical’s website at www.kolkatachemical.com. or chemicalkolkata@gmail.com


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