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High-Quality Sodium Dichloroisocyanurate (SDIC) Granules from China Suppliers and Factory for Effective Disinfection
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High-Quality Sodium Dichloroisocyanurate (SDIC) Granules from China Suppliers and Factory for Effective Disinfection

Introducing our premium-quality product, proudly manufactured in China. As a leading supplier in the industry, we ensure that our factory adheres to the highest standards of production, delivering exceptional durability and performance. Our commitment to excellence guarantees that you receive the best products at competitive prices. Partner with us and experience the reliability of a trusted China supplier that prioritizes quality and customer satisfaction. Choose our factory for your next procurement and discover the difference in quality and service
  • Synonym(s) SDIC; NaDCC; Sodium 3,5-dichloro-2,4,6-trioxo-1,3,5-triazinan-1-ide
  • Appearance White Granules
  • Available Chlorine 55%, 56%, 60%
  • Samples Available
  • Certification NSF, REACH, BPR

Description

Sodium Dichloroisocyanurate (SDIC) granules are a highly effective disinfectant and biocide commonly used in various industries. These granules are known for their broad-spectrum efficacy, stability, and ease of use, making them a popular choice for disinfection and sanitation purposes. SDIC granules will release chlorine when dissolved in water, providing a powerful oxidizing agent that eliminates a wide range of pathogens, including bacteria, viruses, fungi, and algae.

Technical Data Sheet

Products SDIC Dihydrate Granules SDIC Granules
Appearance White granules
Odor Chlorine odor
Available Chlorine 55% MIN, 56% MIN 60% MIN
Molecular Formula NaCl₂(NCO)₃·2H₂O NaCl₂(NCO)₃
CAS No. 51580-86-0 2893-78-9
Granularity (mesh) 8-30, 20-60
Application Mainly applied for disinfection of swimming pools and spas
Certification NSF, REACH, BPR

Applications

  • 1 Water Treatment: Sodium dichloroisocyanurate granules are extensively used for disinfecting swimming pools, drinking water, and wastewater. They effectively eliminate harmful microorganisms, ensuring safe and clean water quality.
  • 2 Industrial Use: Sodium dichloroisocyanurate granules are widely used in food processing, beverage manufacturing, and dairy for equipment sanitation, surface disinfection, and maintaining hygiene standards.
  • 3 Agriculture: These granules are used for disinfecting livestock farms, poultry farms, and aquaculture environments to prevent the spread of diseases among animals.
  • 4 Public Health: Sodium dichloroisocyanurate granules can be used in hospitals, clinics, and other healthcare facilities for disinfecting surfaces and medical equipment to control infection rates.
  • 5 Household Disinfection: SDIC granules can be used for sanitizing kitchens, bathrooms, and other areas prone to microbial contamination.
  • 6 Textile Industry: SDIC also has a good performance in fabric bleaching.

Packaging

Standard Packaging Packed in high-density polyethylene (HDPE) drums, fiber drums, or plastic pails for safe and convenient handling. Common sizes: 1 kg, 5 kg, 10 kg, and 50 kg.
Bulk / Custom Orders Available in jumbo bags or customized packaging as per client requirements. Each package is labeled with product information, safety guidelines, and handling instructions.

Guidance for Use in Swimming Pools

Sodium dichloroisocyanurate is the best choice for quickly raising the chlorine level or daily disinfection of swimming pools and spas. It is quickly dissolved and will not damage liner.

⚠ Important
  • Use safety gloves and safety mask to protect skin and eyes from contact with this product.
  • Never add sodium dichloroisocyanurate granules when the pool is being used, and always wait at least 30 minutes after adding.
  • The pool water should be chlorinated at a level of 1.0 to 3.0 ppm while the pH should be kept in the range of 7.2 to 7.6.
Directions for Use
  1. Fill a plastic bucket with pool water. Add the correct weight of SDIC granules to the bucket, stir gently to mix thoroughly.
  2. Slowly pour the solution into the pool immediately above the pool return inlet whilst the pool circulation system is running.
  3. Keep the pool circulation system running for at least 30 min after adding.
  4. Test the pool water to ensure that the required chlorine concentration of 1.0 to 3.0 ppm has been established.
General Precautions
  • Ensure that the filter and the pool circulation system work well.
  • Always handle products in a well-ventilated area.
  • Always wash hands thoroughly after handling pool chemicals.
🔒 Caution
  • Keep in a dry, cool, and ventilated place away from light.
  • Keep out of reach of children.
  • Keep away from heat and sources of ignition.
  • Keep the container cap closed tightly after use.
  • Store away from strong reducing agents, strong acids, or water.
🛡 Safety
  • Minimize contact.
  • NEVER MIX WITH ANY OTHER PRODUCTS

Frequently Asked Questions

QWhat is Sodium Dichloroisocyanurate (SDIC) and how does it work?
Sodium Dichloroisocyanurate (SDIC) is a chlorine-based disinfectant and biocide. When dissolved in water, it releases active chlorine, which acts as a powerful oxidizing agent to eliminate bacteria, viruses, fungi, and algae across a wide range of applications.
QWhat is the difference between SDIC Dihydrate Granules and SDIC Granules?
SDIC Dihydrate Granules (CAS 51580-86-0) contain water of crystallization and have an available chlorine content of 55–56% MIN. SDIC Granules (CAS 2893-78-9) are anhydrous and offer a higher available chlorine content of 60% MIN, making them more concentrated.
QWhat is the recommended chlorine level and pH range for swimming pools using SDIC?
The pool water should be maintained at a chlorine concentration of 1.0 to 3.0 ppm. The pH level should be kept within the range of 7.2 to 7.6 to ensure effective disinfection and swimmer safety.
QWhat certifications does SDIC hold and what industries does it serve?
SDIC granules are certified under NSF, REACH, and BPR standards. They are suitable for water treatment, food processing, agriculture, public health facilities, household disinfection, and the textile industry.
QHow should SDIC granules be stored safely?
SDIC granules should be stored in a dry, cool, and well-ventilated area away from direct light, heat, and ignition sources. Keep containers tightly sealed after use and store away from strong reducing agents, strong acids, or water. Always keep out of reach of children.
QWhat packaging options are available for SDIC granules?
SDIC granules are available in HDPE drums, fiber drums, and plastic pails in sizes of 1 kg, 5 kg, 10 kg, and 50 kg. For bulk orders, jumbo bags and customized packaging options are available to meet specific client requirements.