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PSD-NPC
purestar
In nuclear facilities, the efficient capture of radioactive iodine is a primary safety requirement to prevent the release of radioactive materials into the environment. Standard activated carbon lacks the specialized pore structure and adsorption capacity required for this critical application.
Our PSD-NPC(Nuclear Protective Carbon) utilizes an advanced, proprietary activation process to create an ultra-dense network of sub-nanometer micropores, specifically sized to physically trap elemental radioactive iodine (I-131) under both normal operating conditions and accident scenarios. The ultra-high iodine value (>1400 mg/g) guarantees a massive volume of these specialized micropores, delivering exceptional iodine retention capacity and long service life in nuclear air filtration systems.
This dual-action physical and chemical capture capability makes our Nuclear Protective Carbon the ideal choice for nuclear power plant containment ventilation, off-gas treatment systems, medical isotope production facilities, and spent fuel pool exhaust filtration.
Technical Specifications | PSD-NPC | Unit |
lodine adsorption value | More than 1400 | mg/g |
Bulk density | 450~550 | kg/m³ |
PH | 8-11 | - |
Strength | More than 95 | % |
Float ash | No obvious black grip | - |
Methyl iodine adsorption (low temperaturel) | Removal rate more than 99 | % |
Elemental iodine adsorption | Removal rate not less than 99.9 | % |
Methyl iodine adsorption | Removal rate not less than 98 | % |
Available particle size:
8 x 16 mesh (1.18~2.36 mm)
12 x 20 mesh (0.85~1.70 mm)
Packaging:
To meet diverse customer requirements, our activated carbon is available in multiple packaging options:
20 kg/bag – Ideal for laboratory use, pilot testing, and small-scale applications with convenient handling.
500 kg/bag – Bulk packaging designed for large-scale industrial production and continuous processing.
All packages are engineered to maintain product quality, prevent moisture absorption, and ensure easy storage and transportation.
Customized packaging available
Shipping:
Fast delivery within 15-30 days
Export standard packaging
Extreme Radioactive Iodine Capacity: Ultra-high iodine value (>1400 mg/g) delivers exceptional physical adsorption capacity for elemental radioactive iodine (I-131).
Specialized Micropore Network: Ultra-dense sub-nanometer micropores are specifically sized to trap radioactive iodine molecules, ensuring maximum retention efficiency.
Optional TEDA Impregnation: Triethylenediamine impregnation provides chemical neutralization of volatile organic iodides like methyl iodide, for comprehensive iodine capture.
High Mechanical Strength & Low Dust Generation: High-density coconut shell structure resists attrition, minimizing carbon fines that could blind critical HEPA filtration systems.
Nuclear power plant containment ventilation systems
Nuclear facility off-gas treatment systems
Medical isotope production and research facilities
Spent fuel pool exhaust air filtration
Technical Advantages
Nuclear-Grade Impregnated Coconut Shell Carbon for Radioactive Contaminant Removal
Crafted from premium coconut shell carbon, this nuclear protective activated carbon undergoes specialized impregnation and deep processing to anchor catalyst carriers within its porous structure. The tailored catalytic surface enhances the carbon’s ability to adsorb and neutralize radioactive substances, going beyond standard physical adsorption to deliver reliable, high-efficiency performance.
Engineered for critical nuclear and radiological safety applications, it excels at removing hazardous contaminants such as methyl iodine and elemental iodine. Rigorously tested to meet strict nuclear facility safety standards, it provides consistent protection against radioactive iodine release, supporting compliance and risk mitigation in nuclear power plants, research facilities, and containment systems.
Designed for robust performance in demanding environments, the carbon maintains stable adsorption capacity even under variable operating conditions, with minimal degradation over extended use. Optimized for integration into nuclear air filtration and ventilation systems, it offers a dependable solution for safeguarding both personnel and the surrounding environment from radioactive hazards.
PURESTAR adheres to strict quality control and international certification standards. Our authentic certifications include:
ISO 9001: Quality Management System
ISO 14001: Environmental Management System
ISO 45001: Occupational Health & Safety Management System
NSF: Certified for drinking water safety & sanitation
HALAL: Certified for food-contact applications
MSDS (Material Safety Data Sheet) available upon request
COA (Certificate of Analysis) provided with every shipment
All products undergo strict quality inspection to deliver stable, reliable performance for global customers.
Why Choose Us
10+ years of experience in activated carbon manufacturing and export
Stable production capacity ensuring reliable supply for bulk orders
Strict quality control system from raw material to final product
Customized solutions based on different industrial applications
Fast response within 12–24 hours for all inquiries
Professional technical support for product selection and application guidance
Q1: Can standard activated carbon be used for nuclear facility iodine removal?
A: No. Standard activated carbon lacks the ultra-dense micropore network and high iodine value (>1400 mg/g) required to physically trap radioactive iodine molecules effectively. Additionally, standard carbon cannot capture volatile organic iodides like methyl iodide without specialized chemical impregnation, making it unsuitable for nuclear safety applications.
Q2: What is TEDA impregnation and when is it required for nuclear carbon?
A: TEDA (Triethylenediamine) is a chemical compound impregnated into the activated carbon that reacts with and destroys volatile organic iodides like methyl iodide, which cannot be captured by physical adsorption alone. It is required for nuclear applications where organic iodides may be present, such as during nuclear reactor accidents or in medical isotope production facilities, to ensure comprehensive radioactive iodine capture.
Q3: Can you provide samples before bulk order?
A: Yes, samples can be given to you. Please contact us for details. Once we charge you the sample fee, please rest assured that this will be a refund when you place a formal order.
Q4: What is your minimum order quantity (MOQ)?
A: MOQ depends on product type. Please contact us for detailed information.
Q5: How long is the delivery time?
A: Normally 15-30 working days depending on order quantity and production schedule.
Q6: How to confirm payment?
A: We accept T/T ,L/C, and other payment methods are also acceptable. Please contact us before you make payment through other payment methods. In addition, a deposit of 30-50% is feasible, and the balance shall be paid before shipment.


