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HANYAN, as leading and professional activated carbon manufacturer, committed to providing the most valuable and practical information about activated carbon.
ICP testing can help assess trace elements in activated carbon, but sample preparation determines what the result means. This guide explains common sources of variation and what buyers should check when comparing products and laboratory reports.
BET surface area is only one part of porous carbon evaluation. Learn how pore volume, pore size distribution, adsorption isotherms, particle size and purity should be interpreted together.
Range hood carbon filters may use pellet activated carbon, customized honeycomb carbon or carbon-sandwiched nonwoven media. Although their structures differ, all three are designed to adsorb cooking odors in recirculating kitchen ventilation systems.
Chemical filters are designed to remove gaseous pollutants such as VOCs, acid gases, ammonia, formaldehyde, and odors. This article explains what types of activated carbon are commonly used in chemical filters and how buyers can select the right carbon based on target gas, airflow, humidity, pressure drop, and service-life requirements.
With coconut shell activated carbon prices remaining under cost pressure, some buyers are considering nutshell activated carbon as a possible alternative. This article discusses market background, application feasibility, performance risks, and testing points before replacing coconut shell carbon with nutshell carbon.
Powdered activated carbon is widely used for liquid decolorization, but some processes experience slow filtration after carbon treatment. This article explains the main reasons behind filtration problems, including particle size distribution, fine powder content, carbon dosage, solution properties, and filtration conditions, while offering practical ways to improve overall process efficiency.
Rising phosphoric acid prices are increasing cost pressure on wood-based powdered activated carbon, especially for products produced through phosphoric acid activation. This article explains how raw-material market changes can affect activated carbon pricing, quotation validity, supply planning, and procurement decisions for decolorization and liquid purification applications.
Porous carbon materials are gaining attention in energy storage applications because their pore structure, surface area, conductivity, and stability can influence ion transport and charge storage. From supercapacitors to battery-related materials, advanced porous carbon requires precise structural design, stable production, and application-oriented performance.
HANYAN has officially launched its thousand-ton-scale energy storage porous carbon production line, marking a new step in the industrialization of high-end porous carbon materials. With dual production routes covering resin-based and biomass-based technologies, the project strengthens HANYAN’s capabilities in material development, process validation, and commercial-scale production.
Activated carbon selection should not rely on datasheet values alone. Real performance depends on process conditions such as VOC composition, temperature, airflow, humidity, and system design, all of which can significantly affect adsorption behavior and service life.
Activated carbon regeneration and replacement each have advantages depending on the application. A practical decision should consider cost, performance retention, operational risk, and system stability rather than media price alone.
In activated carbon procurement, waiting until inventory is almost depleted may seem efficient, but it often increases supply risk. This article explains why reorder timing matters and how buyers can plan earlier to reduce delays, cost pressure, and operational disruption.
In the activated carbon industry, supply risk is no longer just about price. Raw material tightness, longer lead times, and shipping disruption can all affect project schedules and operating continuity. This article explains what activated carbon manufacturers and users should do in advance to reduce supply risk and protect project progress.
Laboratory test data such as iodine value, CTC, and surface area are important – but they do not fully determine activated carbon performance in real industrial systems. True performance depends on operating conditions, flow dynamics, and application-specific priorities.
HANYAN has received two major 2025 honors – Guangdong Doctoral Innovation Workstation and Guangzhou Hidden Champion Enterprise – underscoring its technological leadership, R&D strength, and competitive position in the global activated carbon industry.
Activated carbon has evolved from a basic adsorbent into an application-driven engineering material. This article explores why performance, consistency, and process matching now matter more than price alone.
Activated carbon plays a critical role in modern industrial purification, separation, and emission control. This article explores its core applications, performance drivers, and evolving market trends.
This article explains the development of carbon-based new materials and their rising importance in high-performance applications. From traditional activated carbon to advanced carbon materials used in energy storage, environmental protection, and precision adsorption, the article outlines current trends, technological evolution, and how leading manufacturers are shaping the future of the carbon materials industry.
This guide explains how many honeycomb activated carbon blocks can be loaded into 20GP and 40HQ containers using standard packing. It also covers half-height sizes, custom dimensions, pallet calculations, and protective packaging for small trial shipments.
Learn how to transform supercapacitor carbon into porous carbon for silicon–carbon anodes through pore engineering, mechanical strengthening, and surface modification—enhancing energy storage and battery performance.
The recent reclassification of coconut shell charcoal as “Dangerous Goods” is triggering a new wave of cost increases across the activated carbon industry. Combined with raw material shortages, shipping delays, and strong demand, prices are set to rise further—making early order placement more important than ever.
In the face of ongoing coconut shell material shortages and volatile pricing, many coconut-based activated carbon manufacturers are under pressure. This article explores how enterprises can respond to ensure survival and sustainable development. It highlights actionable strategies such as diversifying sources, investing in technology, and – as HANYAN does – deploying deep-rooted quality inspections directly at raw material origins.
The first international standard for nano silicon anode materials in lithium-ion batteries has been officially released, establishing key performance indicators and accelerating global battery innovation.
Coconut shell is a critical raw material for producing high-performance activated carbon. This article highlights the top 5 coconut-producing countries in 2024 — Indonesia, the Philippines, India, Sri Lanka, and Brazil — and analyzes their contribution to global coconut shell charcoal supply. Understanding this landscape helps businesses secure sustainable sources for carbon manufacturing.
The formation of micropores and mesopores in activated carbon begins with the raw material. This article explains how properties such as carbon content, volatile matter, density, and coal rank influence pore structure and, ultimately, the performance of activated carbon in air purification, water treatment, and catalyst applications. Understanding these links allows for tailored, high-performance carbon materials.
HANYAN launches a new generation of honeycomb activated carbon with a CTC adsorption rate ≥85%, setting a new global benchmark in VOC control. Backed by 3,000+ lab experiments, this product offers unmatched adsorption efficiency, improved regeneration performance, and longer service life – making it a top-tier solution for industrial air filtration.
HANYAN recently organized a CPR and occupational health training session to strengthen employee safety awareness and promote a healthier workplace environment.
Learn the differences and connections between carbon tetrachloride adsorption, benzene adsorption, and butane working capacity in activated carbon. Which test best reflects VOC performance?
The global coconut shell activated carbon market is experiencing rapid price increases due to rising raw material costs and surging demand. Industry leaders like Jacobi have announced multiple price hikes in 2025. Learn how HANYAN is responding with proactive supply chain strategies to ensure product availability and delivery stability.
This blog explores the self-discharge phenomenon in symmetric supercapacitors using activated carbon electrodes. It discusses the key causes – electrochemical reactions, ion diffusion, and component defects – and outlines engineering strategies to mitigate energy loss, such as material optimization and advanced electrolyte selection, helping improve energy storage performance and reliability.
This article highlights the role of activated carbon in water treatment, focusing on its ability to adsorb contaminants such as organic compounds, chlorine, and odors. It explains its applications, benefits, common forms like GAC and PAC, and essential maintenance practices for effective water purification.
Discover the six most important specifications – surface area, porosity, adsorption, strength, and more – that determine the quality and efficiency of activated carbon in industrial use.
Learn how activated carbon improves municipal water treatment by removing contaminants, enhancing taste and odor, and ensuring safe, clean drinking water for communities.
Activated carbon, a powerful adsorbent, is increasingly used in cat food formulations to enhance digestive health, control odors, and absorb harmful toxins. This article discusses its key benefits, safety considerations, current market trends, and practical advice for pet owners and manufacturers.
Activated carbon is a reliable and efficient solution for heavy metal wastewater treatment. Its powerful adsorption capacity, adaptability, and reusability make it a preferred choice for industries seeking environmental compliance and improved water quality.
Activated carbon can be a safe and effective teeth-whitening agent when used responsibly.
Electronic activated carbon is poised to revolutionize industries and contribute to a more sustainable future.
Table of Contents Introduction Activated carbon is a versatile adsorbent renowned for its ability to capture a wide range of pollutants, including volatile organic compounds
Waste-to-energy (WtE) technology offers a sustainable solution for managing waste while generating energy. However, the flue gas emitted during WtE processes can contain harmful pollutants.
In the realm of industrial gas production, nitrogen generators play a pivotal role in supplying high-purity nitrogen for a variety of applications. Activated carbon, a
Ketone waste gases, a common byproduct of various industrial processes, pose significant environmental and health risks. Activated carbon adsorption offers a sustainable and effective solution
Activated carbon anodes in sodium-ion batteries offer a promising path towards sustainable, large-scale energy storage due to their abundance and favorable characteristics.
In thiosulfate solutions, activated carbon has good adsorption performance for copper but poor selectivity for gold. The adsorption mechanisms of gold and copper on activated carbon differ significantly.
Activated carbon plays an key role in precious metal extraction and gold recovery, effectively enhancing the precious metal recovery yield.
HANYAN high-end coconut shell activated carbon new material for water purification production project: equipment installation in progress
HANYAN’s innovative activated carbon development has received the highly affirmed from the government and will continue maintain it.
Activated carbon purification is not an absorption process but adsorption.
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