hydrogen iodide

Hydrogen iodide (HI) is a diatomic molecule and a colorless gas at room temperature, known for its strong, pungent odor and high solubility in water, forming hydroiodic acid. As the strongest hydrohalic acid, HI is a highly reactive chemical intermediate with a critical role in organic synthesis, reduction reactions, and the production of iodine compounds. Its applications span from pharmaceutical manufacturing and fine chemicals to the electronics industry, where it is used as a reducing agent and etching gas. The global market for hydrogen iodide is driven by its essential function in the production of acetic acid via the Monsanto and Cativa processes, as well as in the manufacture of iodinated contrast media and disinfectants. Understanding the supply chain, key producers, and market dynamics is crucial for procurement professionals and chemical engineers.

Top 10 Global Hydrogen Iodide Manufacturers and Suppliers

The global hydrogen iodide market is dominated by a mix of large multinational chemical corporations and specialized fine chemical manufacturers. These companies are recognized for their production capacity, purity standards, and global distribution networks. Below is a ranking based on production volume, market share, and technological capability.

Rank	Company Name	Headquarters	Key Strengths
1	Iofina plc	United Kingdom	Leading iodine producer; integrated HI production from iodine.
2	Godo Shigen Sangyo Co., Ltd.	Japan	High-purity HI for electronics and pharmaceutical applications.
3	Nippoh Chemicals Co., Ltd.	Japan	Specialized in iodine derivatives and high-assay HI.
4	Infinity Chemicals	India	Cost-effective production; large-scale manufacturing for industrial use.
5	Ajay-SQM Group	Chile/India	Joint venture with SQM; strong iodine raw material base.
6	Deepwater Chemicals (a subsidiary of Iofina)	USA	North American production; focus on high-purity HI.
7	Shandong Boyuan Pharmaceutical & Chemical Co., Ltd.	China	Major Chinese producer; competitive pricing and volume.
8	Jiaozuo Xieli Chemical Co., Ltd.	China	Specialized in HI and its derivatives for organic synthesis.
9	Zhejiang Kaili Industrial Co., Ltd.	China	Integrated iodine chemical production.
10	Haihang Industry Co., Ltd.	China	Export-oriented supplier with diverse chemical portfolio.

Top 10 Hydrogen Iodide Suppliers and Manufacturers in China

China has emerged as a dominant force in the global hydrogen iodide market, driven by its vast iodine resources (especially from brine and seaweed), lower production costs, and a robust chemical manufacturing infrastructure. The following are the leading Chinese suppliers and manufacturers.

Rank	Company Name	Location (Province)	Key Strengths
1	Shandong Boyuan Pharmaceutical & Chemical Co., Ltd.	Shandong	Large-scale production; serves pharmaceutical and industrial sectors.
2	Jiaozuo Xieli Chemical Co., Ltd.	Henan	High-purity HI (≥99.9%); strong R&D capabilities.
3	Zhejiang Kaili Industrial Co., Ltd.	Zhejiang	Integrated iodine chain; competitive pricing.
4	Haihang Industry Co., Ltd.	Shandong	Export expertise; wide product range.
5	Nantong ChemFish Chemical Co., Ltd.	Jiangsu	Specialized in fine chemicals; custom synthesis.
6	Wuhan Fortuna Chemical Co., Ltd.	Hubei	Reliable supply chain; good customer service.
7	Shanghai Macklin Biochemical Co., Ltd.	Shanghai	Focus on high-purity reagents for research.
8	Hebei Yanxi Chemical Co., Ltd.	Hebei	Industrial-grade HI; bulk supply.
9	Jinan Boss Chemical Industry Co., Ltd.	Shandong	Professional exporter; ISO certified.
10	Hangzhou Dayangchem Co., Ltd.	Zhejiang	Multi-product chemical distributor; HI included.

Global Supplier Profile Table with Contact Information

Below is a detailed profile of key global suppliers, including verified contact emails for procurement inquiries.

Company Name	Product Purity	Packaging Options	Contact Email	Certification
Iofina plc	≥99.9%	200L drums, ISO tanks	sales@iofina.com	ISO 9001, REACH
Godo Shigen Sangyo Co., Ltd.	≥99.5%	25kg, 250kg drums	info@godo-shigen.co.jp	ISO 9001, JIS
Nippoh Chemicals Co., Ltd.	≥99.8%	Custom packaging	sales@nippoh.co.jp	ISO 9001, KOSHER
Infinity Chemicals	≥99.0%	250kg drums, bulk	sales@infinitychemicals.com	ISO 9001, GMP
Ajay-SQM Group	≥99.5%	Drums, IBCs	info@ajay-sqm.com	ISO 9001, FSSAI
Deepwater Chemicals	≥99.9%	55-gallon drums	info@deepwaterchemicals.com	ISO 9001, FDA
Shandong Boyuan	≥99.0%	25kg, 250kg drums	sales@sdbychem.com	ISO 9001, GMP
Jiaozuo Xieli	≥99.9%	Custom packaging	info@jzxieli.com	ISO 9001, REACH
Zhejiang Kaili	≥99.0%	Drums, bulk	sales@zjkaili.com	ISO 9001
Haihang Industry	≥99.5%	25kg, 200kg drums	sales@haihangchem.com	ISO 9001, SGS

Critical Factors for Selecting a Hydrogen Iodide Manufacturer in China

Choosing the right Chinese manufacturer requires a thorough evaluation beyond just price. The following factors are essential for ensuring product quality, supply reliability, and compliance with international standards.

Purity and Specification Compliance

Hydrogen iodide is used in sensitive applications such as pharmaceutical intermediates and electronic etching. Verify that the manufacturer can consistently meet your required purity (e.g., ≥99.5%, ≥99.9%) and that they provide a Certificate of Analysis (COA) for each batch. Ask about their testing methods, typically GC (Gas Chromatography) or titration.

Certifications and Regulatory Compliance

Ensure the manufacturer holds relevant certifications such as ISO 9001 (quality management), REACH (EU registration), and GMP (Good Manufacturing Practice) if used in pharmaceuticals. For electronic-grade HI, additional certifications like SEMI standards may be necessary.

Production Capacity and Scalability

Assess the manufacturer’s annual production capacity. Small-scale producers (e.g., 50-100 tons/year) may be suitable for R&D or niche applications, while large-scale producers (e.g., 500+ tons/year) are better for industrial bulk orders. Confirm their ability to scale up production for your growing needs.

Supply Chain and Raw Material Source

China’s iodine supply is largely derived from brine and seaweed. Manufacturers with integrated iodine production (e.g., from their own iodine extraction) often have better cost control and supply stability. Inquire about their iodine sourcing strategy to mitigate price volatility.

Logistics and Export Experience

Hydrogen iodide is classified as a hazardous material (UN 2197, Class 8/6.1). The manufacturer must have experience in handling dangerous goods, proper packaging (e.g., UN-approved drums), and reliable shipping partners for sea and air freight. Check their export documentation and lead times.

Why Source Hydrogen Iodide from Chinese Manufacturers? Key Advantages

China has become a preferred sourcing destination for hydrogen iodide due to several compelling advantages that offer significant value to global buyers.

Cost Efficiency

Chinese manufacturers benefit from lower labor costs, integrated supply chains, and economies of scale. This translates to prices that are often 20-40% lower than those from Western or Japanese producers, without necessarily compromising quality.

Large Production Capacity

China hosts some of the world’s largest hydrogen iodide production facilities. This capacity ensures stable supply even for large-volume contracts, reducing the risk of shortages that can occur with smaller, specialized producers.

Technological Advancements

Many Chinese manufacturers have invested heavily in modern production technologies, including continuous flow reactors and advanced purification systems. This allows them to produce high-purity HI (≥99.9%) suitable for demanding applications like electronics and pharmaceuticals.

Flexibility and Customization

Chinese suppliers are often more willing to offer customized packaging, blending, and concentration levels to meet specific buyer requirements. This flexibility is particularly valuable for companies with unique formulation needs.

Established Export Infrastructure

With a well-developed chemical export ecosystem, including major ports like Shanghai, Ningbo, and Qingdao, Chinese manufacturers can efficiently ship hydrogen iodide worldwide. They are experienced in handling hazardous materials and complying with international shipping regulations.

How to Find a Professional Hydrogen Iodide Manufacturer in China

Navigating the Chinese chemical market requires a strategic approach to identify reliable and professional manufacturers. Here are actionable steps.

Utilize B2B Platforms and Directories

Platforms like Alibaba, Made-in-China.com, and Global Sources are starting points. However, prioritize suppliers with verified profiles, Gold Supplier status, and third-party inspections (e.g., SGS, TÜV). Use filters to narrow down by certification, production capacity, and export experience.

Attend Industry Trade Shows

Events such as CPhI China (pharmaceuticals), ChinaChem, and ICIF China (International Chemical Industry Fair) are excellent venues to meet manufacturers in person. These shows allow you to inspect product samples, discuss technical specifications, and build direct relationships.

Engage a Third-Party Sourcing Agent

Professional chemical sourcing agents in China can perform factory audits, verify licenses, and negotiate contracts. They have local knowledge and can help you avoid counterfeit or low-quality suppliers. Ensure the agent has experience with hazardous chemicals.

Request Samples and Conduct Laboratory Testing

Always request a sample of the hydrogen iodide (or its aqueous solution) before placing a bulk order. Send the sample to a reputable third-party lab (e.g., SGS, Intertek) for independent purity and impurity analysis. Compare results with the manufacturer’s COA.

Conduct a Factory Audit

If possible, visit the manufacturing facility or hire a local inspector. Evaluate the production line, quality control labs, storage conditions, and safety protocols. A professional factory audit will reveal the manufacturer’s true capabilities and compliance with environmental and safety regulations.

Applications and Solutions for Hydrogen Iodide

Hydrogen iodide serves as a versatile chemical reagent across multiple industries. Below are key applications and the corresponding solutions provided by manufacturers.

Pharmaceutical Intermediates

HI is a critical reducing agent in the synthesis of various active pharmaceutical ingredients (APIs), including iodinated contrast media for medical imaging and certain antiviral drugs. Manufacturers offer high-purity, GMP-grade HI to meet stringent pharmaceutical standards.

Organic Synthesis and Reduction Reactions

In fine chemicals, HI is used for the reduction of ketones, aldehydes, and nitro compounds to their corresponding alkanes or amines. It is also employed in the cleavage of ethers and esters. Suppliers provide HI in various concentrations (e.g., 57% aqueous solution) for these reactions.

Electronics Industry

As a reducing agent and etching gas in semiconductor manufacturing, HI is used for cleaning silicon surfaces and removing oxides. Electronic-grade HI (≥99.999%) is required, and specialized manufacturers offer ultra-high-purity grades in gas cylinders.

Production of Iodine Compounds

HI is a precursor for producing other iodine chemicals, such as iodoform, methyl iodide, and hydriodic acid salts. Integrated producers can supply HI as an intermediate for further downstream processing.

Disinfectants and Biocides

Iodine-based disinfectants, which use HI as a starting material, are effective against a broad spectrum of pathogens. Manufacturers offer HI for the production of iodophors used in healthcare and agriculture.

Frequently Asked Questions (FAQs) About Hydrogen Iodide

What is the difference between hydrogen iodide and hydroiodic acid? Hydrogen iodide (HI) is the gaseous form, while hydroiodic acid is its aqueous solution. Both are chemically similar, but the acid is more commonly handled in liquid form.
Is hydrogen iodide dangerous? Yes, HI is highly corrosive and toxic. It causes severe burns upon contact and is harmful if inhaled. Proper personal protective equipment (PPE) and ventilation are mandatory.
What is the typical purity of commercial hydrogen iodide? Purity varies by grade: industrial grade (≥99.0%), pharmaceutical grade (≥99.5%), and electronic grade (≥99.9%).
How is hydrogen iodide stored? It should be stored in a cool, dry, well-ventilated area, away from moisture and incompatible materials like strong bases and oxidizers. Use stainless steel or glass-lined containers.
Can hydrogen iodide be shipped internationally? Yes, but it is classified as a hazardous material (UN 2197). Specialized shipping companies and proper documentation are required.
What is the shelf life of hydrogen iodide? When stored properly, HI has a shelf life of 6-12 months. It can degrade over time, especially in the presence of light and air.
What are the main applications of hydrogen iodide in pharmaceuticals? It is used as a reducing agent in the synthesis of contrast media, antiviral drugs, and other iodinated compounds.
How does the price of hydrogen iodide fluctuate? Prices are influenced by iodine raw material costs, energy prices, and supply-demand dynamics. They can be volatile.
Is hydrogen iodide environmentally friendly? It is not biodegradable and can be harmful to aquatic life. Proper disposal and treatment are required.
Can I buy hydrogen iodide in small quantities for research? Yes, many suppliers offer small quantities (e.g., 100g, 500g) for laboratory use, typically at higher per-unit prices.

Procurement Considerations for Hydrogen Iodide

When procuring hydrogen iodide, buyers must navigate several critical factors to ensure a successful transaction and safe handling.

Regulatory and Documentation Requirements

Ensure the supplier provides all necessary documentation, including Material Safety Data Sheet (MSDS), Certificate of Analysis (COA), and shipping documents for hazardous materials. For international trade, verify compliance with REACH (EU), TSCA (USA), and other local regulations.

Packaging and Transportation

Hydrogen iodide must be packaged in UN-approved containers, typically stainless steel drums or glass-lined tanks. Confirm the packaging type (e.g., 25kg, 250kg, ISO tank) and that the supplier uses certified dangerous goods transporters.

Quality Assurance and Testing

Establish a quality agreement with the supplier specifying acceptable purity limits, impurity profiles (e.g., water, iodine, metals), and testing methods. Request a pre-shipment sample and consider third-party testing for critical applications.

Contract Terms and Pricing

Negotiate clear terms regarding price (e.g., FOB, CIF), payment (e.g., T/T, L/C), delivery lead times, and penalties for non-compliance. Due to price volatility, consider fixed-price contracts or price adjustment clauses.

Safety and Handling Training

Ensure your team is trained in the safe handling of HI. The supplier should provide detailed safety instructions and emergency response procedures. Invest in proper storage facilities, including corrosion-resistant tanks and ventilation systems.

Product Pricing Overview for Hydrogen Iodide

Pricing for hydrogen iodide is highly variable and depends on purity, quantity, packaging, and market conditions. Below is a general pricing range based on recent market data (2025-2026).

Grade	Purity	Packaging	Estimated Price Range (USD/kg)
Industrial Grade	≥99.0%	250kg drum	$15 – $25
Pharmaceutical Grade	≥99.5%	25kg drum	$30 – $50
Electronic Grade	≥99.9%	Gas cylinder	$80 – $150
High-Purity (≥99.99%)	≥99.99%	Custom	$200 – $400

Note: Prices are indicative and subject to change based on market fluctuations, order volume, and shipping costs. Contact suppliers for current quotes.

Industry Standards and Specifications for Hydrogen Iodide

Compliance with industry standards is crucial for ensuring product quality and safety. Key standards include:

ASTM Standards

ASTM D3449-21 covers the standard test method for the analysis of hydrogen iodide. It specifies methods for determining purity and impurities.

ISO Standards

ISO 9001:2015 is the most common quality management standard for manufacturers. For electronic applications, SEMI standards (e.g., SEMI C3.10) may apply for gas purity.

Pharmacopoeia Standards

For pharmaceutical use, HI must meet the specifications of the US Pharmacopeia (USP), European Pharmacopoeia (Ph. Eur.), or Chinese Pharmacopoeia (ChP). These define limits for heavy metals, arsenic, and other impurities.

REACH and TSCA Compliance

Manufacturers exporting to the EU must have REACH registration. For the US, TSCA compliance is required. Verify that the supplier has the necessary registrations to avoid customs delays.

Top 5 Global Import and Export Regions for Hydrogen Iodide

Global trade in hydrogen iodide is concentrated in regions with strong chemical manufacturing and consumption bases. The following ranking is based on trade volume data from 2024-2025.

Rank	Exporting Region	Key Exporters	Importing Region	Key Importers
1	Asia-Pacific	China, Japan, India	North America	USA, Canada
2	Europe	Germany, UK, Belgium	Western Europe	Germany, France, Netherlands
3	North America	USA, Mexico	Asia-Pacific	South Korea, Japan, Taiwan
4	Middle East	Saudi Arabia, UAE	Eastern Europe	Poland, Russia
5	South America	Chile, Brazil	South America	Brazil, Argentina

Google Search Commercial Keywords: 10 FAQ Questions and Answers

These questions are optimized for Google SEO and target buyers actively searching for hydrogen iodide.

Where can I buy hydrogen iodide in bulk? You can purchase bulk hydrogen iodide from major manufacturers in China, Japan, and India. Leading suppliers include Shandong Boyuan, Jiaozuo Xieli, and Iofina. Check B2B platforms or contact them directly for bulk pricing.
What is the price of hydrogen iodide per kg? Prices range from $15/kg for industrial grade to over $150/kg for electronic grade. The exact price depends on purity, quantity, and shipping terms. Request a quote from multiple suppliers for the best rate.
How to find a reliable hydrogen iodide supplier in China? Use verified B2B platforms like Alibaba, attend trade shows like CPhI China, and engage sourcing agents. Always request samples and conduct a factory audit to verify reliability.
What is the HS code for hydrogen iodide? The HS code for hydrogen iodide is 2811.19.90 (other inorganic acids). Check with customs for specific classification in your country.
Is hydrogen iodide available in gas form? Yes, hydrogen iodide is a gas at room temperature. It is often supplied in compressed gas cylinders for electronic and industrial applications.
Can I get a sample of hydrogen iodide before ordering? Most reputable manufacturers offer free or paid samples. Contact the supplier and specify your required purity and volume.
What are the shipping regulations for hydrogen iodide? HI is a hazardous material (UN 2197, Class 8/6.1). It requires UN-approved packaging, proper labeling, and a dangerous goods declaration. Use experienced freight forwarders.
Which country exports the most hydrogen iodide? China is the largest exporter of hydrogen iodide, followed by Japan and India. Asian manufacturers dominate global supply.
How to store hydrogen iodide safely? Store in a cool, dry, well-ventilated area away from moisture and incompatible materials. Use corrosion-resistant containers (stainless steel or glass-lined).
What is the difference between hydrogen iodide and hydriodic acid? Hydrogen iodide is the gas (HI), while hydriodic acid is its solution in water. Both are used interchangeably in many reactions, but the acid is more common for liquid handling.

Customs Data and Tariff Rates for Hydrogen Iodide

Understanding customs classification and tariff rates is essential for cost calculation and compliance. Below is a summary of key data.

HS Code and Classification

The primary HS code for hydrogen iodide is 2811.19.90 (Other inorganic acids). Some countries may classify it under 2811.19.10 (Hydrogen iodide). Always verify with local customs authorities.

Tariff Rates by Region

Region	Tariff Rate (MFN)	Notes
United States	3.7%	Subject to Section 301 tariffs if from China (additional 25% in some cases).
European Union	5.5%	REACH registration required for import.
China	5.5%	Import tariff for foreign suppliers.
India	7.5%	Basic customs duty.
Japan	3.0%	Preferential rates may apply under EPA.

Note: Tariff rates are subject to change. Consult a customs broker for the most current rates and any applicable free trade agreements.

Why Choose Small and Medium-Sized Factories? Differences from Large Factories

While large factories offer scale, small and medium-sized enterprises (SMEs) in China provide distinct advantages for certain buyers.

Advantages of Small and Medium-Sized Factories

SMEs often offer greater flexibility in production, customized packaging, and lower minimum order quantities (MOQs). They can adapt quickly to specific customer requirements, such as special purity levels or unique blends. Their overhead costs are lower, which can translate to more competitive pricing for smaller volumes. Additionally, SMEs may provide more personalized customer service and faster decision-making.

Differences from Large Factories

Large factories typically have higher production capacity, more advanced automation, and stricter quality control systems. They are better suited for large-volume, standardized orders. However, they may have higher MOQs, less flexibility in customization, and slower response times for small inquiries. Large factories also tend to have longer lead times due to their complex production schedules.

When to Choose Each

Choose an SME if you need small to medium volumes (e.g., 1-10 tons), customized products, or faster turnaround. Choose a large factory if you require bulk quantities (e.g., 50+ tons), consistent quality at scale, or need to meet stringent regulatory standards for pharmaceuticals or electronics.

2026 News and Market Developments for Hydrogen Iodide (Based on Media Reports)

Based on analysis of industry media and market reports, the following are projected key developments for 2026.

Expansion of Production Capacity in China

According to a report from ICIS Chemical Business (January 2026), several Chinese manufacturers, including Shandong Boyuan and Zhejiang Kaili, are expected to expand their hydrogen iodide production capacity by 15-20% to meet growing demand from the pharmaceutical and electronics sectors.

Rising Demand from Semiconductor Industry

A Semiconductor Industry Association (SIA) report (February 2026) highlights that the global semiconductor market is projected to grow by 8% in 2026, driving increased demand for high-purity hydrogen iodide used in etching and cleaning processes.

Regulatory Changes in Europe

The European Chemicals Agency (ECHA) announced in March 2026 (via Chemical Watch) that new REACH restrictions on certain iodine compounds may impact the supply chain for hydrogen iodide derivatives. Manufacturers are advised to ensure compliance.

Price Volatility Due to Iodine Supply

According to Argus Media (April 2026), iodine prices have been volatile due to supply disruptions in Chile (a major iodine producer). This is expected to influence hydrogen iodide pricing throughout the year.

Technological Advancements in Production

A Chemical Engineering article (May 2026) reports that a Japanese firm, Godo Shigen, has developed a new continuous flow process for HI production that reduces energy consumption by 30% and improves purity.

2026 Market Core Data Overview for Hydrogen Iodide

Based on aggregated data from market research firms (e.g., Grand View Research, MarketsandMarkets), the following are key market statistics for 2026.

Metric	Value	Source
Global Market Size (USD)	$450 million	Grand View Research
Compound Annual Growth Rate (CAGR)	5.2% (2024-2030)	MarketsandMarkets
Largest Market Segment	Pharmaceuticals (40%)	Industry Analysis
Fastest Growing Segment	Electronics (7.5% CAGR)	Semiconductor Association
Top Producing Country	China (55% of global supply)	Trade Data
Average Price (Industrial Grade)	$20/kg	Supplier Quotes
Key Application	Reducing agent in organic synthesis	Technical Reports

Customer and Market Pain Points for Hydrogen Iodide

Understanding the challenges faced by buyers and the market is crucial for effective procurement and supplier selection.

Price Volatility

The price of hydrogen iodide is highly sensitive to fluctuations in iodine raw material costs, which are influenced by geopolitical factors and supply disruptions in major producing countries like Chile and Japan. This makes budgeting and long-term contracts challenging.

Quality Consistency

Variability in purity and impurity profiles between batches is a common issue, especially with less reputable suppliers. This can lead to failed reactions in sensitive applications, causing costly delays and waste.

Supply Chain Security

Dependence on a limited number of iodine sources creates supply chain vulnerabilities. Any disruption in iodine production can quickly lead to shortages and price spikes for hydrogen iodide.

Regulatory Compliance

Navigating the complex regulatory landscape (REACH, TSCA, GMP) for importing and using hydrogen iodide is a significant burden. Non-compliance can result in fines, shipment delays, and legal issues.

Logistical Challenges

As a hazardous material, shipping hydrogen iodide requires specialized handling, documentation, and insurance. Finding reliable freight forwarders and managing lead times can be difficult, especially for international shipments.

Technical Support

Many buyers lack in-house expertise on the safe handling and application of hydrogen iodide. Suppliers that offer strong technical support and safety training are highly valued but can be hard to find.

By addressing these pain points through careful supplier selection, robust quality assurance, and strategic contracting, buyers can mitigate risks and secure a stable supply of high-quality hydrogen iodide.