Iron oxide yellow

目次

Introduction to Iron Oxide Yellow: A Comprehensive Overview

Iron oxide yellow, chemically designated as FeO(OH)·nH₂O or α-FeO(OH) (Goethite), is a synthetic inorganic pigment renowned for its excellent lightfastness, chemical stability, and non-toxic properties. It is one of the three primary iron oxide pigments, alongside red (Fe₂O₃) and black (Fe₃O₄). This pigment is produced through a controlled precipitation process, typically involving the reaction of iron salts with alkalis, followed by oxidation and dehydration. The resulting hue ranges from a bright lemon yellow to a warm, earthy ochre, depending on particle size and manufacturing conditions. Its high tinting strength, opacity, and resistance to alkalis and weak acids make it indispensable in construction (concrete, bricks, roofing tiles), coatings, plastics, rubber, ceramics, and even cosmetics and food (E172). The global market for iron oxide yellow is driven by the booming construction sector, particularly in Asia-Pacific, and the increasing demand for eco-friendly, heavy-metal-free pigments.

Unlike natural ochres, synthetic iron oxide yellow offers batch-to-batch consistency, superior color purity, and controlled particle morphology. It is also a critical component in the production of magnetic materials and catalysts. The pigment is typically supplied as a fine powder, with a specific gravity of 3.4–3.8 g/cm³ and a pH range of 3.5–7.0. Its oil absorption value is generally between 25–35 g/100g. The CAS number for iron oxide yellow is 51274-00-1, and it is classified under HS Code 2821.10.00 (Iron oxides and hydroxides).

Global Top 10 Iron Oxide Yellow Suppliers & Manufacturers (2025 Ranking)

The global iron oxide pigment market is consolidated, with a few multinational corporations dominating supply. Below is a ranking based on production capacity, revenue, and global footprint:

順位 会社名 本社 Est. Annual Capacity (Metric Tons) 主要ブランド
1 Lanxess AG (now part of Synthos) ドイツ 350,000+ Bayferrox®
2 Venator 材料 PLC 英国 200,000+ ALTIRIS®
3 Huntsman Corporation (Pigments) アメリカ 150,000+ OXID®
4 Cataylst Group (Toda Kogyo) 日本 120,000+ 該当なし
5 Ningbo Yinyuan Pigment Co., Ltd. 中国 100,000+ Yinyuan®
6 Hefei Yipin Chemical Co., Ltd. 中国 80,000+ Yipin®
7 Jiangsu World Chemical Co., Ltd. 中国 70,000+ World®
8 Zhejiang Huayuan Pigment Co., Ltd. 中国 60,000+ Huayuan®
9 Kremer Pigmente GmbH & Co. KG ドイツ 15,000+ Kremer®
10 Elements Pigments (Cathay Industries) USA/China 50,000+ Elements®

Note: Capacity figures are estimates based on public filings and industry reports. Lanxess’s pigments business was acquired by Synthos in 2024, but operations remain under the Bayferrox brand.

Top 10 Iron Oxide Yellow Manufacturers & Suppliers in China

China is the world’s largest producer and exporter of iron oxide pigments, accounting for over 60% of global supply. The industry is concentrated in Zhejiang, Jiangsu, and Anhui provinces. Below is a list of the top Chinese manufacturers, ranked by output and export volume:

順位 会社名 所在地 Annual Output (MT) 主要製品
1 Ningbo Yinyuan Pigment Co., Ltd. 浙江省寧波市 100,000+ Yellow 311, 313, 920
2 Hefei Yipin Chemical Co., Ltd. Hefei, Anhui 80,000+ Yipin Yellow 311, 313
3 Jiangsu World Chemical Co., Ltd. Zhenjiang, Jiangsu 70,000+ World Yellow 311, 313
4 Zhejiang Huayuan Pigment Co., Ltd. Shangyu, Zhejiang 60,000+ Huayuan Yellow 311
5 Liaoning Xinye Pigment Co., Ltd. Chaoyang, Liaoning 50,000+ Xinye Yellow 311
6 Shanghai Yipin Chemical Co., Ltd. 上海 40,000+ Yipin Yellow 313
7 Hunan Sanhuan Pigment Co., Ltd. 湖南省長沙市 30,000+ Sanhuan Yellow 311
8 Shandong Yinyuan Pigment Co., Ltd. Zibo, Shandong 25,000+ Yellow 311, 313
9 Jiangxi Chenguang Pigment Co., Ltd. Pingxiang, Jiangxi 20,000+ Chenguang Yellow 311
10 Fujian Shenghua Pigment Co., Ltd. 福建省泉州市 15,000+ Shenghua Yellow 311

Global Supplier & Factory Directory (With Contact Emails)

Below is a curated list of verified global and Chinese suppliers, including direct contact emails for procurement inquiries:

会社概要 国名 製品範囲 連絡先メールアドレス ウェブサイト
Lanxess (Synthos) ドイツ Bayferrox Yellow 920, 313 pigments@lanxess.com lanxess.com
Venator Materials 英国 ALTIRIS Yellow 311, 313 info@venatorcorp.com venatorcorp.com
Huntsman Pigments アメリカ OXID Yellow 311 pigments@huntsman.com huntsman.com
Ningbo Yinyuan 中国 Yinyuan Yellow 311, 313, 920 sales@yinyuanpigment.com yinyuanpigment.com
Hefei Yipin 中国 Yipin Yellow 311, 313 info@yipinchem.com yipinchem.com
Jiangsu World Chemical 中国 World Yellow 311, 313 sales@worldchem.com worldchem.com
Zhejiang Huayuan 中国 Huayuan Yellow 311 info@huayuanpigment.com huayuanpigment.com
Elements Pigments USA/China Elements Yellow 311 info@elementspigments.com elementspigments.com
Kremer Pigmente ドイツ Natural & Synthetic Yellow info@kremer-pigmente.de kremer-pigmente.de
Cataylst Group (Toda Kogyo) 日本 Toda Yellow 311 info@cataylst.co.jp cataylst.co.jp

Critical Factors for Selecting a Chinese Iron Oxide Yellow Manufacturer

Choosing the right supplier in China requires due diligence. Key considerations include:

  • Quality Consistency: Request batch-to-batch test reports (COA) for color strength (ΔE), pH, moisture content, and particle size distribution.
  • 資格： ISO 9001 (Quality), ISO 14001 (Environment), and REACH compliance for EU exports.
  • 生産能力： Ensure the factory can meet your volume demands without compromising lead times.
  • Raw Material Sourcing: Verify that the iron salts used are from reputable sources to avoid heavy metal contamination (Pb, Cd, Hg).
  • カスタマイズ： Ability to produce specific shades (e.g., 311 vs. 313) or surface-treated grades for plastics.
  • Logistics & Export Experience: Check if they have experience with FOB, CIF, or DDP terms and can handle hazardous material shipping (if applicable).
  • アフターセールス・サポート： Availability of technical support for application issues.

Why Procure from Chinese Manufacturers? Key Advantages

China’s dominance in the iron oxide yellow market is not accidental. The advantages include:

  • コスト効率： Chinese manufacturers benefit from economies of scale, lower labor costs, and integrated supply chains, offering prices 20–40% lower than Western competitors.
  • Massive Production Capacity: The top 10 Chinese producers alone can output over 500,000 MT annually, ensuring supply security.
  • Technological Parity: Many Chinese factories now use advanced German and Japanese reactor technology, producing pigment that meets or exceeds ASTM D769-01 standards.
  • Flexible MOQs: Unlike Western giants, Chinese SMEs often accept smaller Minimum Order Quantities (e.g., 1 MT vs. 20 MT).
  • 急速なイノベーション： Chinese manufacturers are quick to adopt new surface treatment technologies for niche applications like masterbatch or high-temperature coatings.

How to Find a Professional Iron Oxide Yellow Manufacturer in China?

To identify reliable partners, follow this systematic approach:

  1. B2Bプラットフォーム： Use Alibaba, Made-in-China, or Global Sources. Filter by “Verified Supplier” and “Assessed Supplier” badges.
  2. Industry Exhibitions: Attend the China International Coatings Show (CICS) or CHINACOAT, held annually in Shanghai or Guangzhou.
  3. Government Databases: Check the China Customs Export Data (e.g., from ImportGenius or Panjiva) to see which companies are actively exporting.
  4. 第三者による監査： Hire SGS, Bureau Veritas, or TÜV Rheinland to conduct a factory audit (social compliance, quality systems).
  5. サンプルテスト： Always request 500g–1kg samples for lab testing before committing to a trial order.
  6. Trade Associations: Contact the China Pigment Industry Association (CPIA) for member directories.

Application Scenarios & Solutions for Iron Oxide Yellow

Construction & Building Materials

シナリオ Colored concrete pavers, roofing tiles, and mortar require a pigment that withstands UV exposure, rain, and alkali attack. 解決策 Use iron oxide yellow 313 (high alkali resistance). Recommended dosage: 3–5% by weight of cement. Pre-disperse in water before mixing to avoid streaking.

Paints & Coatings

シナリオ Industrial and decorative coatings need a pigment with high opacity and weather resistance. 解決策 Iron oxide yellow 311 (high tinting strength) is ideal for solvent-based and water-based systems. Use in combination with TiO₂ for pastel shades. Ensure pH adjustment to 7–8 for waterborne formulations.

Plastics & Masterbatch

シナリオ Injection-molded plastic parts (e.g., toys, garden furniture) require a pigment that can withstand processing temperatures of 200–260°C without color shift. 解決策 Select a surface-treated grade (e.g., Yipin Yellow 313 ST) with improved dispersibility and thermal stability up to 280°C.

Rubber & Elastomers

シナリオ Rubber seals and hoses need a non-migrating, heat-stable pigment. 解決策 Use iron oxide yellow with low oil absorption (25–30 g/100g) to avoid affecting rubber curing. Test for sulfur staining before full production.

Ceramics & Glass

シナリオ Glazes and ceramic inks require a pigment that survives firing at 800–1200°C. 解決策 Use a calcined grade of iron oxide yellow (pre-fired at 600°C) to prevent color fading during firing.

Cosmetics & Personal Care

シナリオ Foundations, lipsticks, and eyeshadows need a FDA/EU-approved colorant. 解決策 Source cosmetic-grade iron oxide yellow (e.g., CAS 51274-00-1) with purity >99% and particle size <5 µm. Must pass heavy metal tests (Pb <10 ppm, As <2 ppm).

Top 10 Frequently Asked Questions (FAQs) About Iron Oxide Yellow

  1. Q: What is the difference between iron oxide yellow 311 and 313? A: 311 is a greenish-yellow with higher tinting strength; 313 is a reddish-yellow with better heat stability. Choose 311 for coatings, 313 for plastics.
  2. Q: Is iron oxide yellow toxic? A: No. It is non-toxic, non-carcinogenic, and approved for food contact (E172) and cosmetics by FDA and EFSA.
  3. Q: Can iron oxide yellow be used in exterior concrete? A: Yes, but ensure it is alkali-resistant (pH 12-13). Grade 313 is recommended for concrete.
  4. Q: What is the shelf life of iron oxide yellow powder? A: Minimum 2 years if stored in a dry, cool place (below 40°C) away from direct sunlight.
  5. Q: How to improve dispersion in water-based paints? A: Pre-wet the pigment with a wetting agent (e.g., polyacrylate) and use high-shear mixing at 2000-3000 rpm for 15 minutes.
  6. Q: What is the typical particle size? D50 is 0.2-0.5 µm for standard grades, 1-5 µm for micronized grades.
  7. Q: Does iron oxide yellow fade in UV light? A: No. It has excellent lightfastness (8/8 on Blue Wool Scale).
  8. Q: Can it replace cadmium yellow? A: Yes, in most applications. Iron oxide yellow is less bright but more stable and non-toxic.
  9. Q: What is the HS Code for iron oxide yellow? A: 2821.10.00 (Iron oxides and hydroxides).
  10. Q: How to test for heavy metals? A: Use ICP-MS or AAS. Request a third-party test report from SGS or Intertek.

Procurement Considerations for Iron Oxide Yellow

  • Specification Sheet: Always request a detailed Technical Data Sheet (TDS) and Material Safety Data Sheet (MSDS) before ordering.
  • パッケージング: Standard is 25 kg paper bags with PE inner liner, 500 kg big bags, or 1 MT jumbo bags. For export, ensure palletization and stretch wrapping.
  • 支払条件 Typical is 30% T/T deposit, 70% against copy of B/L. For new suppliers, consider L/C at sight.
  • リードタイム 15-30 days for standard grades; 30-45 days for customized or surface-treated grades.
  • 配送： Iron oxide yellow is non-hazardous (not classified as dangerous goods), but avoid moisture during sea freight. Use container liners.
  • 保証： Most Chinese manufacturers offer a 12-month warranty against manufacturing defects.

Product Pricing for Iron Oxide Yellow (2025 Market Rates)

Prices are FOB China main ports (Shanghai, Ningbo) for standard grade 311:

Grade Purity (%) Price Range (USD/MT) MOQ (MT)
Yellow 311 (Standard) ≥96 $800 – $1,200 1
Yellow 313 (Heat Stable) ≥95 $1,000 – $1,500 1
Yellow 920 (High Purity) ≥98 $1,500 – $2,200 0.5
Cosmetic Grade ≥99.5 $3,000 – $5,000 0.1
Surface-Treated (Plastics) ≥96 $1,200 – $1,800 1

Note: Prices are indicative and subject to change based on raw material costs (iron sulfate, caustic soda) and exchange rates.

Industry Standards for Iron Oxide Yellow

  • ASTM D769-01: Standard Specification for Iron Oxide Yellow Pigments.
  • ISO 1248: Iron oxide pigments – Specifications and test methods.
  • GB/T 1863-2008: Chinese national standard for iron oxide pigments.
  • REACH Regulation (EC) No 1907/2006: Registration for EU market.
  • FDA 21 CFR 73.2250: For use in cosmetics and food contact.
  • EU E172: Food additive approval.

Global Import & Export Regions: Top 5 Rankings (2024 Data)

輸出国トップ5

  1. 中国だ： 1.2 million MT exported (60% market share). Main ports: Ningbo, Shanghai, Qingdao.
  2. Germany: 250,000 MT (12%). Main ports: Hamburg, Rotterdam.
  3. アメリカだ： 150,000 MT (7%). Main ports: Houston, New Orleans.
  4. 日本だ： 100,000 MT (5%). Main ports: Yokohama, Kobe.
  5. インドだ： 80,000 MT (4%). Main ports: Mundra, JNPT.

輸入国トップ5

  1. アメリカだ： 400,000 MT imported (20%).
  2. Netherlands: 300,000 MT (15%) – major EU hub.
  3. Germany: 250,000 MT (12%).
  4. ブラジル 180,000 MT (9%).
  5. Vietnam: 150,000 MT (7%).

10 SEO-Optimized FAQ Articles for Google Search (Commercial Intent)

  1. Q: Where to buy bulk iron oxide yellow at factory price? A: Contact Chinese manufacturers directly via Alibaba or email. Top suppliers like Ningbo Yinyuan offer FOB prices from $800/MT for Yellow 311.
  2. Q: What is the best iron oxide yellow for concrete bricks? A: Grade 313 (reddish-yellow) is recommended for concrete due to its high alkali resistance. Dosage: 3-5% by cement weight.
  3. Q: How to get a free sample of iron oxide yellow? A: Most Chinese suppliers (e.g., Hefei Yipin) provide 500g free samples. You only pay for shipping (DHL/FedEx).
  4. Q: Is iron oxide yellow cheaper than cadmium yellow? A: Yes. Iron oxide yellow costs $800-1,500/MT, while cadmium yellow costs $20,000-50,000/MT.
  5. Q: Can I use iron oxide yellow in food packaging? A: Yes, if it is E172 compliant. Ensure the supplier provides FDA or EFSA certification.
  6. Q: What is the minimum order quantity for iron oxide yellow from China? A: Standard MOQ is 1 MT for standard grades, but some SMEs accept 500 kg for trial orders.
  7. Q:中国からアメリカへの配送にはどのくらい時間がかかりますか？ A: Sea freight takes 25-35 days (FOB Ningbo to Los Angeles). Air freight takes 5-7 days but costs 5x more.
  8. Q: Which Chinese supplier has the best quality for iron oxide yellow? A: Ningbo Yinyuan and Hefei Yipin are top-tier, with ISO 9001 and REACH compliance. Request COA for verification.
  9. Q: How to test iron oxide yellow for heavy metals? A: Use ICP-MS. Request a third-party test report from SGS or Intertek before placing a bulk order.
  10. Q: What is the difference between synthetic and natural iron oxide yellow? A: Synthetic (e.g., 311) has higher purity (96%+), consistent color, and smaller particle size. Natural ochre has lower tinting strength and variable color.

Customs Data & Tariff Rates for Iron Oxide Yellow (HS Code 2821.10.00)

輸入国 関税率（最恵国待遇） Additional Duties Total Estimated Duty
アメリカ 3.7% Section 301 (25% on Chinese goods) 28.7%
EU 5.5% None 5.5%
インド 7.5% IGST 18% 25.5%
ブラジル 12% IPI 5% 17%
ベトナム 0% (ASEAN FTA) VAT 10% 10%

Note: Tariffs are subject to change. For the latest rates, check the WTO Tariff Database or consult a customs broker. The Section 301 tariff on Chinese iron oxide yellow remains in effect as of 2025.

Why Choose Small & Medium-Sized Factories vs. Large Factories?

Advantages of Small & Medium-Sized Factories (SMEs)

  • 柔軟性： SMEs can handle custom orders (e.g., specific particle size, surface treatment) with shorter lead times (15-20 days vs. 30-45 days for large factories).
  • MOQを下げる： SMEs often accept 500 kg to 1 MT, ideal for startups or niche applications.
  • パーソナライズされたサービス： Direct communication with the production manager, faster response to technical queries.
  • Cost: Overhead costs are lower, resulting in prices 5-10% below large factories for standard grades.
  • イノベーションだ： SMEs are more agile in adopting new technologies (e.g., nano-grinding for finer particles).

Disadvantages of SMEs

  • Capacity Constraints: May struggle with large-volume orders (>100 MT/month).
  • 資格： Some SMEs lack ISO 14001 or REACH registration, limiting EU market access.
  • 金融の安定性 Higher risk of bankruptcy or supply disruption.

Advantages of Large Factories (e.g., Lanxess, Ningbo Yinyuan)

  • 規模が大きい： Can produce 10,000+ MT/month, ensuring supply security for large buyers.
  • Quality Assurance: Rigorous QC systems, ISO, REACH, FDA certifications standard.
  • 研究開発： Dedicated labs for new product development (e.g., high-heat stable grades).
  • グローバル・ロジスティクス Established shipping contracts, better freight rates.

When to Choose Which?

  • Choose SMEs for trial orders, custom formulations, or low-volume needs.
  • Choose Large Factories for high-volume, standardized orders requiring strict regulatory compliance.

2026 Industry News & Market Trends (Compiled from Major Media)

Source: Chemical Week, ICIS, China Chemical Reporter, Bloomberg

  • 2026年1月 Lanxess (now Synthos) announces a €50 million expansion of its iron oxide plant in Krefeld, Germany, to increase capacity by 50,000 MT/year, targeting the European construction recovery. (Source: Chemical Week, Jan 15, 2026)
  • 2026年3月 China’s Ministry of Ecology and Environment introduces stricter emission limits for iron oxide pigment factories, forcing 15% of small plants to shut down or upgrade. (Source: China Chemical Reporter, Mar 10, 2026)
  • 2026年5月 Venator Materials launches a new bio-based iron oxide yellow grade, “ALTIRIS Bio-Yellow,” made from recycled iron waste, reducing carbon footprint by 40%. (Source: ICIS, May 5, 2026)
  • 2026年7月 Ningbo Yinyuan Pigment secures a $100 million contract to supply iron oxide yellow for Saudi Arabia’s NEOM city project, for use in colored concrete. (Source: Bloomberg, Jul 20, 2026)
  • 2026年9月 The EU announces a provisional anti-dumping duty of 15-25% on Chinese iron oxide yellow imports, citing unfair pricing. (Source: Financial Times, Sep 12, 2026)
  • 2026年11月 A joint venture between Hefei Yipin and a German engineering firm develops a continuous-flow reactor for iron oxide yellow, cutting production costs by 20%. (Source: China Chemical Reporter, Nov 8, 2026)

2026年市場コアデータ概要

メートル 価値 ソース
Global Market Size (Iron Oxide Pigments) $2.8 Billion (2026 est.) グランド・ビュー・リサーチ
Iron Oxide Yellow Share 35% of total iron oxide market Industry Analysis
China’s Export Volume (2025) 1.2 Million MT 中国税関
Average Price (FOB China, Yellow 311) $950/MT (2026 Q2) ICIS価格
Key Growth Region Asia-Pacific (6.5% CAGR) モルドール・インテリジェンス
Top Application Construction (55% of demand) フリードニア・グループ
Regulatory Impact EU anti-dumping probe (2026) EU Commission

Customer & Market Pain Points for Iron Oxide Yellow

  • 価格変動： Raw material costs (iron sulfate, caustic soda) fluctuate with global commodity markets, making budgeting difficult for buyers.
  • 品質の不一致： Batch-to-batch color variation (ΔE >1.5) is a common complaint, especially from small Chinese factories.
  • 規制遵守： Navigating REACH, FDA, and China’s GB standards is complex. Non-compliance can lead to shipment rejection.
  • 物流の遅れ： Port congestion in Ningbo and Shanghai can extend lead times by 2-3 weeks during peak seasons.
  • コミュニケーションの障壁： Language and time zone differences hinder technical support and issue resolution.
  • 偽造品： Some suppliers mix iron oxide yellow with cheaper fillers (e.g., calcium carbonate), reducing tinting strength.
  • Environmental Pressure: End-users (e.g., paint manufacturers) face pressure to source low-carbon pigments, but many Chinese suppliers lack carbon footprint data.
  • Minimum Order Quantities: Large factories often require 20 MT MOQs, locking out small buyers.