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Premium Seaweed-Derived Chemicals for Global Industries

Qingdao Yingfei Chemical Co., Ltd. is a leading manufacturer of Sodium Alginate, Mannitol, Iodine, and other algae-based chemical products. With over 20 years of expertise and exports to 100+ countries, we deliver high-purity, reliable solutions for food, pharmaceutical, and industrial applications.

Yingfei Chemical Factory and Products

About Qingdao Yingfei Chemical

Yingfei Chemical Facility

Trusted Manufacturer Since 2001

Qingdao Yingfei Chemical Co., Ltd. is a professional enterprise specializing in the processing and production of seaweed-based chemical products. Our core offerings include Sodium Alginate, Mannitol, Iodine, Algae Powder, and Calcium Alginate, serving diverse industries worldwide.

With a production capacity of up to 3,000 tons of Sodium Alginate annually, we leverage advanced extraction technologies and strict quality control to ensure consistency and purity. Our facility spans over 12,000 square meters in Huangdao, Qingdao, China.

2001
Founded
100+
Export Countries
3,000 T
Sodium Alginate Output
12,000+
Factory Area (m²)

Our Core Products

We specialize in high-purity, seaweed-derived chemical compounds used across food, pharmaceutical, and industrial sectors. Each product is manufactured under strict quality standards and tested for consistency and performance.

Sodium Alginate

Sodium Alginate

A natural polysaccharide extracted from brown algae. Used as a thickener, stabilizer, and emulsifier in food, and as a non-toxic excipient in pharmaceuticals. Included in the U.S. Pharmacopeia since 1938.

  • • High viscosity aqueous solution
  • • Derived from kelp and ponytail algae
  • • Food-grade and pharmaceutical-grade available
Mannitol

Mannitol

A sugar alcohol derived from seaweed, used as a sweetener, bulking agent, and diuretic. Widely used in pharmaceutical formulations and food products for its low hygroscopicity and clean taste.

  • • Non-hygroscopic crystalline powder
  • • Low glycemic index
  • • Used in tablets and chewing gums
Iodine

Iodine

A vital trace element extracted from seaweed. Essential for thyroid hormone synthesis in humans. Also used in antiseptics, catalysts, and industrial applications.

  • • High-purity elemental iodine
  • • Critical for human metabolism
  • • Used in medical and chemical industries
Calcium Alginate

Calcium Alginate

The calcium salt of alginic acid, derived from kelp and other seaweeds. Used in wound care (e.g., calcium alginate sponges), papermaking, and textile printing.

  • • Biocompatible and biodegradable
  • • Excellent gel-forming properties
  • • Medical-grade and industrial-grade options
Algae Powder

Algae Powder

Finely ground seaweed powder used in animal feed, fertilizers, and nutritional supplements. Rich in minerals, fiber, and natural growth promoters.

  • • 100% natural seaweed source
  • • High in trace elements
  • • Sustainable and eco-friendly
Hydrogen Iodide

Hydrogen Iodide

A colorless to pale yellow liquid, highly corrosive and a strong reducing agent. Soluble in water and ethanol. Used in organic synthesis and analytical chemistry.

  • • Strong acidic solution
  • • Reducing properties
  • • Requires careful handling
Alginic Acid

Alginic Acid

The precursor to sodium alginate, used in pharmaceuticals as a suspending agent and in food as a stabilizer. Forms gels in the presence of calcium ions.

  • • Natural gelling agent
  • • Used in antacids and tablets
  • • High molecular weight
Seaweed Additives

Seaweed Additives

Custom-formulated additives derived from seaweed for use in animal nutrition, agriculture, and industrial processes. Enhance growth, improve texture, and increase yield.

  • • Natural and sustainable
  • • Tailored formulations available
  • • Global regulatory compliance

Why Choose Yingfei Chemical?

Quality Assured

ISO standards and rigorous testing ensure every batch meets global regulatory requirements.

Global Reach

Exporting to over 100 countries with reliable logistics and documentation support.

Fast Response

Dedicated team ensures prompt communication and quick sample delivery.

Customer Focused

Custom packaging, technical support, and OEM services available upon request.

2001
Founded
100+
Countries Served
3,000 T
Annual Output
12,000+
Factory Area (m²)

Frequently Asked Questions

What is the role of iodine in the human body?

Iodine is a vital trace element required for the synthesis of thyroid hormones, which regulate metabolism, growth, and development. Deficiency can lead to goiter and developmental issues.

Is sodium alginate safe for food use?

Yes, sodium alginate is non-toxic and has been included in the U.S. Pharmacopeia since 1938. It is widely used as a thickener, stabilizer, and emulsifier in food products.

Can you provide custom packaging?

Yes, we offer custom packaging solutions including labeling, bag size, and branding to meet your specific market requirements.

What certifications do you have?

We adhere to international quality standards and can provide documentation for food-grade, pharmaceutical-grade, and industrial compliance upon request.

Get in Touch

Contact Qingdao Yingfei Chemical Co., Ltd. for product inquiries, samples, or custom solutions.

Phone: +86-532-85172566

Fax: +86-532-85172166

Mobile: +86 13906487551

Email: qdyingfei@hotmail.com

Address: No.369 Shuangzhu Road, Huangdao, Qingdao, China

Visit Official Website to Contact

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