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Chemical Manufacturing Facility

Premium Chemical Solutions From China to the World

Hefei TNJ Chemical Industry Co., Ltd. – Trusted supplier of high-purity chemicals since 2001. Specializing in PVP K30, 2-Pyrrolidone, Salicylic Acid, Sodium Dimethyldithiocarbamate, and specialty ingredients for pharmaceuticals, food, cosmetics, and industrial applications.

Explore Our Products

About Hefei TNJ

Founded in 2001, Hefei TNJ Chemical Industry Co., Ltd. is a leading chemical manufacturer and exporter based in Anhui Province, China. With over 19 years of industry experience, we specialize in producing and supplying high-quality chemical raw materials for pharmaceuticals, food ingredients, cosmetics, agrochemicals, and industrial applications.

Our mission is to deliver Better Chemicals, Better Future — combining innovation, quality, and sustainability to serve global clients with confidence and reliability.

19+
Years in Business
120+
Employees
25+
Export Experts
ISO
Certified
TNJ Chemical Factory

Our Commitment

Quality Assurance

We maintain strict quality control systems and provide full documentation including MSDS, TDS, COA, and ISO certification to ensure product consistency and safety.

Customer-Centric Service

With 25+ dedicated export professionals, we offer responsive support, customized solutions, and reliable logistics to meet your specific needs and timelines.

Global Reach

We export to over 100 countries and participate in international exhibitions annually, building trusted partnerships across pharmaceutical, food, cosmetic, and industrial sectors.

Our Product Range

We offer a comprehensive portfolio of high-purity chemical ingredients across multiple industries. All products are manufactured under strict quality standards and supported by full regulatory documentation.

PVP K30

PVP K30

Polyvinylpyrrolidone K30 – High purity pharmaceutical and cosmetic grade binder, thickener, and stabilizer.

  • CAS: 9003-39-8
  • Purity: ≥99%
  • Applications: Pharma, Cosmetics, Adhesives
2-Pyrrolidone

2-Pyrrolidone

High-purity solvent and intermediate used in pharmaceuticals and agrochemicals.

  • CAS: 616-45-5
  • Purity: ≥99.5%
  • Applications: API Synthesis, Electronics
Salicylic Acid

Salicylic Acid USP/EP

Pharmaceutical grade salicylic acid for dermatological and cosmetic formulations.

  • CAS: 69-72-7
  • Grade: USP, EP 8.0
  • Purity: ≥99.5%
Sodium Dimethyldithiocarbamate

Sodium Dimethyldithiocarbamate (SDD)

Effective biocide for water treatment and rubber vulcanization accelerator.

  • CAS: 128-04-1
  • Concentration: 40%, 95%
  • Applications: Water Treatment, Rubber Industry
Food Ingredients

Food Additives

Includes sweeteners, acids, preservatives, amino acids, and vitamins for food & beverage industry.

  • Categories: Sweeteners, Acids, Preservatives
  • Standards: Food Grade, FCC, USP
Pharmaceuticals

API & Intermediates

Active Pharmaceutical Ingredients and key intermediates for drug manufacturing.

  • Types: APIs, Veterinary, Agrochemicals
  • Support: COA, MSDS, TDS
Cosmetics

Cosmetic Chemicals

UV absorbers, surfactants, preservatives, essential oils, and plant extracts.

  • Applications: Skincare, Haircare, Makeup
  • Grades: Cosmetic, Natural, Organic
Industrial Chemicals

Specialty Chemicals

Water treatment agents, plasticizers, catalysts, dyes, and phosphates.

  • Uses: Industrial Processes, Manufacturing
  • Formats: Liquid, Powder, Granular

Our Services

Global Export

We ship to over 100 countries with reliable logistics partners and full customs documentation.

Quality Assurance

ISO-certified processes, COA, MSDS, TDS, and batch traceability for every product.

Technical Support

Dedicated team for formulation advice, regulatory guidance, and after-sales service.

Custom Manufacturing

OEM/ODM services, private labeling, and tailored packaging options available.

Get in Touch

For product inquiries, pricing, or technical support, please contact us through our official website.

Visit Official Website to Contact

Phone

0086-551-65418684

65418671 / 65418679

Address

D1508 Xincheng Business Center

Qianshan Road, Zhengwu District

Hefei City, Anhui Province, China

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