Industrial grade tetrachlorophthalic anhydride is an important organic chemical intermediate, presenting as white crystals or crystalline powder with stable chemical properties. This Industrial grade tetrachlorophthalic anhydride is mainly used in synthesizing flame retardants, plasticizers, resins and coatings, suitable for multiple industrial fields. The minimum order quantity is 1 ton, with payment before delivery for smooth transactions.

1.Shaoxing Huawei Chemical Co., Ltd

Founded in 1988, Shaoxing Huawei Chemical Co., Ltd. is specialized in producing basic chemical raw materials.
Main products: Capacity of 8000 tons triphenylphosphine, 12000 tons of liquid magnesium chloride, stable operation of the project, production scale and product quality in the forefront of the industry.
The factory is located in the Binhai Industrial zone, Keqiao District, Shaoxing City, Zhejiang Province, 10 kilometers from Hangyong high-speed, only 30 kilometers from Hangzhou Xiaoshan International Airport, Shanghai Port, Ningbo Port can be reached within 3 hours, the traffic and geographical advantages are outstanding.

After nearly 30 years of production and practice, continuous exploration, continuous progress, continuous innovation, the company has established a set of mature modern enterprise management system and quality management system, actively advocate the "people-oriented, leading technology, quality first, service society" corporate philosophy, adhere to the "science and technology development, science and technology marriage" road, Has introduced a group of chemical management, production, research and development of high-level personnel, the company has a strong technical force, there are nearly 30 senior engineering and technical personnel, at the same time with Zhejiang University and other colleges and universities to take the road of school-enterprise cooperation, so that the enterprise has become a "production, learning, research" base; It is a private science and technology enterprise in Keqiao District, an excellent "production, learning and research" base, and a high-tech enterprise in Zhejiang Province.

2.Wuhan Kemic Biomedical

was established in 2013, with over 30 employees. It specializes in fine chemical intermediates. Its main product is tetrachloro-phenylformic anhydride (tetrachlorophthalic anhydride), which is produced using a refined process. The product purity is ≥ 99% and the impurities are ≤ 0.5%. It has an annual production capacity of 1200 tons. It is equipped with advanced testing equipment and follows the ISO9001 quality system. It serves the fields of medicine, dyes, and flame retardants, providing small-batch customization and stable spot supplies. It is a core supplier for domestic research institutes and small and medium-sized chemical factories.

2. Inner Mongolia Yinglai
Established in 2019, it is a technology-based small and medium-sized enterprise with 150 employees. It produces 6,000 tons of tetrachlorophthalic anhydride annually. It has its own patented chlorination process with low energy consumption and high yield. The product purity is above 99.2%, suitable for high-end pigments and synthetic resins. It has obtained ISO9001 and environmental protection certifications, and is equipped with hazardous materials storage and transportation facilities. It provides stable supply to the North China and Northwest markets, with outstanding cost performance.

3. Zouping Sanhou Chemical Industry
It is a key enterprise in the field of fine chemicals in Shandong Province, with over 80 employees. Specializing in the production of tetrachlorophthalic anhydride, with an annual output of 3,000 tons. The process is mature and stable. Strict control over moisture and free acid, suitable for pharmaceutical intermediates and high-temperature resistant polyesters. Equipped with gas chromatography for detection, ensuring strong consistency in quality batches. Having深耕ed the domestic market for over a decade, it serves dye and plastic additive enterprises, maintaining a stable reputation.

4. Anhui Shihua Chemical
Established in 2011, specializing in specialty chemical intermediates. With over 60 employees. The annual production capacity of tetrachlorophthalic anhydride is 2,500 tons. It adopts closed-loop chlorination technology, meeting environmental protection standards. The product purity is 99.3%. It supports low-mercury customization, suitable for electronic materials and flame retardants. Certified by IATF16949 and REACH, exports to Europe and Southeast Asia, with efficient technical services.

5. Wuhan Carnos
Established in 2015, it is a high-tech enterprise with over 40 employees. Its main business is high-purity tetrachlorophthalic anhydride, with a purity of ≥ 99.5% and supporting 99.8% refined grade customization. It produces 1800 tons annually, with full-process quality control and traceable test data. It serves the fields of pharmaceutical synthesis and high-temperature resistant materials, providing flexible packaging and rapid delivery. It is a high-quality supplier in the central China region.

6. Yusha Chemical Industry in Shanxi Province
This is an established chlor-alkali chemical enterprise with over 120 employees. It produces 4,000 tons of tetrachlorophthalic anhydride annually. Leveraging local chlorine resources, it enjoys significant cost advantages. The product purity is 99.0%, suitable for general dyes, plasticizers, and industrial flame retardants. The quality is stable, the production capacity is sufficient, covering the markets in North China and Northeast China, and it enjoys high industry recognition.

7. Chongqing Yaxianglong Biotechnology
Established in 2016, specializing in pharmaceuticals and dye intermediates. With over 50 employees. Annual production capacity of tetrachlorophthalic anhydride is 1,500 tons. It adopts secondary refining process, with a purity of 99.4%, low color and low impurities. Suitable for high-end pharmaceutical synthesis and organic pigments. Managed according to ISO9001 and GMP standards. Stable suppliers in the southwestern region, supporting customization and small batch trial orders.

8. Wuhan Jiye Sheng Chemical
Established in 2012, it integrates R&D and production. With over 70 employees. The annual production capacity of tetrachlorophthalic anhydride is 2,000 tons. The process is optimized, with leading yield and purity. The products cover industrial grade and refined grade, meeting the needs of various scenarios such as flame retardancy, plastics, and dyes. The quality control is strict, the delivery is on time, and it serves over 300 domestic enterprises. The foreign trade business is steadily expanding.

9. Hangzhou Zherui Chemical
Established in 2018, it is a leading company in the field of fine chemicals. With 35 employees, it focuses on high-value-added intermediates. It produces 1,200 tons of tetrachlorophthalic anhydride annually, with a purity of 99.5%, suitable for organic synthesis and special materials. It is equipped with complete testing facilities and supports customized non-standard products. Based in the Yangtze River Delta, it serves research and development and high-end manufacturing in East China, exports to Japan, South Korea and the Middle East, with prompt responses and stable quality.