Phthalic Anhydride & Industrial Chemicals
Leading manufacturer of high-purity Phthalic Anhydride, Maleic Anhydride, and Refined Naphthalene in China. Trusted by global industries since 2003.
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Leading manufacturer of high-purity Phthalic Anhydride, Maleic Anhydride, and Refined Naphthalene in China. Trusted by global industries since 2003.
SHANDONG HONGXIN CHEMICAL CO. LTD. is a leading manufacturer of Phthalic Anhydride, Maleic Anhydride, and Refined Naphthalene in China.
Located in HONGXIN Chemical Industrial Park of JIAOCHENG National High-tech Development Zone, China, our company has been at the forefront of chemical innovation since 2003.
We specialize in the research, production, application, and sales of Phthalic Anhydride, Maleic Anhydride, Naphthalene, and their downstream products. Our team brings together professional scientific and technological talents and management elites.
With an annual production capacity of 120,000 tons, we are the leading producer in China. Our industrial chain is built around Phthalic Anhydride as the core, continuously innovating and improving efficiency.
High-purity industrial chemicals for diverse applications
Used in plasticizers, paints, unsaturated polyester resins, alkyd resins, dyes, and more.
Packing: 25kg bags / 500kg jumbo bags
High-purity reagent for laboratory and analytical applications.
Ideal for research and quality control
Small-scale packaging for precise laboratory use and chemical synthesis.
Available in multiple reagent sizes
Key intermediate in the production of unsaturated polyester resins, agricultural chemicals, and lubricant additives.
High purity, bulk packaging available
High-purity naphthalene used in dyes, resins, and as a precursor for phthalic anhydride production.
CAS No. 91-20-3 | Industrial Grade
Raw material for producing dibutyl phthalate (DBP), dioctyl phthalate (DOP), and other aromatic esters.
Used in PVC, rubber, and synthetic materials
Phthalic anhydride-based resins for fiberglass-reinforced plastics and composites.
Used in marine, automotive, and construction
Used in the synthesis of anthraquinone dyes and phthalocyanine blue pigments.
High thermal and chemical stability
Key component in high-grade printing inks and synthetic leather production.
Excellent adhesion and durability
Used in electrical insulation, alkyd resins, and protective coatings.
Resistant to heat, moisture, and corrosion
Tailored formulations and bulk supply for specialized industrial needs.
OEM and private labeling available
ACS and reagent-grade phthalic anhydride for academic and industrial R&D.
Certified purity and traceability
Our products meet international standards including ACS and industrial-grade specifications.
Efficient logistics network ensures timely delivery to customers worldwide.
We build long-term partnerships with excellent service and competitive pricing.
It is primarily used to produce plasticizers (like DBP and DOP), unsaturated polyester resins, alkyd resins, dyes (anthraquinone, phthalocyanine blue), printing inks, artificial leather, and insulating materials.
Standard packaging includes 25kg bags and 500kg jumbo bags. Reagent-grade products are available in 25g and 2.5kg containers.
Yes, it is classified under UN No. 2214 and requires proper handling. It can cause irritation to skin, eyes, and respiratory system. Store in a cool, dry, well-ventilated area.
Yes, we provide tailored chemical solutions and OEM services based on client specifications.
Our annual production capacity is 120,000 tons of Phthalic Anhydride, Maleic Anhydride, and Refined Naphthalene.
For inquiries, pricing, and bulk orders, please reach out through our official channel.
Email: SALES@PHTHALIC-ANHYDRIDE.COM
We do not display a phone number. Please use the email above for all communications.
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