2026-08-13 | Product Guide
Phthalic Anhydride CAS 85-44-9 — Premium Quality from China
Phthalic Anhydride (C8H4O3) with CAS number 85-44-9 is a white flake or crystal form chemical. It is the most important intermediate for plasticizer production, especially DOP (Dioctyl Phthalate) and DOTP.
Applications
PVC plasticizer production (DOP, DOTP, DBP), alkyd resins, polyester resins, pigments and dyes, phenolphthalein, agricultural chemicals
Why Choose VASTEC Chemical?
- Factory-direct pricing with competitive rates
- SGS/Bureau Veritas inspection available
- Flexible payment: LC, TT, CAD
- FOB Ningbo/Shanghai/Qingdao
- 50+ industrial chemicals in stock