Products › NovTek AN 1001 Image 1 of 1 NovTek AN 1001 $0.00 CAS # 85-43-8Partially Bio-Based (Produced with Veg based Epi)Tetrahydro Phthalic Anhydride (THPA) Sample Added! CAS # 85-43-8Partially Bio-Based (Produced with Veg based Epi)Tetrahydro Phthalic Anhydride (THPA)