... , solvent-free paint, laminates, epoxy adhesives and so on. Methyltetrahydrophthalic anhydride, MTHPA Molecular formula:C9H10O3 CAS No:26590-20-5 Molecular ... capacitors, power capacitors resistors, integrated circuits and so on. Methyltetrahydrophthalic anhydride, MTHPA Specification: Appearance slightly yellow liquidAnhydride % Min 41.5Volatile Content ...