1,2-Cyclohexanedicarboxylic acid anhydride 1,2-Cyclohexanedicarboxylic anhydride 1,3-Isobenzofurandione, hexahydro- 102483-85-2 117276-22-9 85-42-7 95327-28-9 Araldite HT 907 Cyclohexane-1,2-dicarboxylic anhydride EINECS 201-604-9 HHPA Hexahydrophthalic acid anhydride Hexahydrophthalic anhydride Lekutherm Hardener H NSC 8622 NT 907