PC090 23c) ) GUIDE-DFE-XX-XX-T-X-9002-Reinforced_Autoclaved_Aerated_Concrete_Identification_Guidance-A-C02 PC090 23c) ) GUIDE-DFE-XX-XX-T-X-9002-Reinforced_Autoclaved_Aerated_Concrete_Identification_Guidance-A-C02