Centrix Access Flo Low Viscosity Flowable Kaolin Clay Based Retraction Paste por | Jul 24, 2026AccessFLO is a low-viscosity, flowable kaolin clay-based gingival retraction paste. LOW-VISCOSITY FLOWABLE KAOLIN CLAY-BASED RETRACTION PASTE. Dual astringent/hemostatic action – 15% aluminum chloride and kaolin clay.