Ag - Graphene Nanocomposite FeaturesAg - Graphene Nanocomposite Purity: 99.5%Ag - Graphene Nanocomposite Color: DarkAg - Graphene Nanocomposite Proportion: Ag : Graphene = 1 : 1Ag: APS 8nm, purity >99.5%; Graphene: Thickness 0.35nm-1.2nm, diameter 1um-10um, purity>99.5%