... Independently proven effective on porous surfaces such as wood, against organic challenge, in hard water and ... ) Complete control - aerial, surface and article disinfectant. b)High concentration and low consumption,save for customers c) ... , surfactant, organic acids, and an inorganic buffer system b) Appearance: white/grey powder (transparent solution) c) ... , 1kg, 5kg, 25kg/per drum disinfection agent