The following disinfectants and detergents are recommended for cleaning the QIAsymphony SP : Mikrozid Tissues (Schülke & Mayr GmbH) — 150 tissues with 235 g agent (consists of 24g (94%) ethanol and 35g 1-propanol per 100g agent) Mikrozid Liquid (Schülke & Mayr GmbH) — ethanol-based disinfectant for spraying onto surfaces (consists of 25 g ethanol and 35 g 1-propanol per 100 g agent solution) RBS-35 Detergent Concentrate (Pierce Chemical Co