... , friendly operation experience, easy assebly structure;- Economical model among Senco rotary evaporators. Symbol Instruction: - Y - (Equipped), - O - (Optional), - / - (N ... . Standard Model R206B Parameters1Evaporating Flask (L)0.5+1L/29, or 2L/292Receiving Flask (L) ... , products, to work with our people. A different experience-- Simple & RelexSENCO, China made, Rotary Evaporator, Experiemental/ Lab ...