Micro Centrifuges model RM-12C is ideal for growing routine application in biochemical and clinical labs, for Hematocrit,Corpuscle Percentage contents in blood, Serum analysis and precipitate separation etc. SALIENT FEATURES : Digital Speed Indicator,Stepless speed regulator,0-99 minutes digital countdown timer,Imbalance detector with cut off,Safety Lid interlock to prevent cover opening during centrifugation,Press Switch for quick acceleration to full speed (RM-12C) 8 X 5ml with round bottom Polypropylene tubes & reduction adaptors of 4ml & 2ml.