Sysmex KX-21 The KX-21 is a compact fully automated hematology analyzer that simpy meets your needs. Features of the Sysmex KX21 include: Automatic self-testing startup features Single start button operation Small sample size requirements On board storage for 240 test results Data for 18 parameters plus 3 histograms RBC, PLT and WBC (tri-modal) with complete display of all data on backlit LCD display Easy display and printing of data retrieved from memory Predilute mode available