Coulter ¿ HmX Hematology Analyzer with Autoloader, || Part number: 6605525, 6605526, 6605527. || HmX Hematology Analyzer / HmX Hematology Analyzer with Autoloader PN 4237523 Rev C. The COULTER HmX Hematology Analyzer is a quantitative, automated hematology analyzer and leukocyte differential cell counter for In Vitro Diagnostic Use in clinical laboratories.