Description: Measurement Procedures: Absorbance - End Point with factor, standard or multiple standards, with or without reagent blank and/or sample blank - Bichromatic end point - Kinetics with standard, factor or multiple standards, with or without blank - Fixed time with standard, factor or multiple standards, with or without reagent blank - Turbidimetry - Single, double and triple determinations - Curve fitting for non-linear standard curves - Free hemoglobin in combination with optional interference filters.