The Intrinsic Viscosity Analyzer ( IVA) is the response to the market’s need for a reliable and automatic viscosity meter for Intrinsic Viscosity ( IV) analysis of polyolefins in solution. Preparative Fractionation Analytical ServicesĪ fully-automated instrument for intrinsic viscosity analysis of polyolefins at high temperature.Intrinsic Viscosity Analytical Services.Bivariate Distribution Analytical Services.Chemical Composition Analytical Services.