function ctd = getFlu(ctd,vvar);

%coeffs from calibration Mar 28 2008
%scale = 15.5; % ug/L/V
%Voff = -0.053; % V
%ctd.Flu = scale*(ctd.(vvar)-Voff);

%coeffs from calibration Dec 23 2010
scale = 15.1; % ug/L/V
Voff = -0.076; % V
ctd.Flu = scale*(ctd.(vvar)-Voff);
