Where:
BAVOC = Batch-average concentration of VOC in fermenter exhaust (ppmv measured as propane), calculated for compliance demonstration
BAE = Batch-average concentration of brew ethanol in fermenter liquid (percent), measured by the brew ethanol monitor
CF = Constant established at performance test and representing the slope of the regression line
y = Constant established at performance test and representing the y-intercept of the regression line
40 C.F.R. §63.2161