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A Nomograph for the Correction of Spectral Data Recorded in Transmittance

Volume 23, Number 5 (Oct. 1969) Page 550-551

Gould, J.H.; Chen, J.T.

Many spectra, particularly infrared spectra, are recorded on charts which are linear in transmittance as the ordinate vs wavelength or wave number as the abscissa. When these records are used for quantitative analysis, the data must be converted to absorbance.